Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 21:40

General

  • Target

    f6a12268ae375404fd2b87e1e80a10f1_JaffaCakes118.exe

  • Size

    417KB

  • MD5

    f6a12268ae375404fd2b87e1e80a10f1

  • SHA1

    e13f789fd191ec112a62042ea48993af0860ae56

  • SHA256

    40c02a48e2c4f07dc9e25abbfc83e1daa6869d0e2356fb12c992d1bec38a723e

  • SHA512

    964d4adf4811404d0d3defa7f34abb32e79e1b98ea5fc97d830415525f4b6a35fed899dc25ac6b898a7058b9a03a34e585f2ae98ede203e9aad2eb2f50e242f1

  • SSDEEP

    6144:PSpwTxz8fEYga22UHHXyDArvBIM6zOR3ONgEox946lzmEZYS5+oj9COdbeOut8MQ:K+lAfEYAtHCDArvxeOwjo46hjYJQ0mN

Score
10/10

Malware Config

Signatures

  • Expiro, m0yv

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

  • Expiro payload 2 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6a12268ae375404fd2b87e1e80a10f1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f6a12268ae375404fd2b87e1e80a10f1_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 68
      2⤵
      • Program crash
      PID:2960

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2888-0-0x0000000000BF0000-0x0000000000CEF000-memory.dmp

    Filesize

    1020KB

  • memory/2888-1-0x0000000000BF0000-0x0000000000CEF000-memory.dmp

    Filesize

    1020KB