Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2024 13:09

General

  • Target

    73472cfc52f2732b933e385ef80b4541191c45c995ce5c42844484c33c9867a3.msi

  • Size

    5.8MB

  • MD5

    483b57478ab379546ae9fbab1c0185fa

  • SHA1

    e76211f214c1bcd7eb4ab21478d11a50c31d5da7

  • SHA256

    73472cfc52f2732b933e385ef80b4541191c45c995ce5c42844484c33c9867a3

  • SHA512

    a06f6a98831454f70413efcb6ca97a96440c07bc65e42a8bbfa6c2a6ae7d5dc666d3b96455acdd98089867b9f5ed0cbd98c69bda1c088eb6f3a6c7d702bcb9c4

  • SSDEEP

    98304:mihTySajXEjCVXrepfrULCZf7ACNQB0zmlwXU8ern7beyN:OjjIzULqpQBv17r3eyN

Malware Config

Extracted

Family

qakbot

Botnet

tchk08

Campaign

1706710954

C2

31.210.173.10:443

185.156.172.62:443

185.113.8.123:443

Attributes
  • camp_date

    2024-01-31 14:22:34 +0000 UTC

Signatures

  • Detect Qakbot Payload 3 IoCs
  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 11 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\73472cfc52f2732b933e385ef80b4541191c45c995ce5c42844484c33c9867a3.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2136
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 7D0EE127DF4720D0A4D017896E054FBB C
      2⤵
      • Loads dropped DLL
      PID:1152
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A31B000FA732CF83A4F55715E96FB6F2
      2⤵
      • Loads dropped DLL
      PID:1728
    • C:\Windows\Installer\MSIA29A.tmp
      "C:\Windows\Installer\MSIA29A.tmp" /HideWindow rundll32 C:\Users\Admin\AppData\Roaming\Acrobat\\MicrosoftOffice15\ClientX64\Acrobat.dll,CfGetPlatformInfo
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:560
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
      PID:2672
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005B4" "00000000000003B0"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      PID:2772
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\Acrobat\\MicrosoftOffice15\ClientX64\Acrobat.dll,CfGetPlatformInfo
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1652

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Config.Msi\f769e44.rbs
      Filesize

      1KB

      MD5

      94733ccb4512292757a80f953684d3db

      SHA1

      cfb492f538239eaa3e00f2ea0f883855e79db886

      SHA256

      5d1e1ff27742426f4745ed2582c4d8eb50c4c27dd4ac6cccf54b15e5240d2f93

      SHA512

      c755f064228dc2343b3dfde71d27c05adad76baa2377062c1a672655a5bd23f22dd05a99ddd2b36a451af4aed8032e0fbd97784d08215909fe51346bc238b5da

    • C:\Users\Admin\AppData\Local\Temp\MSI44FC.tmp
      Filesize

      721KB

      MD5

      5a1f2196056c0a06b79a77ae981c7761

      SHA1

      a880ae54395658f129e24732800e207ecd0b5603

      SHA256

      52f41817669af7ac55b1516894ee705245c3148f2997fa0e6617e9cc6353e41e

      SHA512

      9afc180ebc10c0ee0d7306f4b7085608a4e69321044d474691587bf7e63f945888781a9fc5e69568d351ac690b0335214bd04bdf5c75fd8a3bd1ec4be5d3475a

    • C:\Users\Admin\AppData\Local\Temp\MSI48C6.tmp
      Filesize

      1.1MB

      MD5

      25e52c5776a81e0c5ccb9bdd4c808c90

      SHA1

      e42104ef61ae4760a41552292091eb6a5089ced4

      SHA256

      0831dbcb3799c9e36ea586582e8ef907dcefeb2045351d6774c7ad0ef02a9af2

      SHA512

      746570c011e501505ec9d09077519bca1a485b0cac66229be6f4715a91ee52d5cc857de26ad8d7a33806ddfa580d2ba9f77759e3764ea761d327fe2f1e881292

    • C:\Users\Admin\AppData\Roaming\Acrobat\MicrosoftOffice15\ClientX64\Acrobat.dll
      Filesize

      922KB

      MD5

      af7364f14a56ae4234d449ff89a2bb7d

      SHA1

      ce261d1f31bed80417009fbeb5230be37c34e374

      SHA256

      a59707803f3d94ed9cb429929c832e9b74ce56071a1c2086949b389539788d8a

      SHA512

      4c6982a5a11578cdd1b2789628787a8a7f08c86e814dfbe717a1e9cb43060b3f9b888948bdc97bcf207d5dd06398a955cab46f2cfc28761b3be15ef40fbc14de

    • C:\Windows\Installer\MSIA29A.tmp
      Filesize

      397KB

      MD5

      b41e1b0ae2ec215c568c395b0dbb738a

      SHA1

      90d8e50176a1f4436604468279f29a128723c64b

      SHA256

      a97e782c5612c1a9c8a56c56a943f6190fa7a73c346566860b519ef02efd0dca

      SHA512

      828d00ea08aa5c5d28b2e513687ee1ff910670f49f938064682e56da05544ba9d73ba9244f77b5df8acaeeb7b756d62f67e5acbc95bae86b4706f6324c4ccaba

    • memory/560-51-0x0000000000200000-0x0000000000202000-memory.dmp
      Filesize

      8KB

    • memory/1652-57-0x0000000000210000-0x0000000000240000-memory.dmp
      Filesize

      192KB

    • memory/1652-60-0x0000000000140000-0x0000000000170000-memory.dmp
      Filesize

      192KB

    • memory/1652-59-0x0000000000110000-0x000000000013D000-memory.dmp
      Filesize

      180KB