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General

  • Target

    Image-1.exe

  • Size

    257KB

  • Sample

    240927-q8849syama

  • MD5

    aa7453ea631c154413df9974a3b17b90

  • SHA1

    ec7df5d298d392b3d1e7e7825e15ee112d587885

  • SHA256

    46a63396c3d340513f963181b0098f984e62861875151d25fea30013170c8f3e

  • SHA512

    fb1b9f3216d4574936c019b7351f8b9f5a63983df0ad231b210cb67d188b1824aeb3240471d7ed7842a47108aef681d185c026233d1687af7b48510fae8bfbb1

  • SSDEEP

    6144:mCn9gl994bCIMenvjnPrNoaIxT7K/P19yZD2kzMZOI:mCKl92CIDvjDNo1t7K/P19yZD2kzMZz

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

154.216.17.207:7707

154.216.17.207:8808

154.216.17.207:1188

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    100

  • install

    true

  • install_file

    file.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Image-1.exe

    • Size

      257KB

    • MD5

      aa7453ea631c154413df9974a3b17b90

    • SHA1

      ec7df5d298d392b3d1e7e7825e15ee112d587885

    • SHA256

      46a63396c3d340513f963181b0098f984e62861875151d25fea30013170c8f3e

    • SHA512

      fb1b9f3216d4574936c019b7351f8b9f5a63983df0ad231b210cb67d188b1824aeb3240471d7ed7842a47108aef681d185c026233d1687af7b48510fae8bfbb1

    • SSDEEP

      6144:mCn9gl994bCIMenvjnPrNoaIxT7K/P19yZD2kzMZOI:mCKl92CIDvjDNo1t7K/P19yZD2kzMZz

    • AsyncRat

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks