General

  • Target

    e8c90ed9b9acf1f82a0823c676420ac365d06b8399a91cb23a5ef535a49c2f7f.exe

  • Size

    62.7MB

  • Sample

    241014-cjnkdawblc

  • MD5

    2ffafb44b3efdc58f229ffbce7b12796

  • SHA1

    3ce9d89c6af5059f455de63a7cf13e6bad4733a0

  • SHA256

    e8c90ed9b9acf1f82a0823c676420ac365d06b8399a91cb23a5ef535a49c2f7f

  • SHA512

    d9ec7de46f28764d36cf7d33413b49de92d532547333876394a93771aaf87e983f64e69afd26d89f9db3b3158df1c0b163b7ea6731d923ece0c7f4bb2f130963

  • SSDEEP

    1572864:u8OZCu66ERkqhn7gcc2qV3TdRdmJRHAUmi24Wrt0:mZCu90UFTdwRHjT2Xt0

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://46.8.227.16/uploads/meshagent32-mesh.png

Targets

    • Target

      e8c90ed9b9acf1f82a0823c676420ac365d06b8399a91cb23a5ef535a49c2f7f.exe

    • Size

      62.7MB

    • MD5

      2ffafb44b3efdc58f229ffbce7b12796

    • SHA1

      3ce9d89c6af5059f455de63a7cf13e6bad4733a0

    • SHA256

      e8c90ed9b9acf1f82a0823c676420ac365d06b8399a91cb23a5ef535a49c2f7f

    • SHA512

      d9ec7de46f28764d36cf7d33413b49de92d532547333876394a93771aaf87e983f64e69afd26d89f9db3b3158df1c0b163b7ea6731d923ece0c7f4bb2f130963

    • SSDEEP

      1572864:u8OZCu66ERkqhn7gcc2qV3TdRdmJRHAUmi24Wrt0:mZCu90UFTdwRHjT2Xt0

    • Detects MeshAgent payload

    • MeshAgent

      MeshAgent is an open source remote access trojan written in C++.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks