Resubmissions

18-11-2024 23:43

241118-3qqanaspdj 8

18-11-2024 23:08

241118-243bpsxbpa 10

General

  • Target

    https://ni-olympic-forests-invoice.trycloudflare.com

  • Sample

    241118-243bpsxbpa

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

111.90.143.248:3232

111.90.143.143:3232

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain
aes.plain

Extracted

Family

xworm

Version

5.0

C2

111.90.143.143:7000

Mutex

mVXOUHi2OrYslEh1

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

111.90.143.248:4449

Mutex

kqsjiymxwcmgkmn

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      https://ni-olympic-forests-invoice.trycloudflare.com

    • AsyncRat

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

    • Asyncrat family

    • Detect Xworm Payload

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Stealerium family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Async RAT payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks