Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 17:26

General

  • Target
    8eda529979d30636fb0fbb45c2da7977_JaffaCakes118.exe
  • Size 76KB
  • Sample240602-vz3ncahe41
  • SHA256 ad9ad8c5e78a1060cddb589a027ed9ac6f8ef8fbaa88862e9269690a4fe49283
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • DiamondFox

    DiamondFox is a multipurpose botnet with many capabilities.

  • DiamondFox stealer 1 IoCs
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 3 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8eda529979d30636fb0fbb45c2da7977_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8eda529979d30636fb0fbb45c2da7977_JaffaCakes118.exe"
    1⤵
    • UAC bypass
    • Windows security bypass
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1680
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      C:\Users\Admin\AppData\Roaming\svchost.exe
      2⤵
      • UAC bypass
      • Windows security bypass
      • Drops file in Drivers directory
      • Drops startup file
      • Executes dropped EXE
      • Windows security modification
      • Checks whether UAC is enabled
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:2176
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\Melt.bat
      2⤵
        PID:3328

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          Melt.bat

          • Path C:\Users\Admin\AppData\Local\Temp\Melt.bat
          • Size 161B
          • SHA256 6ae190034e591dae070cf5550514fae731b01ec06d7c379827f9633f85320732
          • MD5 SHA1 SHA512

          svchost.exe

          • Path C:\Users\Admin\AppData\Roaming\svchost.exe
          • Size 76KB
          • SHA256 ad9ad8c5e78a1060cddb589a027ed9ac6f8ef8fbaa88862e9269690a4fe49283
          • MD5 SHA1 SHA512 SSDEEP