General

  • Target

    4753694444c734517db1798354d6757e.bat

  • Size

    14KB

  • Sample

    241217-kkbafavpfx

  • MD5

    4753694444c734517db1798354d6757e

  • SHA1

    69a983a9a46a68e0e716cb2455cc0c476b962d30

  • SHA256

    88cb5593f2e66f223ed0993c90ec0709fc7166ff6c8659e33b84c24f6f5387a9

  • SHA512

    4ff0358b264757dd5182fef9b199ab3850f130fb8455e4bbb607956630c2066c66df93f7f96023a9c4acef133d4ad68f09236272fcd814b604fbf646d7f76cce

  • SSDEEP

    192:b86KQd3z8g+F+5lhVbeTymbPppbm/NbqHvRZqoi10OWjKRw1BiqvQ5OdvyyVEuNH:bjBoJqlkP7jqVqR8FWmgvWGUWZ

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

103.125.189.155:8848

Mutex

DcRatMutex_6565

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      4753694444c734517db1798354d6757e.bat

    • Size

      14KB

    • MD5

      4753694444c734517db1798354d6757e

    • SHA1

      69a983a9a46a68e0e716cb2455cc0c476b962d30

    • SHA256

      88cb5593f2e66f223ed0993c90ec0709fc7166ff6c8659e33b84c24f6f5387a9

    • SHA512

      4ff0358b264757dd5182fef9b199ab3850f130fb8455e4bbb607956630c2066c66df93f7f96023a9c4acef133d4ad68f09236272fcd814b604fbf646d7f76cce

    • SSDEEP

      192:b86KQd3z8g+F+5lhVbeTymbPppbm/NbqHvRZqoi10OWjKRw1BiqvQ5OdvyyVEuNH:bjBoJqlkP7jqVqR8FWmgvWGUWZ

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops startup file

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks