Overview

overview

10

Static

static

10

8b21c40805...12.exe

windows10-2004-x64

10

8b21c40805...12.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    8b21c40805fff34e6be0ba0672663c89b94ba1070710e58a41fbc552a6778512
  • Size 45KB
  • Sample260721-vx2m9s1fpg
  • SHA256 8b21c40805fff34e6be0ba0672663c89b94ba1070710e58a41fbc552a6778512
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • 103.109.100.136:80

  • 103.109.100.136:22

  • 103.109.100.136:8080

  • 103.109.100.136:8880

  • 103.109.100.136:2052

  • 103.109.100.136:2082

  • 103.109.100.136:2086

  • 103.109.100.136:2095

  • 103.109.100.136:443

  • 103.109.100.136:2053

  • 103.109.100.136:2083

  • 103.109.100.136:2087

  • 103.109.100.136:2096

  • 103.109.100.136:8443

Mutex

  • z9PAePUv94IE

Attributes
  • delay

    0

  • install

    true

  • install_file

    cw4wk3.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      8b21c40805fff34e6be0ba0672663c89b94ba1070710e58a41fbc552a6778512
    • Size 45KB
    • SHA256 8b21c40805fff34e6be0ba0672663c89b94ba1070710e58a41fbc552a6778512
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

    • Async RAT payload

      rat

    • Family: AsyncRat

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

      ratasyncrat

    • Checks computer location settings

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

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks