Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-09-2024 18:00

General

  • Target

    e9ae2d2fcf269a2085fd3485033f19e0_JaffaCakes118.exe

  • Size

    62KB

  • MD5

    e9ae2d2fcf269a2085fd3485033f19e0

  • SHA1

    ea5bf775514a60ff39f61292696e95ce5b612b73

  • SHA256

    55ed6766725bb3095e7d5e5fcfe1b0fc4e1901ece9d2f9af1c011dfc80218d23

  • SHA512

    677d33bc67f2d0cb1fe89143155abc32afe2b1d503666fa5f4af414b749013701ffd536a82bfeb6955b491b58c2de22f230d90fe3593700ec973c097ebcc8260

  • SSDEEP

    768:BMCnop+6bFTgg3lfIoVDOZR7wxPoLVaZ62hS2QG+jfkeIJ5+3DmmZaB3ocFEBym:hd6hEirOZhv0ZZlQG+jnIJ5+zHeocFEn

Malware Config

Extracted

Family

metasploit

Version

encoder/fnstenv_mov

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9ae2d2fcf269a2085fd3485033f19e0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e9ae2d2fcf269a2085fd3485033f19e0_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2588
    • C:\Users\Admin\AppData\Local\Temp\svc.exe
      C:\Users\Admin\AppData\Local\Temp\svc.exe
      2⤵
      • Executes dropped EXE
      • Impair Defenses: Safe Mode Boot
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2004
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\E9AE2D~1.EXE" >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\svc.exe

    Filesize

    62KB

    MD5

    e9ae2d2fcf269a2085fd3485033f19e0

    SHA1

    ea5bf775514a60ff39f61292696e95ce5b612b73

    SHA256

    55ed6766725bb3095e7d5e5fcfe1b0fc4e1901ece9d2f9af1c011dfc80218d23

    SHA512

    677d33bc67f2d0cb1fe89143155abc32afe2b1d503666fa5f4af414b749013701ffd536a82bfeb6955b491b58c2de22f230d90fe3593700ec973c097ebcc8260

  • memory/2004-7-0x0000000000650000-0x0000000000652000-memory.dmp

    Filesize

    8KB

  • memory/2004-13-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2588-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2588-1-0x0000000002170000-0x0000000002172000-memory.dmp

    Filesize

    8KB

  • memory/2588-8-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB