File name:

C:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater\us\2d0cd78004_d\MailRuUpdater.exe

Full analysis: https://app.any.run/tasks/ddba8ccb-a16a-4b4e-8c58-be8a04380950
Verdict: Malicious activity
Analysis date: March 14, 2019, 14:46:43
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

4AC5A9796E153B190E70E2F51E49A131

SHA1:

9C4AF8945EAC90449DD54A965EAA427924252FAE

SHA256:

5530BE4592507773E6CA5EF13160973824C8DCFF7F4CB4F97B5B508A336C8727

SSDEEP:

98304:TXfQtrzsLexRQ8uhYCxncrqcnEU3Id17Dp+LkIX:zfQtrgLex68uhYsWqcnEUe7Bw

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

    No malicious indicators.

  • SUSPICIOUS

    • Creates files in the program directory

      • MailRuUpdater.exe (PID: 3180)

    • Creates files in the user directory

      • MailRuUpdater.exe (PID: 3180)

  • INFO

    No info indicators.
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)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:02:27 17:45:17+01:00
PEType: PE32
LinkerVersion: 14.12
CodeSize: 2716160
InitializedDataSize: 819200
UninitializedDataSize: -
EntryPoint: 0x14369d
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI
FileVersionNumber: 5.1.0.195
ProductVersionNumber: 5.1.0.195
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Dynamic link library
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Mail.Ru
FileDescription: Mail.Ru updater
FileVersion: 5.1.0.195
InternalName: MailRuUpdater
LegalCopyright: Copyright 2015
OriginalFileName: MailRuUpdater.exe
ProductName: MailRuUpdater
ProductVersion: 5.1.0.195
Comments: -

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 27-Feb-2019 16:45:17
Detected languages:
  • English - United States
  • Russian - Russia
TLS Callbacks: 1 callback(s) detected.
Debug artifacts:
  • D:\Build\desktop_apps\_out\updater.pdb
CompanyName: Mail.Ru
FileDescription: Mail.Ru updater
FileVersion: 5.1.0.195
InternalName: MailRuUpdater
LegalCopyright: Copyright 2015
OriginalFilename: MailRuUpdater.exe
ProductName: MailRuUpdater
ProductVersion: 5.1.0.195
Comments: -

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000120

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 27-Feb-2019 16:45:17
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x002971D1
0x00297200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.66286
.rdata
0x00299000
0x00084B34
0x00084C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.26541
.data
0x0031E000
0x00017168
0x00014800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.09698
_RDATA
0x00336000
0x000005E0
0x00000600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.61028
.rsrc
0x00337000
0x0000E628
0x0000E800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.55667
.reloc
0x00346000
0x0001D27C
0x0001D400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.57893

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.07176
640
UNKNOWN
English - United States
RT_MANIFEST
2
5.40354
4264
UNKNOWN
Russian - Russia
RT_ICON
3
5.92812
2440
UNKNOWN
Russian - Russia
RT_ICON
4
6.09802
1128
UNKNOWN
Russian - Russia
RT_ICON
9
1.68186
58
UNKNOWN
Russian - Russia
RT_STRING
128
2.65534
62
UNKNOWN
Russian - Russia
RT_GROUP_ICON
1032
5.40076
32038
UNKNOWN
English - United States
BIN

Imports

ADVAPI32.dll
CRYPT32.dll
GDI32.dll
KERNEL32.dll
OLEAUT32.dll
PSAPI.DLL
SHELL32.dll
SHLWAPI.dll
USER32.dll
USERENV.dll

Exports

Title
Ordinal
Address
??0?$oserializer@Vtext_woarchive@archive@boost@@U?$pair@$CBUProcessKey@sysinfo@mailru@@UProcessInfo@23@@std@@@detail@archive@boost@@QAE@XZ
1
0x00015BED
??0?$oserializer@Vtext_woarchive@archive@boost@@U?$pair@$CBV?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@Vptime@posix_time@boost@@@std@@@detail@archive@boost@@QAE@XZ
2
0x0004BFF7
??0?$oserializer@Vtext_woarchive@archive@boost@@UCollectingData@sysinfo@mailru@@@detail@archive@boost@@QAE@XZ
3
0x00015C11
??0?$oserializer@Vtext_woarchive@archive@boost@@UProcessInfo@sysinfo@mailru@@@detail@archive@boost@@QAE@XZ
4
0x00015C35
??0?$oserializer@Vtext_woarchive@archive@boost@@UProcessKey@sysinfo@mailru@@@detail@archive@boost@@QAE@XZ
5
0x00015C59
??0?$oserializer@Vtext_woarchive@archive@boost@@UProductChange@Impl@ProdMonTask@prodmon@mailru@@@detail@archive@boost@@QAE@XZ
6
0x0004C01B
??0?$oserializer@Vtext_woarchive@archive@boost@@UProductEvent@Impl@ProdMonTask@prodmon@mailru@@@detail@archive@boost@@QAE@XZ
7
0x0004C03F
??0?$oserializer@Vtext_woarchive@archive@boost@@UState@Impl@ProdMonTask@prodmon@mailru@@@detail@archive@boost@@QAE@XZ
8
0x0004C063
??0?$oserializer@Vtext_woarchive@archive@boost@@V?$map@UProcessKey@sysinfo@mailru@@UProcessInfo@23@U?$less@UProcessKey@sysinfo@mailru@@@std@@V?$allocator@U?$pair@$CBUProcessKey@sysinfo@mailru@@UProcessInfo@23@@std@@@6@@std@@@detail@archive@boost@@QAE@XZ
9
0x00015C7D
??0?$oserializer@Vtext_woarchive@archive@boost@@V?$map@V?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@Vptime@posix_time@boost@@U?$less@V?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@@2@V?$allocator@U?$pair@$CBV?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@Vptime@posix_time@boost@@@std@@@2@@std@@@detail@archive@boost@@QAE@XZ
10
0x0004C087
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
30
Monitored processes
1
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start mailruupdater.exe

Process information

PID
CMD
Path
Indicators
Parent process
3180"C:\Users\admin\AppData\Local\Temp\MailRuUpdater.exe" C:\Users\admin\AppData\Local\Temp\MailRuUpdater.exe
explorer.exe
User:
admin
Company:
Mail.Ru
Integrity Level:
MEDIUM
Description:
Mail.Ru updater
Exit code:
0
Version:
5.1.0.195
Modules
Images
c:\users\admin\appdata\local\temp\mailruupdater.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
Total events
50
Read events
34
Write events
16
Delete events
0

Modification events

(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication
Operation:writeName:Name
Value:
MailRuUpdater.exe
(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CURRENT_USER\Software\AppDataLow\Software\Mail.Ru\IE_Bar\Settings
Operation:writeName:GUID
Value:
{160D9896-06FF-477A-A181-B7AC1AC7AA1C}
(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CURRENT_USER\Software\Mail.Ru\Tech
Operation:writeName:UserID
Value:
{3CE599B0-91D0-4B36-9EC7-6243D64B59FD}
(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CURRENT_USER\Software\Mail.Ru\Tech\ptls\{2AB1F4AB-E3FA-4047-9033-EC223C8354F5}
Operation:writeName:finished_time
Value:
7C698A5C00000000
(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CURRENT_USER\Software\Mail.Ru\Tech\ptls\{84DC8324-C256-4EF5-B0DC-383B43EE77E9}
Operation:writeName:finished_time
Value:
9C698A5C00000000
(PID) Process:(3180) MailRuUpdater.exeKey:HKEY_CURRENT_USER\Software\Mail.Ru\Tech\ptls\{FC604959-8A01-4E8B-A3E5-87CEEBD6FEDB}
Operation:writeName:finished_time
Value:
9C698A5C00000000
Executable files
0
Suspicious files
3
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
3180MailRuUpdater.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\places.sqlite-shm —
MD5:—
SHA256:—
3180MailRuUpdater.exeC:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater\us\2d0cd78004binary
MD5:—
SHA256:—
3180MailRuUpdater.exeC:\ProgramData\Mail.Ru\Idtext
MD5:—
SHA256:—
3180MailRuUpdater.exeC:\ProgramData\Mail.ru\ifrmbinary
MD5:—
SHA256:—
3180MailRuUpdater.exeC:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater\prodmonbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
12
DNS requests
6
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3180
MailRuUpdater.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=mru_online&tool=mrupdater&masterid=%7BE1AA23DD-35DA-4EFD-96D0-B42A7E28A5BD%7D&user_id=%7B3CE599B0-91D0-4B36-9EC7-6243D64B59FD%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.195&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=4&elapsed_time=1&mr_service=0&os=win6.1&install_id=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&GUID=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D
RU
—
—
suspicious
3180
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=%7BE1AA23DD-35DA-4EFD-96D0-B42A7E28A5BD%7D&user_id=%7B3CE599B0-91D0-4B36-9EC7-6243D64B59FD%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.195&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=7&elapsed_time=23&mr_service=0&os=win6.1&install_id=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&GUID=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&tool=mrupdater
RU
—
—
suspicious
3180
MailRuUpdater.exe
GET
—
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=task_executed&taskid=%7B2AB1F4AB-E3FA-4047-9033-EC223C8354F5%7D&done=1&masterid=%7BE1AA23DD-35DA-4EFD-96D0-B42A7E28A5BD%7D&user_id=%7B3CE599B0-91D0-4B36-9EC7-6243D64B59FD%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.195&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=8&elapsed_time=23&mr_service=0&os=win6.1&install_id=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&GUID=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&tool=mrupdater
RU
—
—
suspicious
3180
MailRuUpdater.exe
GET
204
217.69.139.245:80
http://mrds.mail.ru/update/2/version.txt?type=mruinfo&last_ch=16064655&ch_ver=68.0.3440.106&ie_hp=about&ie_dse=www.bing.com&ie_ver=8.00.7600.16385&last_ff=17120255&ff_ver=61.0.2&masterid=%7BE1AA23DD-35DA-4EFD-96D0-B42A7E28A5BD%7D&user_id=%7B3CE599B0-91D0-4B36-9EC7-6243D64B59FD%7D&osver=7&osbit=32&osvernum=6.1&ossp=Service%20Pack%201&uac=1&admin=1&ver=5.1.0.195&mailru_guard=0&mailru_updater=1&comp_mem=3583&tool_mem=8&elapsed_time=23&mr_service=0&os=win6.1&install_id=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&GUID=%7B160D9896-06FF-477A-A181-B7AC1AC7AA1C%7D&tool=mrupdater
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
3180
MailRuUpdater.exe
217.69.139.245:80
mrds.mail.ru
Limited liability company Mail.Ru
RU
malicious
3180
MailRuUpdater.exe
217.69.139.247:443
xmlbinupdate.mail.ru
Limited liability company Mail.Ru
RU
malicious
3180
MailRuUpdater.exe
217.69.139.245:443
mrds.mail.ru
Limited liability company Mail.Ru
RU
malicious
3180
MailRuUpdater.exe
95.163.144.16:443
mrproddisup.com
Mrgroup Investments Limited
RU
unknown
3180
MailRuUpdater.exe
217.69.139.110:443
mailruupdater.cdnmail.ru
Limited liability company Mail.Ru
RU
malicious
3180
MailRuUpdater.exe
95.163.144.32:443
mrdistrupd.com
Mrgroup Investments Limited
RU
unknown

DNS requests

Domain
IP
Reputation
mrds.mail.ru
  • 217.69.139.245
suspicious
binupdate.mail.ru
  • 217.69.139.245
shared
xmlbinupdate.mail.ru
  • 217.69.139.247
shared
mrproddisup.com
  • 95.163.144.16
unknown
mrdistrupd.com
  • 95.163.144.32
unknown
mailruupdater.cdnmail.ru
  • 217.69.139.110
unknown

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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ANY.RUN
Reports
C:\Users\admin\AppData\Local\Mail.Ru\MailRuUpdater\us\2d0cd78004_d\MailRuUpdater.exe