General

  • Target

    7166_output.vbs

  • Size

    60KB

  • Sample

    241126-2tknxatna1

  • MD5

    dcaadf5b6a871821a09e8be7f12603b0

  • SHA1

    49c943609633112b80fe7b50c79ca6eb072eb3be

  • SHA256

    407ed762a35023eb5eb69738dd20a7c23ac03e187717029a0712b1826750d549

  • SHA512

    e18a9bda8f0efeb8bc490b320f86b14a7bc3fb667af4c193b9159d780aabe11da48bec08a6d605f2f08c65d661b5f8e572bf52e5fd712735196d46ea68a15db8

  • SSDEEP

    1536:akm3NbS839HXCQHXFNx7X+xW7lflsAmPUoLlXBCbB:aLl3pCQ35+EDu3y

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:2024

127.0.0.1:15509

127.0.0.1:11979

2.tcp.eu.ngrok.io:6606

2.tcp.eu.ngrok.io:7707

2.tcp.eu.ngrok.io:8808

2.tcp.eu.ngrok.io:2024

2.tcp.eu.ngrok.io:15509

2.tcp.eu.ngrok.io:11979

5.tcp.eu.ngrok.io:6606

5.tcp.eu.ngrok.io:7707

5.tcp.eu.ngrok.io:8808

5.tcp.eu.ngrok.io:2024

5.tcp.eu.ngrok.io:15509

5.tcp.eu.ngrok.io:11979

Mutex

rBBszd57Gkh8

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      7166_output.vbs

    • Size

      60KB

    • MD5

      dcaadf5b6a871821a09e8be7f12603b0

    • SHA1

      49c943609633112b80fe7b50c79ca6eb072eb3be

    • SHA256

      407ed762a35023eb5eb69738dd20a7c23ac03e187717029a0712b1826750d549

    • SHA512

      e18a9bda8f0efeb8bc490b320f86b14a7bc3fb667af4c193b9159d780aabe11da48bec08a6d605f2f08c65d661b5f8e572bf52e5fd712735196d46ea68a15db8

    • SSDEEP

      1536:akm3NbS839HXCQHXFNx7X+xW7lflsAmPUoLlXBCbB:aLl3pCQ35+EDu3y

    • AsyncRat

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

    • Asyncrat family

    • Async RAT payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks