Resubmissions

24/02/2025, 17:01

250224-vjv9bstnz5 10

24/02/2025, 16:51

250224-vc94xatkw4 10

General

  • Target

    AsyncClient.exe

  • Size

    47KB

  • Sample

    250224-vc94xatkw4

  • MD5

    edef73fe037f84abd153e9a799031f9f

  • SHA1

    b1b726ae00d8becdaff35d4cf19151d43c711377

  • SHA256

    ab95e6bfce66a0389b5c179d37edc04d2907d9ba8a38f9de0f9a51fa3997ff59

  • SHA512

    1c33ddd39b3059efa195cd72e3a96f0d5f5133b1f636bd218cce0daaea07ef89d5759cbf6de119b7aa2f8376f9cda990bc7a39d2a8ef7f812e47f9423c7e2ee7

  • SSDEEP

    768:tuwpFTAY3IQWUe9jqmo2qLlQDrW2khM3LRPI3Z7m0b/48r6NODImJg4BDZvx:tuwpFTA4/2lDrW2H3LO3Ztb/TOCdvx

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

77.100.63.251:5631

Mutex

SXPNYKU9S8ry

Attributes
  • delay

    3

  • install

    true

  • install_file

    Disc367.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

xworm

Version

5.0

C2

77.100.63.251:5631

Mutex

7FpV9gDxM8mUiAIE

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    XClient.exe

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      47KB

    • MD5

      edef73fe037f84abd153e9a799031f9f

    • SHA1

      b1b726ae00d8becdaff35d4cf19151d43c711377

    • SHA256

      ab95e6bfce66a0389b5c179d37edc04d2907d9ba8a38f9de0f9a51fa3997ff59

    • SHA512

      1c33ddd39b3059efa195cd72e3a96f0d5f5133b1f636bd218cce0daaea07ef89d5759cbf6de119b7aa2f8376f9cda990bc7a39d2a8ef7f812e47f9423c7e2ee7

    • SSDEEP

      768:tuwpFTAY3IQWUe9jqmo2qLlQDrW2khM3LRPI3Z7m0b/48r6NODImJg4BDZvx:tuwpFTA4/2lDrW2H3LO3Ztb/TOCdvx

    • 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

    • Executes dropped EXE

    • 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