File name:

Yandex.exe

Full analysis: https://app.any.run/tasks/7ef7ceb6-6833-4004-8442-031eb2d18e0f
Verdict: Malicious activity
Analysis date: April 14, 2019, 20:16:44
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:

3D611D16FEA99AA0FA56085485C9CB5D

SHA1:

1AD7488ECAADA764E84AB1CA3D53AF75A435967E

SHA256:

DD3EA602199F490A179170816A29B21727671887C114A46669CDE01EB49089E0

SSDEEP:

24576:eW1+qGEUnBUBmEuHr+QDodTJvTAaFaiH6:H8BJ+iod1vTCd

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: 1532)

    • Application was dropped or rewritten from another process

      • setup.exe (PID: 1532)
      • setup.exe (PID: 2264)
      • setup.exe (PID: 3352)
      • service_update.exe (PID: 2896)
      • service_update.exe (PID: 3044)
      • service_update.exe (PID: 3540)
      • service_update.exe (PID: 3604)
      • service_update.exe (PID: 2744)
      • service_update.exe (PID: 2972)
      • service_update.exe (PID: 3556)
      • clidmgr.exe (PID: 3264)
      • service_update.exe (PID: 884)
      • clidmgr.exe (PID: 3256)
      • clidmgr.exe (PID: 3924)
      • clidmgr.exe (PID: 3208)
      • browser.exe (PID: 2164)
      • browser.exe (PID: 3224)
      • browser.exe (PID: 2940)
      • browser.exe (PID: 3996)
      • browser.exe (PID: 2096)
      • browser.exe (PID: 3236)
      • browser.exe (PID: 3404)
      • browser.exe (PID: 3660)
      • browser.exe (PID: 3040)
      • browser.exe (PID: 3384)
      • browser.exe (PID: 2608)
      • browser.exe (PID: 3188)
      • browser.exe (PID: 1752)
      • browser.exe (PID: 1520)
      • browser.exe (PID: 3076)
      • browser.exe (PID: 3900)
      • browser.exe (PID: 2804)
      • browser.exe (PID: 456)
      • browser.exe (PID: 2408)
      • browser.exe (PID: 3964)
      • browser.exe (PID: 2228)
      • browser.exe (PID: 2176)
      • browser.exe (PID: 2968)
      • browser.exe (PID: 2700)

    • Loads the Task Scheduler COM API

      • service_update.exe (PID: 2896)
      • browser.exe (PID: 3224)

    • Loads the Task Scheduler DLL interface

      • service_update.exe (PID: 884)
      • service_update.exe (PID: 3556)
      • browser.exe (PID: 3224)

    • Loads dropped or rewritten executable

      • browser.exe (PID: 3224)
      • browser.exe (PID: 2164)
      • browser.exe (PID: 2940)
      • browser.exe (PID: 2096)
      • browser.exe (PID: 3996)
      • browser.exe (PID: 3236)
      • browser.exe (PID: 2700)
      • browser.exe (PID: 3384)
      • browser.exe (PID: 3660)
      • browser.exe (PID: 3040)
      • browser.exe (PID: 2608)
      • browser.exe (PID: 3188)
      • browser.exe (PID: 1520)
      • browser.exe (PID: 1752)
      • browser.exe (PID: 3900)
      • browser.exe (PID: 3076)
      • browser.exe (PID: 2804)
      • browser.exe (PID: 456)
      • browser.exe (PID: 2408)
      • browser.exe (PID: 3964)
      • browser.exe (PID: 2228)
      • browser.exe (PID: 2176)
      • browser.exe (PID: 2968)
      • browser.exe (PID: 3404)

    • Actions looks like stealing of personal data

      • browser.exe (PID: 3224)

  • SUSPICIOUS

    • Starts itself from another location

      • Yandex.exe (PID: 3072)

    • Application launched itself

      • Yandex.exe (PID: 3904)
      • setup.exe (PID: 2264)
      • service_update.exe (PID: 3044)
      • service_update.exe (PID: 884)
      • browser.exe (PID: 3224)

    • Executable content was dropped or overwritten

      • ybFE0F.tmp (PID: 4084)
      • Yandex.exe (PID: 3072)
      • setup.exe (PID: 1532)
      • service_update.exe (PID: 3604)
      • service_update.exe (PID: 2744)

    • Creates files in the user directory

      • Yandex.exe (PID: 3904)
      • setup.exe (PID: 1532)
      • clidmgr.exe (PID: 3256)

    • Starts application with an unusual extension

      • Yandex.exe (PID: 2976)

    • Adds / modifies Windows certificates

      • setup.exe (PID: 1532)

    • Modifies the open verb of a shell class

      • setup.exe (PID: 1532)
      • browser.exe (PID: 3224)

    • Creates files in the program directory

      • service_update.exe (PID: 2744)

    • Creates a software uninstall entry

      • setup.exe (PID: 1532)

    • Creates files in the Windows directory

      • service_update.exe (PID: 884)
      • service_update.exe (PID: 3044)
      • service_update.exe (PID: 3556)
      • service_update.exe (PID: 2972)

    • Removes files from Windows directory

      • service_update.exe (PID: 3044)
      • service_update.exe (PID: 2972)

    • Reads the cookies of Google Chrome

      • browser.exe (PID: 2176)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • setup.exe (PID: 1532)
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: 2019:04:08 07:00:00+02:00
PEType: PE32
LinkerVersion: 14
CodeSize: 384512
InitializedDataSize: 475648
UninitializedDataSize: -
EntryPoint: 0x3eca0
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI
FileVersionNumber: 19.3.2.177
ProductVersionNumber: 19.3.2.177
FileFlagsMask: 0x0017
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: YANDEX LLC
FileDescription: Yandex
FileVersion: 19.3.2.177
InternalName: lite_installer
LegalCopyright: Copyright (c) 2012-2018 YANDEX LLC. All Rights Reserved.
ProductName: Yandex
ProductVersion: 19.3.2.177
ProductChromiumVersion: 72.0.3626.121
ProductYandexVersion: 19.3.2.177
CompanyShortName: YANDEX LLC
ProductShortName: Yandex Installer
LastChange: f291cd76ba21f855939afee43aa27aaa2ca3fde1
OfficialBuild: 1

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 08-Apr-2019 05:00:00
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:
  • lite_installer.exe.pdb
CompanyName: YANDEX LLC
FileDescription: Yandex
FileVersion: 19.3.2.177
InternalName: lite_installer
LegalCopyright: Copyright (c) 2012-2018 YANDEX LLC. All Rights Reserved.
ProductName: Yandex
ProductVersion: 19.3.2.177
ProductChromiumVersion: 72.0.3626.121
ProductYandexVersion: 19.3.2.177
CompanyShortName: YANDEX LLC
ProductShortName: Yandex Installer
LastChange: f291cd76ba21f855939afee43aa27aaa2ca3fde1
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: 08-Apr-2019 05:00:00
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
0x0005DD70
0x0005DE00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.6467
.rdata
0x0005F000
0x00017E0C
0x00018000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.12611
.data
0x00077000
0x0000239C
0x00001400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.89452
.00cfg
0x0007A000
0x00000004
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.0611629
.tls
0x0007B000
0x00000009
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.0203931
SHARED
0x0007C000
0x00000004
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED, IMAGE_SCN_MEM_WRITE
0
Shared
0x0007D000
0x00001052
0x00001200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0007F000
0x000554AC
0x00055600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.30894
.reloc
0x000D5000
0x00003FC8
0x00004000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.69778

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
3.2921
1658
Latin 1 / Western European
Spanish - Spain (International sort)
RT_STRING
28
3.21322
672
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
WINHTTP.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
84
Monitored processes
43
Malicious processes
17
Suspicious processes
11

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 yandex.exe yandex.exe yandex.exe ybfe0f.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 service_update.exe no specs clidmgr.exe clidmgr.exe clidmgr.exe clidmgr.exe browser.exe 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 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 browser.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
456"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --type=utility --field-trial-handle=948,2511525863342270084,2708011542406287673,131072 --lang=en-US --no-sandbox --user-id=D6CD7390-5E59-40D6-BDB0-339BF466423A --brand-id=int --service-request-channel-token=13573164707440109856 --process-name="Windows Utilities" --mojo-platform-channel-handle=3080 /prefetch:8C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—browser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
884"C:\Program Files\Yandex\YandexBrowser\19.3.2.177\service_update.exe" --update-schedulerC:\Program Files\Yandex\YandexBrowser\19.3.2.177\service_update.exe—service_update.exe
User:
SYSTEM
Company:
YANDEX LLC
Integrity Level:
SYSTEM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
Modules
Images
c:\program files\yandex\yandexbrowser\19.3.2.177\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
1520"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --broupdater --bits_job_guid={E7D089A7-D822-4CEC-B454-00B09FE06662}C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—svchost.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
1532"C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\setup.exe" --install-archive="C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\BROWSER.PACKED.7Z" --searchband-file="C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\SEARCHBAND.EXE" --brand-name=int --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" --installerdata="C:\Users\admin\AppData\Local\Temp\master_preferences" --make-browser-default-after-import --ok-button-pressed-time=1248114257 --progress-window=196912 --send-statistics --source=lite --spawned_in_protected_dir --verbose-logging --yandex-website-icon-file="C:\Users\admin\AppData\Local\Temp\website.ico" --verbose-logging --run-as-admin --target-path="C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application" --child-setup-process --restart-as-admin-time=1312348632C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\setup.exe
setup.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
HIGH
Description:
Yandex
Exit code:
1
Version:
19.3.2.177
Modules
Images
c:\users\admin\appdata\local\temp\yb_04051.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\psapi.dll
c:\windows\system32\shell32.dll
1752C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data\Crashpad" --url=https://crash-reports.browser.yandex.net/submit --annotation=install_date=1555273131 --annotation=machine_id=5f735395d68db0638bd0a2a58101e17a --annotation=main_process_pid=1520 --annotation=metrics_client_id=f28f382576e0492284a56699125daebd --annotation=plat=Win32 --annotation=prod=Yandex --annotation=session_logout=False --annotation=ver=19.3.2.177 --initial-client-data=0xa4,0xac,0xb0,0xa0,0xb4,0x6da32270,0x6da32280,0x6da3228c,0xa8C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—browser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
2096"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --type=utility --field-trial-handle=948,2511525863342270084,2708011542406287673,131072 --lang=en-US --no-sandbox --user-id=D6CD7390-5E59-40D6-BDB0-339BF466423A --brand-id=int --service-request-channel-token=5980525464881309866 --process-name="Profile Importer" --mojo-platform-channel-handle=2200 /prefetch:8C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—browser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
2164C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data\Crashpad" "--metrics-dir=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data" --url=https://crash-reports.browser.yandex.net/submit --annotation=install_date=1555273131 --annotation=machine_id=5f735395d68db0638bd0a2a58101e17a --annotation=main_process_pid=3224 --annotation=metrics_client_id=f28f382576e0492284a56699125daebd --annotation=plat=Win32 --annotation=prod=Yandex --annotation=session_logout=False --annotation=ver=19.3.2.177 --initial-client-data=0xa0,0xa8,0xac,0x9c,0xb0,0x6da32270,0x6da32280,0x6da3228c,0xa4C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—browser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
2176"C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe" --type=utility --field-trial-handle=948,2511525863342270084,2708011542406287673,131072 --lang=en-US --no-sandbox --user-id=D6CD7390-5E59-40D6-BDB0-339BF466423A --brand-id=int --service-request-channel-token=10205292387864129533 --process-name="Profile Importer" --mojo-platform-channel-handle=628 /prefetch:8C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—browser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
2228C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Yandex\YandexBrowser\User Data\Crashpad" --url=https://crash-reports.browser.yandex.net/submit --annotation=install_date=1555273131 --annotation=machine_id=5f735395d68db0638bd0a2a58101e17a --annotation=main_process_pid=3964 --annotation=metrics_client_id=f28f382576e0492284a56699125daebd --annotation=plat=Win32 --annotation=prod=Yandex --annotation=session_logout=False --annotation=ver=19.3.2.177 --initial-client-data=0xa4,0xac,0xb0,0xa0,0xb4,0x6da32270,0x6da32280,0x6da3228c,0xa8C:\Users\admin\AppData\Local\Yandex\YandexBrowser\Application\browser.exe—browser.exe
User:
admin
Company:
YANDEX LLC
Integrity Level:
MEDIUM
Description:
Yandex
Exit code:
0
Version:
19.3.2.177
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\19.3.2.177\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
2264"C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\setup.exe" --install-archive="C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\BROWSER.PACKED.7Z" --searchband-file="C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\SEARCHBAND.EXE" --brand-name=int --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" --installerdata="C:\Users\admin\AppData\Local\Temp\master_preferences" --make-browser-default-after-import --ok-button-pressed-time=1248114257 --progress-window=196912 --send-statistics --source=lite --spawned_in_protected_dir --verbose-logging --yandex-website-icon-file="C:\Users\admin\AppData\Local\Temp\website.ico"C:\Users\admin\AppData\Local\Temp\YB_04051.tmp\setup.exe—ybFE0F.tmp
User:
admin
Company:
YANDEX LLC
Integrity Level:
HIGH
Description:
Yandex
Exit code:
1
Version:
19.3.2.177
Modules
Images
c:\users\admin\appdata\local\temp\yb_04051.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\psapi.dll
c:\windows\system32\shell32.dll
Total events
3 004
Read events
2 321
Write events
669
Delete events
14

Modification events

(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:lang
Value:
en
(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:InstallerData
Value:
C:\Users\admin\AppData\Local\Temp\master_preferences
(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:ClidsFile
Value:
C:\Users\admin\AppData\Local\Temp\clids.xml
(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:ClidsSearchbandFile
Value:
C:\Users\admin\AppData\Local\Temp\clids_searchband.xml
(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:YandexWebsiteIconFile
Value:
C:\Users\admin\AppData\Local\Temp\website.ico
(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:brand
Value:
int
(PID) Process:(3904) Yandex.exeKey:HKEY_CURRENT_USER\Software\Yandex\YandexBrowser
Operation:writeName:BrandFile
Value:
C:\Users\admin\AppData\Local\Temp\BrandFile
(PID) Process:(3904) Yandex.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Yandex_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(3904) Yandex.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Yandex_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(3904) Yandex.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Yandex_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
Executable files
35
Suspicious files
183
Text files
468
Unknown types
55

Dropped files

PID
Process
Filename
Type
3072Yandex.exeC:\Users\admin\AppData\Local\Temp\3072_29363\Yandex.exeexecutable
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Temp\lite_installer.logtext
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Temp\BrandFilecompressed
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Temp\master_preferencestext
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\browser-setup[1].arc —
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Temp\ybFE0F.tmp —
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Temp\Cab2ED.tmp —
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Temp\Tar2EE.tmp —
MD5:—
SHA256:—
3904Yandex.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\02[1].jpgimage
MD5:—
SHA256:—
4084ybFE0F.tmpC:\Users\admin\AppData\Local\Temp\YB_04051.tmp\BROWSER.PACKED.7Z —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
128
DNS requests
87
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3044
service_update.exe
GET
200
104.18.20.226:80
http://crl.globalsign.net/root.crl
US
der
782 b
whitelisted
3904
Yandex.exe
GET
200
104.18.20.226:80
http://crl.globalsign.net/root.crl
US
der
782 b
whitelisted
2972
service_update.exe
GET
200
151.139.236.246:80
http://subca.ocsp-certum.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBR5iK7tYk9tqQEoeQhZNkKcAol9bgQUjEPEy22YwaechGnr30oNYJY6w%2FsCEQCTkoVAAWVxX5R%2FKI%2FvyZso
US
der
1.62 Kb
whitelisted
3044
service_update.exe
GET
200
104.18.21.226:80
http://crl.globalsign.com/gs/gstimestampingg2.crl
US
der
905 b
whitelisted
3904
Yandex.exe
GET
200
104.18.21.226:80
http://crl.globalsign.com/gs/gstimestampingg2.crl
US
der
905 b
whitelisted
3904
Yandex.exe
GET
200
104.18.20.226:80
http://ocsp.globalsign.com/rootr1/ME8wTTBLMEkwRzAJBgUrDgMCGgUABBS3V7W2nAf4FiMTjpDJKg6%2BMgGqMQQUYHtmGkUNl8qJUC99BM00qP%2F8%2FUsCDkfDD%2F78IrsoD5b%2Bp1JR
US
der
1.49 Kb
whitelisted
3904
Yandex.exe
GET
200
104.18.21.226:80
http://ocsp2.globalsign.com/gscodesigng3/ME0wSzBJMEcwRTAJBgUrDgMCGgUABBTHTu2Y6Nr%2FMkfa3PrlxnwonnIpxQQUs9Pm1XFWfTlYs3jSK7j3oR%2F9S5sCDGUxOJI7m%2BYpSWV%2FXQ%3D%3D
US
der
1.50 Kb
whitelisted
3044
service_update.exe
GET
200
104.18.20.226:80
http://ocsp.globalsign.com/rootr1/ME8wTTBLMEkwRzAJBgUrDgMCGgUABBS3V7W2nAf4FiMTjpDJKg6%2BMgGqMQQUYHtmGkUNl8qJUC99BM00qP%2F8%2FUsCDkfDD%2F78IrsoD5b%2Bp1JR
US
der
1.49 Kb
whitelisted
3224
browser.exe
GET
301
216.58.206.14:80
http://google.com/
US
html
219 b
malicious
3044
service_update.exe
GET
200
104.18.21.226:80
http://ocsp2.globalsign.com/gscodesigng3/ME0wSzBJMEcwRTAJBgUrDgMCGgUABBTHTu2Y6Nr%2FMkfa3PrlxnwonnIpxQQUs9Pm1XFWfTlYs3jSK7j3oR%2F9S5sCDGUxOJI7m%2BYpSWV%2FXQ%3D%3D
US
der
1.50 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
3904
Yandex.exe
93.158.134.82:443
api.browser.yandex.ru
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
213.180.193.14:443
clck.yandex.ru
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
87.250.250.221:443
cache-default99v.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
37.140.166.230:443
cache-default06h.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
37.140.166.226:443
cache-default02h.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
37.140.166.229:443
cache-default05h.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
37.140.166.227:443
cache-default03h.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
5.45.205.221:443
cache-default99i.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
37.140.166.228:443
cache-default04h.cdn.yandex.net
YANDEX LLC
RU
whitelisted
3904
Yandex.exe
5.45.205.245:443
download.cdn.yandex.net
YANDEX LLC
RU
whitelisted

DNS requests

Domain
IP
Reputation
download.cdn.yandex.net
  • 5.45.205.245
  • 5.45.205.242
  • 5.45.205.244
  • 5.45.205.243
  • 5.45.205.241
whitelisted
api.browser.yandex.ru
  • 93.158.134.82
  • 213.180.204.82
  • 87.250.250.82
  • 87.250.251.82
  • 213.180.193.82
whitelisted
cache-default99v.cdn.yandex.net
  • 87.250.250.221
whitelisted
clck.yandex.ru
  • 213.180.193.14
  • 93.158.134.14
  • 77.88.21.14
  • 87.250.251.14
  • 87.250.250.14
  • 213.180.204.14
whitelisted
cache-default06h.cdn.yandex.net
  • 37.140.166.230
whitelisted
cache-default02h.cdn.yandex.net
  • 37.140.166.226
whitelisted
cache-default03h.cdn.yandex.net
  • 37.140.166.227
whitelisted
cache-default05h.cdn.yandex.net
  • 37.140.166.229
whitelisted
cache-default04h.cdn.yandex.net
  • 37.140.166.228
whitelisted
cache-default99i.cdn.yandex.net
  • 5.45.205.221
whitelisted

Threats

PID
Process
Class
Message
3904
Yandex.exe
Generic Protocol Command Decode
SURICATA STREAM excessive retransmissions
Process
Message
clidmgr.exe
GetSidFromEnumSess(): i = 0 : szUserName = Administrator, szDomain = USER-PC, dwSessionId = 0
clidmgr.exe
GetSidFromEnumSess(): i = 0 : szUserName = Administrator, szDomain = USER-PC, dwSessionId = 0
clidmgr.exe
GetSidFromEnumSess(): LsaEnumerateLogonSessions() lpszSid = S-1-5-21-1302019708-1500728564-335382590-1000
clidmgr.exe
GetSidFromEnumSess(): LsaEnumerateLogonSessions() lpszSid = S-1-5-21-1302019708-1500728564-335382590-1000
clidmgr.exe
GetLoggedCreds_WTSSessionInfo(): szUserName = admin, szDomain = USER-PC, dwSessionId = 1
clidmgr.exe
GetSidFromEnumSess(): i = 0 : szUserName = Administrator, szDomain = USER-PC, dwSessionId = 0
clidmgr.exe
GetSidFromEnumSess(): ProfileImagePath(1) = C:\Users\admin
clidmgr.exe
GetSidFromEnumSess(): LsaEnumerateLogonSessions() lpszSid = S-1-5-21-1302019708-1500728564-335382590-1000
clidmgr.exe
GetLoggedCreds_WTSSessionInfo(): szUserName = admin, szDomain = USER-PC, dwSessionId = 1
clidmgr.exe
GetSidFromEnumSess(): i = 0 : szUserName = Administrator, szDomain = USER-PC, dwSessionId = 0
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Reports
Yandex.exe