Overview

overview

10

Static

static

1

Server.bat

windows10-2004-x64

10

Sharing

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General

  • Target

    Server.bat

  • Size

    572KB

  • Sample

    240707-2qbltsscqd

  • MD5

    186aa04468377684746833e73779723e

  • SHA1

    34470b80c513c464b17fd10bbdd188d951a86ebc

  • SHA256

    b6d31b67feb9d8152d0da2ce76d0999ee7c3d3e25f545f798f4a7b9b16256b20

  • SHA512

    1115146b7a0deedd9d7b3eacba615c6629dd70118eb854bc36e95cabb50fd427e18aeaaafc95789d58e8ad23e0dc945dcd5562772b55f682cf318eda5e38b17d

  • SSDEEP

    12288:U+vzRn2KlCdPjYKMkxfC2r/tHkgy+7FoUzkk9teJwixT:U+l29jXDkgy+AJw+

Score
10/10
asyncratquasarxwormdefaultslaveexecutionratspywaretrojan

Malware Config

Extracted

Family

quasar

Attributes
  • reconnect_delay

    3000

Extracted

Family

xworm

C2

super-nearest.gl.at.ply.gg:17835

best-bird.gl.at.ply.gg:27196

wiz.bounceme.net:6000
aes.plain

Extracted

Family

asyncrat

Botnet

Default

C2

finally-grande.gl.at.ply.gg:25844

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

quasar

Version

3.1.5

Botnet

Slave

C2

stop-largely.gl.at.ply.gg:27116

Mutex

$Sxr-kl1r656AGsPQksTmi8

Attributes
  • encryption_key

    CjDCAPF1JiLswgFipef3

  • install_name

    $77Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Start-Up Application

  • subdirectory

    $77

Targets

    • Target

      Server.bat

    • Size

      572KB

    • MD5

      186aa04468377684746833e73779723e

    • SHA1

      34470b80c513c464b17fd10bbdd188d951a86ebc

    • SHA256

      b6d31b67feb9d8152d0da2ce76d0999ee7c3d3e25f545f798f4a7b9b16256b20

    • SHA512

      1115146b7a0deedd9d7b3eacba615c6629dd70118eb854bc36e95cabb50fd427e18aeaaafc95789d58e8ad23e0dc945dcd5562772b55f682cf318eda5e38b17d

    • SSDEEP

      12288:U+vzRn2KlCdPjYKMkxfC2r/tHkgy+7FoUzkk9teJwixT:U+l29jXDkgy+AJw+

    Score
    10/10
    asyncratquasarxwormdefaultslaveexecutionratspywaretrojan

    • AsyncRat

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

      ratasyncrat

    • Detect Xworm Payload

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Async RAT payload

      rat

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • 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.

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks