Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    10-04-2024 08:44

General

  • Target

    eaaeb571a7212f3e5470f6655f774f70_JaffaCakes118.exe

  • Size

    539KB

  • MD5

    eaaeb571a7212f3e5470f6655f774f70

  • SHA1

    e29a7adb2ca1667c24a72ff431d6042cd9817400

  • SHA256

    8ba7cdb3043b64bd8f25c88ea741fb4f5f35602d06f6e57eafde06150cccf3b9

  • SHA512

    9f69d50279ff5567203943fecfdbb122a28e3907467a5bad7aa72775895464394f29ba5f2fcc5f09e8d6e227344fe7fa53d10403bb0cb2db7cf25ab0100c90cc

  • SSDEEP

    12288:1bbi9I6oe4FEy2hs6lhura36OLVPEe4h1dVFKCRTtt:iI3HEy2y62uFhb47dvK2t

Score
10/10

Malware Config

Signatures

  • Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

  • Expiro payload 4 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eaaeb571a7212f3e5470f6655f774f70_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eaaeb571a7212f3e5470f6655f774f70_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 88
      2⤵
      • Program crash
      PID:2312

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2212-0-0x0000000000D00000-0x0000000000E1F000-memory.dmp

    Filesize

    1.1MB

  • memory/2212-1-0x0000000000D00000-0x0000000000E1F000-memory.dmp

    Filesize

    1.1MB

  • memory/2212-2-0x0000000000D00000-0x0000000000E1F000-memory.dmp

    Filesize

    1.1MB

  • memory/2212-3-0x0000000000D00000-0x0000000000E1F000-memory.dmp

    Filesize

    1.1MB