Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2024 16:55

General

  • Target

    a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe

  • Size

    647KB

  • MD5

    a69b78552a65f50371c21d7d99a730fa

  • SHA1

    a26b50f4a0dd2c4db8c5fff7d783b962f4525e10

  • SHA256

    7da5bf8f0f5136bbf6afc9d6eedc232773f0915b2d2ee760fae95ee0979d1a49

  • SHA512

    d770c610347a559a9d6b78c87841c73fb8e6ddb970cf1a35b5f1a8845d04a101f1a26725d3736a9e433b5effc1c2e68cc8ef7b88df94f752fb903db4bcfe3854

  • SSDEEP

    12288:F211lQbSxYygyl6xXtDJ6jGiqsV5Kwi+bj9UM5wZWuPx2Ov:w1XIszm9DGqwUr+X9UM53u

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3128
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:664
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/664-14-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/664-18-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/664-16-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1496-1-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1496-2-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1496-3-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1496-6-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1496-0-0x0000000074C02000-0x0000000074C03000-memory.dmp

    Filesize

    4KB

  • memory/3128-9-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/3128-8-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/3128-7-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/3128-4-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/3128-30-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/3128-31-0x0000000074C00000-0x00000000751B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4348-20-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4348-22-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4348-23-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4348-29-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB