Analysis

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

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-06-2024 20:52

General

  • Target

    03d7a8888dd522a8536773a65c6e5568_JaffaCakes118.exe

  • Size

    223KB

  • MD5

    03d7a8888dd522a8536773a65c6e5568

  • SHA1

    7ce552e8cf660fb6afa00a374c91f79b25be0952

  • SHA256

    8c83844722c5a6efc00ae36bf0a8548d3257e088d1547362227541f57ee98980

  • SHA512

    b886aa5ff933c50d2a029f14e341ff215e9db962831202c85b05cfa13a2a76b51422e7cb4fb81baffdb8bdd3ab4ac5ff0f5faf841beb53a0a8f84844a868a6cb

  • SSDEEP

    3072:rdFrecnL9wgVawF6SrlHrE6E7xh6+hCLY9cv8QzvX0Br8+xmBfizxQnxPCU6pDjp:rqmpVaO6y46q0YnWEBBxX+xPaj9Vp

Malware Config

Extracted

Family

fickerstealer

C2

185.234.247.233:80

Signatures

  • Fickerstealer

    Ficker is an infostealer written in Rust and ASM.

  • 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
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03d7a8888dd522a8536773a65c6e5568_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\03d7a8888dd522a8536773a65c6e5568_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Users\Admin\AppData\Local\Temp\03d7a8888dd522a8536773a65c6e5568_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\03d7a8888dd522a8536773a65c6e5568_JaffaCakes118.exe"
      2⤵
        PID:4400
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 1484
          3⤵
          • Program crash
          PID:3532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4400 -ip 4400
      1⤵
        PID:2892

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1036-1-0x0000000000750000-0x0000000000850000-memory.dmp

        Filesize

        1024KB

      • memory/1036-2-0x0000000000990000-0x00000000009D5000-memory.dmp

        Filesize

        276KB

      • memory/4400-3-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB

      • memory/4400-5-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB

      • memory/4400-6-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB