File name:

Yandex.exe

Full analysis: https://app.any.run/tasks/f89376a7-3207-436a-800d-2bcc42fd1354
Verdict: Malicious activity
Analysis date: October 07, 2018, 06:24:00
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:

22F58C0F305F510962CC8515373F3238

SHA1:

8534D7BD7C5D8FFAAF97FC421E54F9B55F79A11A

SHA256:

40ED9098C52D60F4C258745CCCB9E7BDE0A4C7F96329B3669A26FBD0B9B88518

SSDEEP:

24576:5RiYYaOYRK4yfPndVKVTb+0dMfofzGPnVaN/0aiG0:5RTN1KdfPiVP+0iqGtUre

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

    • Changes settings of System certificates

      • setup.exe (PID: 2668)
      • service_update.exe (PID: 3180)
    • Loads the Task Scheduler COM API

      • service_update.exe (PID: 2632)
      • searchbandapp.exe (PID: 3788)
      • browser.exe (PID: 1320)
      • explorer.exe (PID: 1604)
    • Loads the Task Scheduler DLL interface

      • service_update.exe (PID: 3212)
      • service_update.exe (PID: 1460)
      • browser.exe (PID: 1320)
    • Application was dropped or rewritten from another process

      • service_update.exe (PID: 2364)
      • service_update.exe (PID: 3604)
      • service_update.exe (PID: 3180)
      • service_update.exe (PID: 2632)
      • service_update.exe (PID: 3596)
      • service_update.exe (PID: 1460)
      • service_update.exe (PID: 3212)
      • setup.exe (PID: 676)
      • setup.exe (PID: 2668)
      • setup.exe (PID: 3924)
      • Yandex__.exe (PID: 2652)
      • clidmgr.exe (PID: 2372)
      • clidmgr.exe (PID: 3824)
      • clidmgr.exe (PID: 3136)
      • SEARCHBAND.EXE (PID: 2620)
      • Yandex.exe (PID: 3444)
      • clidmgr.exe (PID: 3196)
      • searchbandapp.exe (PID: 3788)
      • crashreporter.exe (PID: 1708)
      • searchbandcf.exe (PID: 2412)
      • browser.exe (PID: 1320)
      • searchbandapp.exe (PID: 2820)
      • browser.exe (PID: 3808)
      • browser.exe (PID: 3032)
      • browser.exe (PID: 3536)
      • browser.exe (PID: 3552)
      • SearchbandApp.exe (PID: 3128)
      • browser.exe (PID: 1180)
      • browser.exe (PID: 624)
      • browser.exe (PID: 2728)
      • browser.exe (PID: 3492)
      • browser.exe (PID: 2860)
      • browser.exe (PID: 600)
      • browser.exe (PID: 3452)
      • browser.exe (PID: 3320)
      • browser.exe (PID: 2952)
      • browser.exe (PID: 3352)
      • browser.exe (PID: 2544)
      • searchbandapp.exe (PID: 2704)
    • Changes the autorun value in the registry

      • searchbandapp.exe (PID: 3788)
      • browser.exe (PID: 1320)
    • Loads dropped or rewritten executable

      • explorer.exe (PID: 1604)
      • searchbandcf.exe (PID: 2412)
      • browser.exe (PID: 1320)
      • searchbandapp.exe (PID: 3788)
      • browser.exe (PID: 2728)
      • browser.exe (PID: 3808)
      • browser.exe (PID: 3536)
      • browser.exe (PID: 3552)
      • browser.exe (PID: 3032)
      • browser.exe (PID: 624)
      • browser.exe (PID: 1180)
      • browser.exe (PID: 2860)
      • browser.exe (PID: 3492)
      • browser.exe (PID: 3320)
      • browser.exe (PID: 3452)
      • browser.exe (PID: 2952)
      • browser.exe (PID: 3352)
      • browser.exe (PID: 600)
      • browser.exe (PID: 2544)
  • SUSPICIOUS

    • Creates files in the user directory

      • Yandex.exe (PID: 3028)
      • setup.exe (PID: 2668)
      • MsiExec.exe (PID: 1820)
      • msiexec.exe (PID: 1192)
      • clidmgr.exe (PID: 3196)
      • Yandex__.exe (PID: 2652)
      • notepad++.exe (PID: 2196)
    • Modifies the open verb of a shell class

      • setup.exe (PID: 2668)
    • Adds / modifies Windows certificates

      • setup.exe (PID: 2668)
      • service_update.exe (PID: 3180)
    • Executable content was dropped or overwritten

      • service_update.exe (PID: 3604)
      • setup.exe (PID: 2668)
      • service_update.exe (PID: 2364)
      • Yandex.exe (PID: 3440)
      • yb1D7B.tmp (PID: 3900)
      • Yandex.exe (PID: 3444)
      • Yandex__.exe (PID: 2652)
      • msiexec.exe (PID: 1192)
      • searchbandapp.exe (PID: 2820)
      • explorer.exe (PID: 1604)
    • Creates files in the Windows directory

      • service_update.exe (PID: 3596)
      • service_update.exe (PID: 3180)
      • service_update.exe (PID: 3212)
      • service_update.exe (PID: 1460)
      • browser.exe (PID: 1320)
    • Creates files in the program directory

      • service_update.exe (PID: 2364)
      • service_update.exe (PID: 3212)
    • Starts itself from another location

      • Yandex.exe (PID: 3440)
      • searchbandapp.exe (PID: 2820)
    • Starts application with an unusual extension

      • Yandex.exe (PID: 3428)
    • Application launched itself

      • Yandex.exe (PID: 3028)
      • setup.exe (PID: 676)
      • service_update.exe (PID: 3212)
      • browser.exe (PID: 1320)
      • searchbandapp.exe (PID: 3788)
    • Reads Internet Cache Settings

      • setup.exe (PID: 2668)
      • searchbandapp.exe (PID: 2820)
      • explorer.exe (PID: 1604)
      • Yandex.exe (PID: 3028)
    • Creates a software uninstall entry

      • setup.exe (PID: 2668)
      • Yandex__.exe (PID: 2652)
    • Changes IE settings (feature browser emulation)

      • searchbandapp.exe (PID: 3788)
    • Removes files from Windows directory

      • service_update.exe (PID: 3180)
  • INFO

    • Dropped object may contain Bitcoin addresses

      • setup.exe (PID: 2668)
      • searchbandapp.exe (PID: 2820)
      • explorer.exe (PID: 1604)
    • Application launched itself

      • msiexec.exe (PID: 1192)
    • Creates a software uninstall entry

      • msiexec.exe (PID: 1192)
    • Reads settings of System Certificates

      • explorer.exe (PID: 1604)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic Win/DOS Executable (50)
.exe | DOS Executable Generic (49.9)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:09:26 20:08:27+02:00
PEType: PE32
LinkerVersion: 14
CodeSize: 335872
InitializedDataSize: 910336
UninitializedDataSize: -
EntryPoint: 0x32eb4
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI
FileVersionNumber: 18.9.0.3467
ProductVersionNumber: 18.9.0.3467
FileFlagsMask: 0x0017
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: YANDEX LLC
FileDescription: Yandex
FileVersion: 18.9.0.3467
InternalName: lite_installer
LegalCopyright: Copyright (c) 2012-2018 YANDEX LLC. All Rights Reserved.
ProductName: Yandex
ProductVersion: 18.9.0.3467
ProductChromiumVersion: 68.0.3440.106
ProductYandexVersion: 18.9.0.3467
CompanyShortName: YANDEX LLC
ProductShortName: Yandex Installer
LastChange: 0c6b3ad6e5f976cfa306f8c13f2ae966cef49245
OfficialBuild: 1

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 26-Sep-2018 18:08:27
Detected languages:
  • Chinese - PRC
  • Chinese - Taiwan
  • Czech - Czech Republic
  • English - United States
  • French - France
  • German - Germany
  • Italian - Italy
  • Japanese - Japan
  • Portuguese - Brazil
  • Portuguese - Portugal
  • Russian - Russia
  • Spanish - Spain (International sort)
  • Turkish - Turkey
  • Ukrainian - Ukraine
Debug artifacts:
  • C:\TeamcityAgent\work\6a6d135591f2f49f\src\out\Release\./lite_installer.exe.pdb
CompanyName: YANDEX LLC
FileDescription: Yandex
FileVersion: 18.9.0.3467
InternalName: lite_installer
LegalCopyright: Copyright (c) 2012-2018 YANDEX LLC. All Rights Reserved.
ProductName: Yandex
ProductVersion: 18.9.0.3467
ProductChromiumVersion: 68.0.3440.106
ProductYandexVersion: 18.9.0.3467
CompanyShortName: YANDEX LLC
ProductShortName: Yandex Installer
LastChange: 0c6b3ad6e5f976cfa306f8c13f2ae966cef49245
Official Build: 1

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0078
Pages in file: 0x0001
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0x0000
Initial SS value: 0x0000
Initial SP value: 0x0000
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000078

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 9
Time date stamp: 26-Sep-2018 18:08:27
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00051E27
0x00052000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.64554
.rdata
0x00053000
0x000156E4
0x00015800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.87367
.data
0x00069000
0x00002174
0x00001200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.52446
.00cfg
0x0006C000
0x00000004
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.0611629
.tls
0x0006D000
0x00000009
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.0203931
SHARED
0x0006E000
0x00000004
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED, IMAGE_SCN_MEM_WRITE
0
Shared
0x0006F000
0x00000E48
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x00070000
0x000C2748
0x000C2800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.91527
.reloc
0x00133000
0x00003BB8
0x00003C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.6936

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.1744
2002
Latin 1 / Western European
English - United States
RT_MANIFEST
2
4.44702
9832
Latin 1 / Western European
UNKNOWN
RT_ICON
3
4.58339
4392
Latin 1 / Western European
UNKNOWN
RT_ICON
4
4.56164
2488
Latin 1 / Western European
UNKNOWN
RT_ICON
5
4.80269
1128
Latin 1 / Western European
UNKNOWN
RT_ICON
26
3.34409
1120
Latin 1 / Western European
Spanish - Spain (International sort)
RT_STRING
27
3.2916
1356
Latin 1 / Western European
Spanish - Spain (International sort)
RT_STRING
28
3.17352
580
Latin 1 / Western European
Spanish - Spain (International sort)
RT_STRING
128
2.68263
76
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON
129
2.07664
406
Latin 1 / Western European
UNKNOWN
RT_DIALOG

Imports

GDI32.dll (delay-loaded)
KERNEL32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
99
Monitored processes
50
Malicious processes
16
Suspicious processes
15

Behavior graph

Click at the process to see the details
drop and start start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start drop and start yandex.exe yandex.exe yandex.exe yb1d7b.tmp setup.exe no specs setup.exe setup.exe no specs service_update.exe service_update.exe service_update.exe no specs service_update.exe service_update.exe no specs service_update.exe no specs service_update.exe no specs yandex.exe yandex__.exe clidmgr.exe clidmgr.exe clidmgr.exe clidmgr.exe searchband.exe msiexec.exe msiexec.exe searchbandapp.exe searchbandapp.exe crashreporter.exe no specs explorer.exe searchbandcf.exe no specs browser.exe browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs searchbandapp.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs browser.exe no specs searchbandapp.exe explorer.exe no specs notepad.exe no specs notepad++.exe gup.exe

Process information

PID
CMD
Path
Indicators
Parent process
600"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --type=utility --field-trial-handle=908,3547791434410764324,8194390457306819597,131072 --lang=ru --no-sandbox --user-id=95027FBC-05EA-40EC-8111-84676100FE2E --brand-id=yandex --partner-id=portal-switch --service-request-channel-token=7CD39624B2086596FAF0537B05B4A173 --process-name="Импорт профилей" --mojo-platform-channel-handle=3184 /prefetch:8C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exebrowser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
18.9.0.3467
Modules
Images
c:\users\admin\appdata\local\yandex\yandexbrowser\application\browser.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\users\admin\appdata\local\yandex\yandexbrowser\application\18.9.0.3467\browser_elf.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
624"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --type=renderer --enable-in-process-wmf-demuxer --field-trial-handle=908,3547791434410764324,8194390457306819597,131072 --js-flags="--no-enable-liveedit --stack-trace-limit=1" --service-pipe-token=BD634A8551E9B5B38BB210DB8FE11CB8 --lang=ru --user-id=95027FBC-05EA-40EC-8111-84676100FE2E --brand-id=yandex --partner-id=portal-switch --help-url=https://api.browser.yandex.ru/redirect/help/ --user-agent-info --translate-security-origin=https://translate.yandex.net --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --enable-instaserp --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=BD634A8551E9B5B38BB210DB8FE11CB8 --renderer-client-id=7 --mojo-platform-channel-handle=2968 /prefetch:1C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exebrowser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
LOW
Description:
Yandex
Exit code:
0
Version:
18.9.0.3467
Modules
Images
c:\users\admin\appdata\local\yandex\yandexbrowser\application\browser.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\users\admin\appdata\local\yandex\yandexbrowser\application\18.9.0.3467\browser_elf.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
676"C:\Users\admin\AppData\Local\Temp\YB_DE515.tmp\setup.exe" --install-archive="C:\Users\admin\AppData\Local\Temp\YB_DE515.tmp\BROWSER.PACKED.7Z" --searchband-file="C:\Users\admin\AppData\Local\Temp\YB_DE515.tmp\SEARCHBAND.EXE" --brand-name=yandex --brand-package="C:\Users\admin\AppData\Local\Temp\BrandFile" --clids-file="C:\Users\admin\AppData\Local\Temp\clids.xml" --clids-searchband-file="C:\Users\admin\AppData\Local\Temp\clids_searchband.xml" --distr-info-file="C:\Users\admin\AppData\Local\Temp\distrib_info" --installerdata="C:\Users\admin\AppData\Local\Temp\master_preferences" --ok-button-pressed-time=6041637695 --partner-package="C:\Users\admin\AppData\Local\Temp\PartnerFile" --progress-window=525648 --send-statistics --source=lite --spawned_in_protected_dir --verbose-loggingC:\Users\admin\AppData\Local\Temp\YB_DE515.tmp\setup.exeyb1D7B.tmp
User:
admin
Company:
YANDEX LLC
Integrity Level:
HIGH
Description:
Yandex
Exit code:
1
Version:
18.9.0.3467
Modules
Images
c:\users\admin\appdata\local\temp\yb_de515.tmp\setup.exe
c:\systemroot\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\oleaut32.dll
c:\windows\system32\ole32.dll
1180"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --type=renderer --enable-in-process-wmf-demuxer --field-trial-handle=908,3547791434410764324,8194390457306819597,131072 --js-flags="--no-enable-liveedit --stack-trace-limit=1" --service-pipe-token=4DC9DF35141F5B35B1C43DFD52044FCA --lang=ru --user-id=95027FBC-05EA-40EC-8111-84676100FE2E --brand-id=yandex --partner-id=portal-switch --help-url=https://api.browser.yandex.ru/redirect/help/ --user-agent-info --translate-security-origin=https://translate.yandex.net --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --enable-instaserp --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=4DC9DF35141F5B35B1C43DFD52044FCA --renderer-client-id=9 --mojo-platform-channel-handle=2004 /prefetch:1C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exebrowser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
LOW
Description:
Yandex
Exit code:
0
Version:
18.9.0.3467
Modules
Images
c:\users\admin\appdata\local\yandex\yandexbrowser\application\browser.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\users\admin\appdata\local\yandex\yandexbrowser\application\18.9.0.3467\browser_elf.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
1192C:\Windows\system32\msiexec.exe /VC:\Windows\system32\msiexec.exe
services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.exe
c:\systemroot\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\gdi32.dll
1320"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --progress-window=525648 --ok-button-pressed-time=6041637695C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe
explorer.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
18.9.0.3467
Modules
Images
c:\users\admin\appdata\local\yandex\yandexbrowser\application\browser.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\users\admin\appdata\local\yandex\yandexbrowser\application\18.9.0.3467\browser_elf.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
1460"C:\Program Files\Yandex\YandexBrowser\18.9.0.3467\service_update.exe" --update-background-schedulerC:\Program Files\Yandex\YandexBrowser\18.9.0.3467\service_update.exeservice_update.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
18.9.0.3467
Modules
Images
c:\program files\yandex\yandexbrowser\18.9.0.3467\service_update.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shell32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
1604C:\Windows\Explorer.EXEC:\Windows\explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\winanr.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.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
1708C:\Users\admin\AppData\Local\Yandex\SearchBand\Application\4.6.0.1790\crashreporter.exeC:\Users\admin\AppData\Local\Yandex\SearchBand\Application\4.6.0.1790\crashreporter.exesearchbandapp.exe
User:
admin
Company:
Yandex LLC
Integrity Level:
MEDIUM
Description:
Voice assistant
Exit code:
0
Version:
4.6.0.1790
Modules
Images
c:\users\admin\appdata\local\yandex\searchband\application\4.6.0.1790\crashreporter.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\shlwapi.dll
1820C:\Windows\system32\MsiExec.exe -Embedding D9A0A4F1E97E320033C1290F41B17DA7C:\Windows\system32\MsiExec.exe
msiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.exe
c:\systemroot\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\gdi32.dll
Total events
13 885
Read events
9 438
Write events
4 394
Delete events
53

Modification events

(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:DistribInfoParams
Value:
win10pin=1&browser=Firefox/64/62.0&banerid=6301003417:5bb9a5380c52a90017bd0160&exp_yapin2=1&pps=installID%3D6126647871500139013_1538893124596&yandexuid=6126647871500139013&download_date=1538893124
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:lang
Value:
ru
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:InstallerData
Value:
C:\Users\admin\AppData\Local\Temp\master_preferences
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:ClidsFile
Value:
C:\Users\admin\AppData\Local\Temp\clids.xml
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:ClidsSearchbandFile
Value:
C:\Users\admin\AppData\Local\Temp\clids_searchband.xml
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:brand
Value:
yandex
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:BrandFile
Value:
C:\Users\admin\AppData\Local\Temp\BrandFile
(PID) Process:(3028) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:PartnerFile
Value:
C:\Users\admin\AppData\Local\Temp\PartnerFile
(PID) Process:(3028) Yandex.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Yandex_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(3028) Yandex.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Yandex_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
Executable files
38
Suspicious files
118
Text files
714
Unknown types
85

Dropped files

PID
Process
Filename
Type
3028Yandex.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\browser-setup[1].arc
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\yb1D7B.tmp
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\lite_installer.logtext
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\PartnerFilecompressed
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\0UU90R59\03[1].jpgimage
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\Cab5332.tmp
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\Tar5333.tmp
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\distrib_infotext
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\BrandFilecompressed
MD5:
SHA256:
3028Yandex.exeC:\Users\admin\AppData\Local\Temp\master_preferencestext
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
12
DNS requests
9
Threats
4

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3028
Yandex.exe
GET
302
5.45.205.235:80
http://download.cdn.yandex.net/browser/portal-switch/browser-setup.arc
RU
whitelisted
3028
Yandex.exe
GET
5.45.205.221:80
http://cache-man01i.cdn.yandex.net/download.cdn.yandex.net/browser/portal-switch/browser-setup.arc
RU
whitelisted
3028
Yandex.exe
GET
200
151.101.2.133:80
http://ocsp.globalsign.com/rootr1/ME8wTTBLMEkwRzAJBgUrDgMCGgUABBS3V7W2nAf4FiMTjpDJKg6%2BMgGqMQQUYHtmGkUNl8qJUC99BM00qP%2F8%2FUsCDkfDD%2F78IrsoD5b%2Bp1JR
US
der
1.48 Kb
whitelisted
3028
Yandex.exe
GET
200
104.18.21.226:80
http://crl.globalsign.net/root.crl
US
der
782 b
whitelisted
3028
Yandex.exe
GET
200
151.101.2.133:80
http://crl.globalsign.com/gs/gstimestampingg2.crl
US
der
905 b
whitelisted
3028
Yandex.exe
GET
200
151.101.2.133:80
http://ocsp2.globalsign.com/gscodesigng3/ME0wSzBJMEcwRTAJBgUrDgMCGgUABBTHTu2Y6Nr%2FMkfa3PrlxnwonnIpxQQUs9Pm1XFWfTlYs3jSK7j3oR%2F9S5sCDGUxOJI7m%2BYpSWV%2FXQ%3D%3D
US
der
1.49 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3028
Yandex.exe
87.250.251.82:443
api.browser.yandex.ru
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
5.45.205.235:80
download.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
5.45.205.221:80
cache-man01i.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
87.250.250.14:443
clck.yandex.ru
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
5.45.205.235:443
download.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
5.45.205.221:443
cache-man01i.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
151.101.2.133:80
ocsp.globalsign.com
Fastly
US
malicious
3028
Yandex.exe
87.250.250.55:443
storage.ape.yandex.net
YANDEX LLC
RU
whitelisted
2668
setup.exe
87.250.251.82:443
api.browser.yandex.ru
YANDEX LLC
RU
whitelisted
3028
Yandex.exe
104.18.21.226:80
crl.globalsign.net
Cloudflare Inc
US
shared

DNS requests

Domain
IP
Reputation
api.browser.yandex.ru
  • 87.250.251.82
  • 93.158.134.82
  • 213.180.193.82
  • 213.180.204.82
  • 87.250.250.82
whitelisted
download.cdn.yandex.net
  • 5.45.205.235
  • 5.45.205.234
  • 5.45.205.233
  • 5.45.205.232
  • 5.45.205.231
whitelisted
cache-man01i.cdn.yandex.net
  • 5.45.205.221
whitelisted
clck.yandex.ru
  • 87.250.250.14
  • 93.158.134.14
  • 213.180.204.14
  • 213.180.193.14
  • 87.250.251.14
  • 77.88.21.14
whitelisted
storage.ape.yandex.net
  • 87.250.250.55
whitelisted
ocsp.globalsign.com
  • 151.101.2.133
  • 151.101.66.133
  • 151.101.130.133
  • 151.101.194.133
whitelisted
ocsp2.globalsign.com
  • 151.101.2.133
  • 151.101.66.133
  • 151.101.130.133
  • 151.101.194.133
whitelisted
crl.globalsign.net
  • 104.18.21.226
  • 104.18.20.226
whitelisted
crl.globalsign.com
  • 151.101.2.133
  • 151.101.66.133
  • 151.101.130.133
  • 151.101.194.133
whitelisted

Threats

PID
Process
Class
Message
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
Potential Corporate Privacy Violation
ET POLICY Http Client Body contains pwd= in cleartext
Potential Corporate Privacy Violation
ET POLICY Http Client Body contains pwd= in cleartext
Potential Corporate Privacy Violation
ET POLICY Http Client Body contains pwd= in cleartext
Process
Message
Yandex__.exe
GetLoggedUserSid(): szUserName = admin, szDomain = PC, dwSessionId = 1
Yandex__.exe
GetLoggedUserSid(): user sid is found: S-1-5-21-1302019708-1500728564-335382590-1000
Yandex__.exe
GetRunData() : run as user SID = S-1-5-21-1302019708-1500728564-335382590-1000
Yandex__.exe
Process runs normally, i.e. under a logged user
Yandex__.exe
SwitchRegistry() In
Yandex__.exe
SwitchRegistry() Out
Yandex__.exe
GetTaskBarDirPath() : Call GetUserSpecDirPath()
Yandex__.exe
GetUserSpecDirPath(1, bTakeAsIs = 0) res = C:\Users\admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar.
Yandex__.exe
GetPinnedSiteFiles(): cand. szFilePath = C:\Users\admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\yandex.website, szURL = https://www.yandex.ru/?clid=2175661
Yandex__.exe
is selected as ours.