General

  • Target

    f63455538c0972c9d71c491b22ba5c8a28c76403afe3305229b39e40d47ed060.vbs

  • Size

    1KB

  • Sample

    250128-pepm4a1mgr

  • MD5

    29bc1b08a6307d5c7b33c131481ddaee

  • SHA1

    d1fcf6b2339207250d917acc48f793d31dfec3ff

  • SHA256

    f63455538c0972c9d71c491b22ba5c8a28c76403afe3305229b39e40d47ed060

  • SHA512

    bd642a00ccb2237362e9b7b7a1ed7ee446b92f7d69a23f1c356be33933a542c0c7cf62ae5fe7f4ab95f7072a3055c2f45c6c012e89d46c4f337a5d0afff1f0b2

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

      f63455538c0972c9d71c491b22ba5c8a28c76403afe3305229b39e40d47ed060.vbs

    • Size

      1KB

    • MD5

      29bc1b08a6307d5c7b33c131481ddaee

    • SHA1

      d1fcf6b2339207250d917acc48f793d31dfec3ff

    • SHA256

      f63455538c0972c9d71c491b22ba5c8a28c76403afe3305229b39e40d47ed060

    • SHA512

      bd642a00ccb2237362e9b7b7a1ed7ee446b92f7d69a23f1c356be33933a542c0c7cf62ae5fe7f4ab95f7072a3055c2f45c6c012e89d46c4f337a5d0afff1f0b2

    • 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