Analysis

  • max time kernel
    125s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-05-2024 15:02

General

  • Target

    812509e4cffb04af588793ec6629e181_JaffaCakes118.exe

  • Size

    653KB

  • MD5

    812509e4cffb04af588793ec6629e181

  • SHA1

    6270e5be12f4bff439e347b69e1a8148c8422457

  • SHA256

    0cb898f49e71478eeb9d34917f04aebaf56dc36d1a68fe3add64fcf5d7e85e5c

  • SHA512

    04fbe182453aed4d76f39d56a9e1585fb6bcabf5dfe921812bafdccc720f07be60a87e0ac100a302c533e7a0792c4c19ddb5cc6073c98eae37ea26a7acb509cb

  • SSDEEP

    12288:bICogiCr1ChEP/PIyDx+diy6xYnqXrBM:kCog5rkhAIWx+dicnUBM

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 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 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 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\812509e4cffb04af588793ec6629e181_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\812509e4cffb04af588793ec6629e181_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Users\Admin\AppData\Roaming\Windows Update.exe
      "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2056
      • 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:3024
      • 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:2808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      84B

      MD5

      a16732af9f514220ced236f700ba940c

      SHA1

      f8b239a646ab330827c273da18585bb039ca0542

      SHA256

      9ed1a772466133ba110ec877b4c02f8f0f0be61e3a121ead587a738a00caa19c

      SHA512

      9a859b191dc2eb134e1193c37dde5ad65f4788e881020c7bdf40e4adf20827037fbc2f24fb1c2be23c21b796cf3a6e14e20aaf5b2c1b3083f712ef5b8f8bd15c

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Roaming\Windows Update.exe

      Filesize

      653KB

      MD5

      812509e4cffb04af588793ec6629e181

      SHA1

      6270e5be12f4bff439e347b69e1a8148c8422457

      SHA256

      0cb898f49e71478eeb9d34917f04aebaf56dc36d1a68fe3add64fcf5d7e85e5c

      SHA512

      04fbe182453aed4d76f39d56a9e1585fb6bcabf5dfe921812bafdccc720f07be60a87e0ac100a302c533e7a0792c4c19ddb5cc6073c98eae37ea26a7acb509cb

    • memory/1460-0-0x0000000074C21000-0x0000000074C22000-memory.dmp

      Filesize

      4KB

    • memory/1460-12-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/1460-2-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/1460-1-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2056-11-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2056-16-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2056-17-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2056-31-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2056-30-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2056-29-0x0000000074C20000-0x00000000751CB000-memory.dmp

      Filesize

      5.7MB

    • memory/2808-27-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2808-24-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2808-25-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/3024-23-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3024-21-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3024-20-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3024-18-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB