Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2025, 02:16

General

  • Target

    JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe

  • Size

    19.5MB

  • MD5

    85b7c1f86d869820296791ef2d093108

  • SHA1

    ba7771ccbed4a58341548a6a0924885a9f8ab69d

  • SHA256

    b6e09d18199bceb4854be43cd24ecf00b8081a38870f733380d394210cf6a6e1

  • SHA512

    791387bae0c17cddbe0ffa918291a1c7f580b48a55c1db4c391bec5258f96d02cb8274f464e7bc7d9a88156d570e2608765e06b9a1c4c09ac3f9069e86ab2893

  • SSDEEP

    393216:GmHZI2hMQdB7H/hUfaCVjTPEtOSNVW8ImMyX5/4BaPBr7rt2RqF:R1M4B7CC2AtjXImNXZ4c5kRq

Malware Config

Signatures

  • Expiro family
  • Expiro, m0yv

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

  • Expiro payload 4 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 124
      2⤵
      • Program crash
      PID:2512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2068-0-0x0000000001E8B000-0x0000000001F1E000-memory.dmp

    Filesize

    588KB

  • memory/2068-1-0x0000000000B00000-0x0000000001F1E000-memory.dmp

    Filesize

    20.1MB

  • memory/2068-2-0x0000000001E8B000-0x0000000001F1E000-memory.dmp

    Filesize

    588KB

  • memory/2068-3-0x0000000000B00000-0x0000000001F1E000-memory.dmp

    Filesize

    20.1MB