General

  • Target

    JxQdThApPv.WSF.wsf

  • Size

    465KB

  • Sample

    250128-na7gnszlel

  • MD5

    5cd92159ae3ab267e6b71d0a38b1a135

  • SHA1

    3bca9b4d7c2405b75019737ebb5f28719b4d307a

  • SHA256

    0476cdaf6b93168281968fcc06d78b3384de95e4df98e06290bdd63bb6a8b3f1

  • SHA512

    2cfa54c21444c1b03336bdb49f92bd420c856a824ec0f85bb31b187f13e422d106a4ef72c2d2ee794c7dc34e540afd8c82914a5f9ba2f9754adb92476bbf1d02

  • SSDEEP

    12288:WYlYlYlYlYlYlYlYlYlYlYlYRYlYlYlYlYlYlYlYlYlYlYlY0YlYlYlYlYlYlYle:h

Malware Config

Extracted

Family

asyncrat

Version

AWS | 3Losh

Botnet

00000001

C2

81.10.39.58:7077

Mutex

AsyncMutex_alosh

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      JxQdThApPv.WSF.wsf

    • Size

      465KB

    • MD5

      5cd92159ae3ab267e6b71d0a38b1a135

    • SHA1

      3bca9b4d7c2405b75019737ebb5f28719b4d307a

    • SHA256

      0476cdaf6b93168281968fcc06d78b3384de95e4df98e06290bdd63bb6a8b3f1

    • SHA512

      2cfa54c21444c1b03336bdb49f92bd420c856a824ec0f85bb31b187f13e422d106a4ef72c2d2ee794c7dc34e540afd8c82914a5f9ba2f9754adb92476bbf1d02

    • SSDEEP

      12288:WYlYlYlYlYlYlYlYlYlYlYlYRYlYlYlYlYlYlYlYlYlYlYlY0YlYlYlYlYlYlYle:h

    • AsyncRat

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

    • Asyncrat family

    • 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.

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks