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File name:

mailruhomesearch.exe

Full analysis: https://app.any.run/tasks/6bcb1939-24ec-49df-b7b0-3eb2bee1ea40
Verdict: Malicious activity
Analysis date: October 05, 2022, 06:37:29
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
pua
adware
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

A29C9F523B47027FB97190B908C18979

SHA1:

203CA880EFA5E1C883F37AD56A4B0E832B813A15

SHA256:

25CEEAED228C2D7C08BAD41362AD6619C243324AD8A0E05C75D3672E96373BED

SSDEEP:

49152:QS3LOzY7exX2IFqucmyChAgZmY+jsCt8cv1XuYyU7rhTqr6iZVQA:QS3qvxXvgucmTegr+bcO

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • Saves itself using an automatic execution at the hidden registry location

      • mailruhomesearch.exe (PID: 400)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 2448)
    • Steals credentials from Web Browsers

      • mailruhomesearch.exe (PID: 400)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2920)
    • Changes the autorun value in the registry

      • mailruhomesearch.exe (PID: 400)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 2448)
    • Loads the Task Scheduler COM API

      • na_runner.exe (PID: 3896)
      • svchost.exe (PID: 924)
      • MailRuUpdater.exe (PID: 2448)
    • Creates a writable file the system directory

      • svchost.exe (PID: 924)
      • MailRuUpdater.exe (PID: 2116)
      • mailruhomesearch.exe (PID: 400)
      • mrupdsrv.exe (PID: 2184)
    • Registers / Runs the DLL via REGSVR32.EXE

      • mailruhomesearch.exe (PID: 400)
    • Application was dropped or rewritten from another process

      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 1984)
      • b497-2fc8-0e3d-ea1c (PID: 3516)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 2448)
      • MailRuUpdater.exe (PID: 2116)
      • MailRuUpdater.exe (PID: 2920)
      • MailRuUpdater.exe (PID: 340)
      • native_host_app.exe (PID: 752)
      • native_host_app.exe (PID: 2880)
      • MailRuUpdater.exe (PID: 1528)
      • native_host_app.exe (PID: 3636)
    • Loads dropped or rewritten executable

      • regsvr32.exe (PID: 1752)
      • svchost.exe (PID: 924)
      • iexplore.exe (PID: 2516)
  • SUSPICIOUS

    • Reads Internet Settings

      • mailruhomesearch.exe (PID: 660)
      • mailruhomesearch.exe (PID: 400)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 1528)
    • Application launched itself

      • mailruhomesearch.exe (PID: 660)
    • Reads the machine GUID from the registry

      • mailruhomesearch.exe (PID: 400)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2116)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 340)
      • MailRuUpdater.exe (PID: 2920)
    • Reads the cookies of browsers

      • mailruhomesearch.exe (PID: 400)
    • Creates a software uninstall entry

      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 2448)
    • Starts itself from another location

      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 2448)
    • Creates a directory in Program Files

      • na_runner.exe (PID: 3896)
      • b497-2fc8-0e3d-ea1c (PID: 3516)
    • Starts application from unusual location

      • svchost.exe (PID: 924)
    • Executes as Windows Service

      • MailRuUpdater.exe (PID: 2116)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 340)
    • Creates files in the Windows directory

      • mailruhomesearch.exe (PID: 400)
      • MailRuUpdater.exe (PID: 2116)
      • mrupdsrv.exe (PID: 2184)
    • Removes files from Windows the directory

      • mailruhomesearch.exe (PID: 400)
      • MailRuUpdater.exe (PID: 340)
    • Changes the title of the Internet Explorer window

      • mailruhomesearch.exe (PID: 400)
      • mrkeeper.exe (PID: 1492)
    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 1752)
    • Changes the Home page of Internet Explorer

      • mailruhomesearch.exe (PID: 400)
      • mrkeeper.exe (PID: 1492)
    • Starts application with an unusual extension

      • MailRuUpdater.exe (PID: 2116)
    • Adds/modifies Windows certificates

      • MailRuUpdater.exe (PID: 1984)
    • Searches for installed software

      • MailRuUpdater.exe (PID: 2448)
      • MailRuUpdater.exe (PID: 1528)
    • Reads Microsoft Outlook installation path

      • mmc.exe (PID: 2576)
    • Reads Internet Explorer settings

      • mmc.exe (PID: 2576)
    • Starts CMD.EXE for commands execution

      • chrome.exe (PID: 2940)
    • Reads settings of System Certificates

      • MailRuUpdater.exe (PID: 2116)
      • mailruhomesearch.exe (PID: 400)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 340)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2920)
  • INFO

    • Reads the computer name

      • mailruhomesearch.exe (PID: 400)
      • mailruhomesearch.exe (PID: 660)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2116)
      • b497-2fc8-0e3d-ea1c (PID: 3516)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 2448)
      • MailRuUpdater.exe (PID: 340)
      • mrkeeper.exe (PID: 1492)
      • MailRuUpdater.exe (PID: 2920)
      • native_host_app.exe (PID: 2880)
      • native_host_app.exe (PID: 752)
      • native_host_app.exe (PID: 3636)
      • MailRuUpdater.exe (PID: 1528)
    • Checks supported languages

      • mailruhomesearch.exe (PID: 400)
      • mailruhomesearch.exe (PID: 660)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2116)
      • b497-2fc8-0e3d-ea1c (PID: 3516)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 2448)
      • MailRuUpdater.exe (PID: 2920)
      • MailRuUpdater.exe (PID: 340)
      • mrkeeper.exe (PID: 1492)
      • native_host_app.exe (PID: 752)
      • native_host_app.exe (PID: 2880)
      • native_host_app.exe (PID: 3636)
      • MailRuUpdater.exe (PID: 1528)
    • Process checks LSA protection

      • mailruhomesearch.exe (PID: 660)
      • mailruhomesearch.exe (PID: 400)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2116)
      • b497-2fc8-0e3d-ea1c (PID: 3516)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 2448)
      • MailRuUpdater.exe (PID: 2920)
      • MailRuUpdater.exe (PID: 340)
      • mrkeeper.exe (PID: 1492)
      • MailRuUpdater.exe (PID: 1528)
    • Process checks are UAC notifies on

      • mailruhomesearch.exe (PID: 400)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2116)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 340)
      • MailRuUpdater.exe (PID: 2920)
      • MailRuUpdater.exe (PID: 2448)
    • Creates files in the program directory

      • mailruhomesearch.exe (PID: 400)
      • na_runner.exe (PID: 3896)
      • MailRuUpdater.exe (PID: 1984)
      • b497-2fc8-0e3d-ea1c (PID: 3516)
    • Creates a file in a temporary directory

      • mailruhomesearch.exe (PID: 400)
      • MailRuUpdater.exe (PID: 1984)
    • Creates files in the user directory

      • na_runner.exe (PID: 3896)
      • mailruhomesearch.exe (PID: 400)
      • regsvr32.exe (PID: 1752)
      • MailRuUpdater.exe (PID: 1984)
      • MailRuUpdater.exe (PID: 2448)
      • mmc.exe (PID: 2576)
      • consent.exe (PID: 2600)
      • svchost.exe (PID: 924)
      • consent.exe (PID: 2236)
    • Creates files in the Windows directory

      • svchost.exe (PID: 924)
    • Process checks SAM and SYSTEM backups

      • MailRuUpdater.exe (PID: 2116)
      • mrupdsrv.exe (PID: 2184)
      • MailRuUpdater.exe (PID: 340)
    • Manual execution by user

      • taskmgr.exe (PID: 3140)
      • chrome.exe (PID: 2940)
      • control.exe (PID: 2864)
      • MailRuUpdater.exe (PID: 1528)
    • Application launched itself

      • iexplore.exe (PID: 1892)
      • chrome.exe (PID: 2940)
    • Reads the machine GUID from the registry

      • consent.exe (PID: 2600)
      • mmc.exe (PID: 2576)
      • rundll32.exe (PID: 460)
      • consent.exe (PID: 2236)
    • Reads security settings of Internet Explorer

      • mmc.exe (PID: 2576)
      • consent.exe (PID: 2600)
      • consent.exe (PID: 2236)
    • Checks Windows Trust Settings

      • consent.exe (PID: 2600)
      • consent.exe (PID: 2236)
    • Reads settings of System Certificates

      • consent.exe (PID: 2236)
      • consent.exe (PID: 2600)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 EXE PECompact compressed (generic) (53.4)
.exe | Win64 Executable (generic) (35.5)
.exe | Win32 Executable (generic) (5.8)
.exe | Generic Win/DOS Executable (2.5)
.exe | DOS Executable Generic (2.5)

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 2019-Feb-22 08:36:08
Detected languages:
  • English - United States
  • Russian - Russia
TLS Callbacks: 1 callback(s) detected.
Debug artifacts:
  • D:\Build\desktop_apps\_out\sputnik_installer.pdb
FileDescription: sputnik
FileVersion: 5.1.0.194
InternalName: sputnik
LegalCopyright: Copyright c 2005 - 2015
OriginalFilename: sputnik.exe
ProductName: sputnik
ProductVersion: 5.1.0.194

DOS Header

e_magic: MZ
e_cblp: 144
e_cp: 3
e_crlc: -
e_cparhdr: 4
e_minalloc: -
e_maxalloc: 65535
e_ss: -
e_sp: 184
e_csum: -
e_ip: -
e_cs: -
e_ovno: -
e_oemid: -
e_oeminfo: -
e_lfanew: 288

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
NumberofSections: 5
TimeDateStamp: 2019-Feb-22 08:36:08
PointerToSymbolTable: -
NumberOfSymbols: -
SizeOfOptionalHeader: 224
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
4096
1660339
1660416
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.65676
.rdata
1667072
309500
309760
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.04915
.data
1978368
43144
36352
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.97286
.rsrc
2023424
21984
22016
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.86905
.reloc
2048000
76516
76800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.588

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.38058
628
UNKNOWN
Russian - Russia
RT_VERSION
GO_MAIL_RU_ICO
7.98034
10132
UNKNOWN
Russian - Russia
BIN
GO_MAIL_RU_PNG
7.53676
815
UNKNOWN
Russian - Russia
BIN
MAIL_RU_ICO
7.97151
8319
UNKNOWN
Russian - Russia
BIN
MAIL_RU_PNG
7.52939
783
UNKNOWN
Russian - Russia
BIN
1 (#2)
5.12107
796
UNKNOWN
English - United States
RT_MANIFEST

Imports

ADVAPI32.dll
CRYPT32.dll
KERNEL32.dll
OLEAUT32.dll
PSAPI.DLL
SHELL32.dll
USER32.dll
VERSION.dll
WINHTTP.dll
WTSAPI32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
98
Monitored processes
52
Malicious processes
15
Suspicious processes
3

Behavior graph

Click at the process to see the details
start drop and start drop and start drop and start drop and start mailruhomesearch.exe no specs mailruhomesearch.exe na_runner.exe mailruupdater.exe mailruupdater.exe regsvr32.exe no specs b497-2fc8-0e3d-ea1c no specs mrupdsrv.exe taskmgr.exe no specs mailruupdater.exe mailruupdater.exe mailruupdater.exe iexplore.exe iexplore.exe svchost.exe no specs mrkeeper.exe no specs mrkeeper.exe mmc.exe no specs consent.exe no specs mmc.exe chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs cmd.exe no specs chrome.exe no specs native_host_app.exe no specs cmd.exe no specs native_host_app.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs cmd.exe no specs native_host_app.exe no specs chrome.exe no specs control.exe no specs rundll32.exe no specs mailruupdater.exe no specs consent.exe no specs mailruupdater.exe

Process information

PID
CMD
Path
Indicators
Parent process
660"C:\Users\admin\AppData\Local\Temp\mailruhomesearch.exe" C:\Users\admin\AppData\Local\Temp\mailruhomesearch.exeExplorer.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
sputnik
Exit code:
0
Version:
5.1.0.194
Modules
Images
c:\users\admin\appdata\local\temp\mailruhomesearch.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
400"C:\Users\admin\AppData\Local\Temp\mailruhomesearch.exe" --elevationC:\Users\admin\AppData\Local\Temp\mailruhomesearch.exe
mailruhomesearch.exe
User:
admin
Integrity Level:
HIGH
Description:
sputnik
Exit code:
0
Version:
5.1.0.194
Modules
Images
c:\users\admin\appdata\local\temp\mailruhomesearch.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
3896"C:\Users\admin\AppData\Local\Temp\fec8-61bd-e01c-8d2b\na_runner.exe" --installC:\Users\admin\AppData\Local\Temp\fec8-61bd-e01c-8d2b\na_runner.exe
mailruhomesearch.exe
User:
admin
Company:
Mail.Ru
Integrity Level:
HIGH
Description:
Mail.Ru updater
Exit code:
0
Version:
5.0.0.176
Modules
Images
c:\users\admin\appdata\local\temp\fec8-61bd-e01c-8d2b\na_runner.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
1984"C:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater.exe" C:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater.exe
na_runner.exe
User:
admin
Company:
Mail.Ru
Integrity Level:
HIGH
Description:
Mail.Ru updater
Exit code:
0
Version:
5.0.0.176
Modules
Images
c:\users\admin\appdata\local\mail.ru\mailruupdater.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\advapi32.dll
2116"C:\Program Files\Mail.Ru\MailRuUpdater\MailRuUpdater.exe" --sC:\Program Files\Mail.Ru\MailRuUpdater\MailRuUpdater.exe
services.exe
User:
SYSTEM
Company:
Mail.Ru
Integrity Level:
SYSTEM
Description:
Mail.Ru updater
Exit code:
0
Version:
5.0.0.176
Modules
Images
c:\program files\mail.ru\mailruupdater\mailruupdater.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
1752"C:\Windows\System32\regsvr32.exe" /s "C:\Users\admin\AppData\Local\Mail.Ru\Sputnik\ie_addon_dll.dll"C:\Windows\System32\regsvr32.exemailruhomesearch.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
3516"C:\Windows\TEMP\b497-2fc8-0e3d-ea1c" --installC:\Windows\TEMP\b497-2fc8-0e3d-ea1cMailRuUpdater.exe
User:
SYSTEM
Company:
Mail.Ru
Integrity Level:
SYSTEM
Description:
Mail.Ru Update Service
Exit code:
0
Version:
3.12.0.10
Modules
Images
c:\windows\temp\b497-2fc8-0e3d-ea1c
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
2184"C:\Program Files\Mail.Ru\Update Service\mrupdsrv.exe" --sC:\Program Files\Mail.Ru\Update Service\mrupdsrv.exe
services.exe
User:
SYSTEM
Company:
Mail.Ru
Integrity Level:
SYSTEM
Description:
Mail.Ru Update Service
Exit code:
0
Version:
3.12.0.10
Modules
Images
c:\program files\mail.ru\update service\mrupdsrv.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
3140"C:\Windows\system32\taskmgr.exe" /4C:\Windows\system32\taskmgr.exeExplorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Task Manager
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskmgr.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\lpk.dll
2448"C:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater\us\2d0cd78004_d\MailRuUpdater.exe" --update-installationC:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater\us\2d0cd78004_d\MailRuUpdater.exe
MailRuUpdater.exe
User:
admin
Company:
Mail.Ru
Integrity Level:
HIGH
Description:
Mail.Ru updater
Exit code:
0
Version:
5.2.0.13
Modules
Images
c:\users\admin\appdata\local\mail.ru\mailruupdater\us\2d0cd78004_d\mailruupdater.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\userenv.dll
c:\windows\system32\winhttp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\webio.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
Total events
65 132
Read events
64 535
Write events
564
Delete events
33

Modification events

(PID) Process:(660) mailruhomesearch.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(660) mailruhomesearch.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(660) mailruhomesearch.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(660) mailruhomesearch.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(924) svchost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\S-1-5-21-1302019708-1500728564-335382590-1000
Operation:writeName:RefCount
Value:
2
(PID) Process:(924) svchost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\S-1-5-21-1302019708-1500728564-335382590-1000
Operation:writeName:RefCount
Value:
1
(PID) Process:(400) mailruhomesearch.exeKey:HKEY_CURRENT_USER\Software\Mail.Ru\Tech
Operation:writeName:UserID
Value:
{1386F3CE-2602-4FBF-B6FB-D313F003CB5E}
(PID) Process:(400) mailruhomesearch.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(400) mailruhomesearch.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
101
(PID) Process:(400) mailruhomesearch.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
102
Executable files
11
Suspicious files
296
Text files
356
Unknown types
34

Dropped files

PID
Process
Filename
Type
400mailruhomesearch.exeC:\Users\admin\Favorites\Искать в Интернете.urlurl
MD5:EB08378217B4A9D27F46FA00527D778B
SHA256:B0C3586271724BE93C4BA4AF3D9A7DF05462F76B603DD7EF7E5BA4448BB7C244
400mailruhomesearch.exeC:\Users\admin\AppData\Local\Mail.Ru\Tmp\DeferredTasks\metadatabinary
MD5:90F5872A649B9D46EE678E14F74429EF
SHA256:8C0843C34D5C84B4FA3E565F17A9FB4079564E658A3117BBC7AA4970674E4064
400mailruhomesearch.exeC:\Users\admin\AppData\Local\Temp\5519-3c72-c68a-ec8b\GoMailRu.icoimage
MD5:ED62B573B9FF118E3EC726D78C5A099F
SHA256:D8AE22194708322B6CA7C8F5686C85D41EAF847A804657ADEEF6ABCAB74B3270
400mailruhomesearch.exeC:\ProgramData\Mail.Ru\Idtext
MD5:30561981301C4A5DBE2B530A86AA4278
SHA256:79F9E71774CE1BCA135A9C2B7DF76E2FD407A2038D47C1FE033108C111C2B4D5
400mailruhomesearch.exeC:\Users\admin\Favorites\Mail.Ru.urlurl
MD5:28161E54CB3CE3437B812CFFE5D36DFA
SHA256:5E3B71706277050CE3A08F7CBCD45B6D450F0CCA7A84D1EC3A6182B776C68600
400mailruhomesearch.exeC:\Users\admin\AppData\Local\Mail.Ru\Tmp\DeferredTasks\{CA243D19-1E46-4B13-975D-B688FCF27C3B}\p1a9ab46e4d48da3660c62918298ecaadcompressed
MD5:C110516FAC153CAF1DC6955E69570FF0
SHA256:B562A0F6B5F721C13A531A56AB4005738A621B14285B556611341CBF61E2CBA8
3896na_runner.exeC:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater.exeexecutable
MD5:FEB798265C24BEB577CB5BCD43CBD158
SHA256:D9BE17D76DFB9D90246512CE89DD7AAB7CF1CF94D6145429A84094614ABA65E4
400mailruhomesearch.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\cookies.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
400mailruhomesearch.exeC:\Users\admin\AppData\Local\Temp\adbf-17eb-1413-4987\MailRu.icoimage
MD5:1B8FB79AAA423BE16049803FD901B79D
SHA256:7F9C40702936F23F24828FB0B49EDD70534F617BFADAC2854061620D6DD435D2
400mailruhomesearch.exeC:\Users\admin\AppData\Local\Mail.Ru\Tmp\DeferredTasks\{CA243D19-1E46-4B13-975D-B688FCF27C3B}\p0cbb3eb170cb947ca46cb5d2affcb83acompressed
MD5:3AFBCAD27CBF5B5B0C2084AC6366F689
SHA256:07E5A914348B102A2109B48141E58F0DE0CBA2E1C1303D741CF0BFB13B007BC8
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
80
TCP/UDP connections
328
DNS requests
139
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1984
MailRuUpdater.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=task_executed&taskid=%7B901B414B-72A2-48C6-8DCD-29388B8B3E40%7D&done=1&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.0.0.176&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=10&elapsed_time=1&mr_service=0&os=win6.1&install_id=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&GUID=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&tool=mrupdater
RU
suspicious
2116
MailRuUpdater.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=mru_online_service&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.0.0.176&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=5&elapsed_time=0&mr_service=1&os=win6.1&install_id=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&GUID=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&tool=mrupdater
RU
suspicious
400
mailruhomesearch.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=setup_unit&id=ie_mailru&event=done&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.194&mailru_guard=0&mailru_updater=0&comp_mem=3583&tool_mem=37&elapsed_time=0&mr_service=0&os=win6.1&tool=sputnik&GUID=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&common_rfr=&install_id=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&rfr_rules=
RU
suspicious
400
mailruhomesearch.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=setup_unit&id=ie_gomailru&event=done&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.194&mailru_guard=0&mailru_updater=0&comp_mem=3583&tool_mem=37&elapsed_time=0&mr_service=0&os=win6.1&tool=sputnik&GUID=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&common_rfr=&install_id=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&rfr_rules=
RU
suspicious
1984
MailRuUpdater.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=mru_online&tool=mrupdater&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.0.0.176&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=5&elapsed_time=0&mr_service=0&os=win6.1&install_id=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&GUID=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D
RU
suspicious
400
mailruhomesearch.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=install&bgn=1&standalone=1&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.194&mailru_guard=0&mailru_updater=0&comp_mem=3583&tool_mem=38&elapsed_time=0&mr_service=0&os=win6.1&tool=sputnik&GUID=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&common_rfr=&install_id=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&rfr_rules=
RU
suspicious
400
mailruhomesearch.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=spparams&raw=--elevation&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.194&mailru_guard=0&mailru_updater=0&comp_mem=3583&tool_mem=38&elapsed_time=0&mr_service=0&os=win6.1&tool=sputnik&GUID=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&common_rfr=&install_id=%7B9F70C2BD-BE62-4029-9F2E-024EAC011C57%7D&rfr_rules=
RU
suspicious
3896
na_runner.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=mru_install_service&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.0.0.176&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=6&elapsed_time=0&mr_service=0&os=win6.1&install_id=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&GUID=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&tool=mrupdater
RU
suspicious
2116
MailRuUpdater.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=mru_iapp&id=waiter&event=done&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.0.0.176&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=10&elapsed_time=3&mr_service=1&os=win6.1&install_id=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&GUID=%7B24102241-FC26-4D48-A98F-E454D47565A8%7D&tool=mrupdater
RU
suspicious
2184
mrupdsrv.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=waiter_online&masterid=%7B6D90526D-77A7-4DB6-BFA8-C7B72CCF1237%7D&user_id=%7B1386F3CE-2602-4FBF-B6FB-D313F003CB5E%7D&osver=7&osbit=32&osvernum=6.1&ossp=ServicePack1&uac=1&admin=1&ver=3.12.0.10&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=5&elapsed_time=0&mr_service=1&os=win6.1&GUID=&install_id=&tool=waiter
RU
suspicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2116
MailRuUpdater.exe
217.69.139.245:80
mrds.mail.ru
LLC VK
RU
malicious
1984
MailRuUpdater.exe
217.69.139.245:443
mrds.mail.ru
LLC VK
RU
malicious
400
mailruhomesearch.exe
217.69.139.247:443
xmlbinupdate.mail.ru
LLC VK
RU
malicious
217.69.139.245:443
mrds.mail.ru
LLC VK
RU
malicious
3896
na_runner.exe
217.69.139.245:80
mrds.mail.ru
LLC VK
RU
malicious
1984
MailRuUpdater.exe
217.69.139.247:443
xmlbinupdate.mail.ru
LLC VK
RU
malicious
400
mailruhomesearch.exe
217.69.139.122:443
conserv.go.mail.ru
LLC VK
RU
unknown
5.181.61.0:443
mailruupdater.cdnmail.ru
LLC VK
RU
suspicious
400
mailruhomesearch.exe
217.69.139.245:80
mrds.mail.ru
LLC VK
RU
malicious
1984
MailRuUpdater.exe
217.69.139.245:80
mrds.mail.ru
LLC VK
RU
malicious

DNS requests

Domain
IP
Reputation
xmlbinupdate.mail.ru
  • 217.69.139.247
shared
conserv.go.mail.ru
  • 217.69.139.122
unknown
mrds.mail.ru
  • 217.69.139.245
suspicious
mailruupdater.cdnmail.ru
  • 5.181.61.0
unknown
xtnmailru.cdnmail.ru
  • 5.181.61.0
unknown
gosoftdl.mail.ru
  • 5.181.61.0
shared
binupdate.mail.ru
  • 217.69.139.245
shared
xml.binupdate.mail.ru
  • 217.69.139.247
shared
mrdistrupd.com
  • 95.163.144.32
unknown
ctldl.windowsupdate.com
  • 23.216.77.80
  • 23.216.77.69
whitelisted

Threats

PID
Process
Class
Message
3896
na_runner.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
1984
MailRuUpdater.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
2116
MailRuUpdater.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
3896
na_runner.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
400
mailruhomesearch.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
400
mailruhomesearch.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
1984
MailRuUpdater.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
400
mailruhomesearch.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
1984
MailRuUpdater.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
400
mailruhomesearch.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
12 ETPRO signatures available at the full report
Process
Message
MailRuUpdater.exe
RunAsService: Entry
MailRuUpdater.exe
Updater.Mail.Ru: SERVICE_CONTROL_STOP
MailRuUpdater.exe
RunAsService: Exit
MailRuUpdater.exe
RunAsService: Entry