Analysis

  • max time kernel
    94s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 03:30

General

  • Target

    b1f1aa6a180fb29d590a623896ef7421_JaffaCakes118.exe

  • Size

    17.0MB

  • MD5

    b1f1aa6a180fb29d590a623896ef7421

  • SHA1

    d491da70d3e983f495e34a881257846ba091f0f2

  • SHA256

    da02e0bae416d4fc3af4bdb53f57a6302b066c614c6c140939055660e35abd09

  • SHA512

    aba9d05c1322e3c66dcbd6b04653f830edcb9a35b337d39c264267db8932579ec9d105690d69bf724273e2ac5174e7126d23e3b3bba96ad5cf74021857a4663b

  • SSDEEP

    393216:rn5sZffE6edp75FXrDpj6pH5R6PhY4EdeOFSHp2cm9:r96ez71j615gw8OYHpe

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1f1aa6a180fb29d590a623896ef7421_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b1f1aa6a180fb29d590a623896ef7421_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Windows\system32\msiexec.exe
      /i "C:\Users\Admin\AppData\Roaming\UpSoft\Mozilla Thunderbird\install\F9FEBE6\setup.msi" AI_SETUPEXEPATH="C:\Users\Admin\AppData\Local\Temp\b1f1aa6a180fb29d590a623896ef7421_JaffaCakes118.exe" SETUPEXEDIR="C:\Users\Admin\AppData\Local\Temp\"
      2⤵
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:3760
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A833353ED636B07B8AACBCF2F50F70A1 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSI66E8.tmp

    Filesize

    55KB

    MD5

    90b3af9249834461ffc677a094ced844

    SHA1

    77407089033bda6be8261b1735105c874de7d050

    SHA256

    a56e0b3b6f7c3ee2225fa0ba9c936f74767c9b54c13d257e650e0a215628d5b1

    SHA512

    f3a756e24d9858fa7dcf88e5f7c15c8e7867b68a03c0a2530977168cf240f3ab1c4f6a258e629081180811adc1f561fd469c9d1a932229fcb63e802dfed7f6e2

  • C:\Users\Admin\AppData\Roaming\UpSoft\Mozilla Thunderbird\install\F9FEBE6\setup.msi

    Filesize

    16.8MB

    MD5

    64bb886592a61fd3948787e848d855de

    SHA1

    b3090472875ea7f0438477136fdd26a25700ad78

    SHA256

    8f83c045de73f02cb5c31ddaae76c421f362fc6587b9387b050adc9d191ce195

    SHA512

    30b9a21a10a03042307011a78b97d9d549006d035c70d7d0263a43ea5e6aa91a00f74f54feccdc535689dad2d4eed4ff050af81ec163f40e21f3ae2b9d0e4e67

  • C:\Users\Admin\AppData\Roaming\UpSoft\Mozilla Thunderbird\install\decoder.dll

    Filesize

    120KB

    MD5

    8c091a1f10d89d54709f7ebab0ada856

    SHA1

    13154fa14d47c20dee746ff8a262adf890f5d102

    SHA256

    af30003958cf0224ebc082893ed55c469f640dfbd604e60e1a8678a559e47565

    SHA512

    bacca2c9e0c4195e47732bdbfdfcc9f07a1b6a02102a544f5c197d630814c072ad5a5dc2810f8fd4b9ca4160d70667d6b3ef11c8611800268c560d8cd710dca3