Overview

overview

10

Static

static

10

f82d5ef884...a4.exe

windows10-2004-x64

10

f82d5ef884...a4.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    f82d5ef88481f3c8cf822e69ce63c1a3d2d1824aa6cce09093d38cc4c1aaaea4.bin
  • Size 112KB
  • Sample260910-vtwylsvzcx
  • SHA256 f82d5ef88481f3c8cf822e69ce63c1a3d2d1824aa6cce09093d38cc4c1aaaea4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • fly88.ooo:443

  • fly88.ooo:80

  • www.fly88.ooo:443

  • www.fly88.ooo:80

Mutex

  • Sk8CcNHOjSHZ

Attributes
  • delay

    3

  • install

    true

  • install_file

    ChromeUpdate.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      f82d5ef88481f3c8cf822e69ce63c1a3d2d1824aa6cce09093d38cc4c1aaaea4.bin
    • Size 112KB
    • SHA256 f82d5ef88481f3c8cf822e69ce63c1a3d2d1824aa6cce09093d38cc4c1aaaea4
    • 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