Analysis

  • max time kernel
    51s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 13:00

General

  • Target

    a0c1a54b9c7899dcf67fb504ab207a03_JaffaCakes118.exe

  • Size

    273KB

  • MD5

    a0c1a54b9c7899dcf67fb504ab207a03

  • SHA1

    f8e9c0e9c0291c75599de0f513a28aac4503c74c

  • SHA256

    dc3cc605971706d07b0de39b5c9344799b2d8ac4702ae880c57b35d0ccaeb659

  • SHA512

    04a7fed1c1ebb2f48aea51be2ce39b6c43c2354aaf497d647e257160190cf89501377557cd89f47e361efcd997ecb6ad3fb360a1b416987ef12951ded68bae46

  • SSDEEP

    6144:Ez6yV5Bv+lsoKkLmgw7FvDdHMYtW4Z4zerawEmA:A6K1o5r8tDdsYE4LrEmA

Malware Config

Signatures

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0c1a54b9c7899dcf67fb504ab207a03_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a0c1a54b9c7899dcf67fb504ab207a03_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Users\Admin\AppData\Local\Temp\a0c1a54b9c7899dcf67fb504ab207a03_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a0c1a54b9c7899dcf67fb504ab207a03_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1176-11-0x0000000074A50000-0x0000000075200000-memory.dmp

    Filesize

    7.7MB

  • memory/1176-4-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1176-17-0x0000000008FE0000-0x0000000008FEA000-memory.dmp

    Filesize

    40KB

  • memory/1176-16-0x0000000008C50000-0x0000000008CA0000-memory.dmp

    Filesize

    320KB

  • memory/1176-9-0x0000000074A50000-0x0000000075200000-memory.dmp

    Filesize

    7.7MB

  • memory/1176-7-0x00000000057C0000-0x0000000005D64000-memory.dmp

    Filesize

    5.6MB

  • memory/1176-15-0x00000000081E0000-0x00000000081EA000-memory.dmp

    Filesize

    40KB

  • memory/1176-8-0x00000000052B0000-0x0000000005342000-memory.dmp

    Filesize

    584KB

  • memory/1176-14-0x0000000074A50000-0x0000000075200000-memory.dmp

    Filesize

    7.7MB

  • memory/1176-13-0x0000000005700000-0x0000000005766000-memory.dmp

    Filesize

    408KB

  • memory/1176-12-0x0000000005150000-0x0000000005168000-memory.dmp

    Filesize

    96KB

  • memory/2248-10-0x0000000074A50000-0x0000000075200000-memory.dmp

    Filesize

    7.7MB

  • memory/2248-1-0x0000000000480000-0x00000000004CA000-memory.dmp

    Filesize

    296KB

  • memory/2248-2-0x0000000004D10000-0x0000000004DAC000-memory.dmp

    Filesize

    624KB

  • memory/2248-6-0x0000000074A50000-0x0000000075200000-memory.dmp

    Filesize

    7.7MB

  • memory/2248-3-0x0000000074A50000-0x0000000075200000-memory.dmp

    Filesize

    7.7MB

  • memory/2248-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

    Filesize

    4KB