Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/07/2024, 08:44

General

  • Target

    3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe

  • Size

    876KB

  • MD5

    3406b37e3f2f3e463119a65f49198222

  • SHA1

    8e9c476468f24fbcbf2f2cc64c70da208ee1edf3

  • SHA256

    48a80366f7e52363535c9f3e836bcaa77b13808ecd57f95ba0c72c690b9f0377

  • SHA512

    8383b9dbfdcaa1d4c99bcdc538e8594b4a114109e66bf7953bfc25aa2859b619ebd5dc4039d7c0d19012a61a2d3128ec99093b683308eda8150c5bc0636ed8d2

  • SSDEEP

    24576:ZaGGOLdMfkd9kf2YFfLqxIWPVdBI5kgx+mbW:GOLE8kDNLqxv9lma

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2612
    • C:\Program Files (x86)\Antivirus2008y\3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe
      "C:\Program Files (x86)\Antivirus2008y\3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe" /d:C:\Users\Admin\AppData\Local\Temp\3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Antivirus2008y\3406b37e3f2f3e463119a65f49198222_JaffaCakes118.exe

    Filesize

    876KB

    MD5

    3406b37e3f2f3e463119a65f49198222

    SHA1

    8e9c476468f24fbcbf2f2cc64c70da208ee1edf3

    SHA256

    48a80366f7e52363535c9f3e836bcaa77b13808ecd57f95ba0c72c690b9f0377

    SHA512

    8383b9dbfdcaa1d4c99bcdc538e8594b4a114109e66bf7953bfc25aa2859b619ebd5dc4039d7c0d19012a61a2d3128ec99093b683308eda8150c5bc0636ed8d2

  • C:\Windows\SysWOW64\winlogon.dll

    Filesize

    15KB

    MD5

    c7db0de4c236aa6422326b6ed0750cbf

    SHA1

    f91e44740e3a22783697659e363bf89554f40d91

    SHA256

    73057583b249176131151dc6baf2918f63f2e7e0b9a4524f6f302d42779cc94f

    SHA512

    971ca0d1a2aff6afd6e4ff81fc846466516b85dfe7373d994ca60158919f3dca37214725be7c73e561b0ae54d24e774f5469ce0065c61d94a6d28f082620482d

  • memory/2612-1-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/2612-2-0x0000000000550000-0x0000000000553000-memory.dmp

    Filesize

    12KB

  • memory/2612-3-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/2612-4-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/2612-5-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/2612-0-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/2612-23-0x0000000000550000-0x0000000000553000-memory.dmp

    Filesize

    12KB

  • memory/2612-22-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-41-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-46-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-27-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-26-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-24-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-40-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-20-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-42-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-43-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-44-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-45-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-25-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-47-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-48-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-50-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-51-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-52-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-53-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-54-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-55-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-56-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB

  • memory/3076-57-0x0000000000400000-0x000000000072B000-memory.dmp

    Filesize

    3.2MB