Analysis

  • max time kernel
    120s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    27-05-2024 21:44

General

  • Target

    7aa37911020ad41e9aba5578c8f33923_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    7aa37911020ad41e9aba5578c8f33923

  • SHA1

    e81d5b3fdd371a45ae86fd2b27d03f8e94992c9e

  • SHA256

    8cbf41671be105849a83733514a591d0a9427611532904959c67879fd142fbcd

  • SHA512

    34bcbd391e1eae4cbbbcb83a6320760eb509ad1d362156d82a22902fbf2f406646ebe0c37ab5536cf9c2ec4dd0e2c1e23445934e89fbe2098ec2f3007f4c4cdc

  • SSDEEP

    24576:sjgEcqDl1o2+cvnavK1lDuwBJl7GPuVe9srR3/:OgEv1R8K1hPBGyOWRv

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 9 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 13 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 3 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7aa37911020ad41e9aba5578c8f33923_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7aa37911020ad41e9aba5578c8f33923_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Users\Admin\AppData\Local\Temp\7aa37911020ad41e9aba5578c8f33923_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\7aa37911020ad41e9aba5578c8f33923_JaffaCakes118.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:3064
      • 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:3008
      • 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⤵
          PID:1740

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/1740-35-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1740-36-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1740-33-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1740-41-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1804-4-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/1804-1-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/1804-0-0x0000000074811000-0x0000000074812000-memory.dmp

      Filesize

      4KB

    • memory/1804-2-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/1804-19-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/1804-3-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/3008-32-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3008-30-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3008-29-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3008-28-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3064-16-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-26-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/3064-20-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/3064-21-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/3064-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/3064-7-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-8-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-10-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-15-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-18-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-6-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3064-42-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB

    • memory/3064-43-0x0000000074810000-0x0000000074DBB000-memory.dmp

      Filesize

      5.7MB