Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2024, 09:14

General

  • Target
    38e162610466dd251d9b377a60f65c11_JaffaCakes118.exe
  • Size 33KB
  • Sample240330-k7rwpscc7v
  • SHA256 7eb784edddde0eddd7b21c4907916f0109334a4237a9c2eb917caf8eae81480f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • purecrypter

C2
  • https://store2.gofile.io/download/a3cd5cbe-ac92-4ed8-a75c-282d6ded34cd/Gppieq.dll

Signatures

  • PureCrypter

    PureCrypter is a .NET malware loader first seen in early 2021.

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38e162610466dd251d9b377a60f65c11_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\38e162610466dd251d9b377a60f65c11_JaffaCakes118.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:5008
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 1764
      2⤵
      • Program crash
      PID:2908
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5008 -ip 5008
    1⤵
      PID:2704

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/5008-0-0x0000000000810000-0x000000000081E000-memory.dmp

          memory/5008-1-0x0000000074E20000-0x00000000755D0000-memory.dmp

          memory/5008-2-0x0000000005200000-0x0000000005210000-memory.dmp

          memory/5008-3-0x0000000074E20000-0x00000000755D0000-memory.dmp