General

  • Target

    Windows Defenders.exe

  • Size

    82KB

  • Sample

    250129-cdpkgsxlfz

  • MD5

    c83eee916e8a78f97511dd3bce5fd38c

  • SHA1

    0748ee6c65a2c401b8641d39cfff57e087f62154

  • SHA256

    c93d11c96d20e8b20cff7cd018440fa16f6601c047890c48c7e72cb5e0077e02

  • SHA512

    de60264ce73d09266727d5b8be3cda669b8e5f2ae2c68c09dfc9e6f1cfcfc512a3abba459cd55a63bf7f0fa83136bb6d511a16ff7553813a799446faa27f5b51

  • SSDEEP

    1536:gD9iBlgS19xE2VE8NVBxcEu6+rFanqNy7g4FY2qNlnw:gRU119rEMVAEX+4KoFRt

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

understanding-described.gl.at.ply.gg:3953

Attributes
  • delay

    1

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

xworm

C2

understanding-described.gl.at.ply.gg:3953

Attributes
  • Install_directory

    %AppData%

  • install_file

    scvhost.exe

Targets

    • Target

      Windows Defenders.exe

    • Size

      82KB

    • MD5

      c83eee916e8a78f97511dd3bce5fd38c

    • SHA1

      0748ee6c65a2c401b8641d39cfff57e087f62154

    • SHA256

      c93d11c96d20e8b20cff7cd018440fa16f6601c047890c48c7e72cb5e0077e02

    • SHA512

      de60264ce73d09266727d5b8be3cda669b8e5f2ae2c68c09dfc9e6f1cfcfc512a3abba459cd55a63bf7f0fa83136bb6d511a16ff7553813a799446faa27f5b51

    • SSDEEP

      1536:gD9iBlgS19xE2VE8NVBxcEu6+rFanqNy7g4FY2qNlnw:gRU119rEMVAEX+4KoFRt

    • AsyncRat

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

    • Asyncrat family

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Async RAT payload

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks