Overview

overview

10

Static

static

10

87534b0af1...01.exe

windows10-2004-x64

10

87534b0af1...01.exe

windows11-21h2-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    87534b0af1f00d1ec54e974da8d18bfb272d16a966427c2c79e77f65c9927c01
  • Size 45KB
  • Sample260531-ly97csf19k
  • SHA256 87534b0af1f00d1ec54e974da8d18bfb272d16a966427c2c79e77f65c9927c01
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • heosex.fun:443

  • heosex.fun:80

  • heosex.fun:7797

  • heosex.fun:8707

  • heosex.fun:6620

  • www.heosex.fun:443

  • www.heosex.fun:80

  • www.heosex.fun:7797

  • www.heosex.fun:8707

  • www.heosex.fun:6620

  • sobig.heosex.fun:443

  • sobig.heosex.fun:80

  • sobig.heosex.fun:7797

  • sobig.heosex.fun:8707

  • sobig.heosex.fun:6620

  • darkside.heosex.fun:443

  • darkside.heosex.fun:80

  • darkside.heosex.fun:7797

  • darkside.heosex.fun:8707

  • darkside.heosex.fun:6620

Mutex

  • sbAt92Sply44

Attributes
  • delay

    0

  • install

    true

  • install_file

    l9ey1gm.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      87534b0af1f00d1ec54e974da8d18bfb272d16a966427c2c79e77f65c9927c01
    • Size 45KB
    • SHA256 87534b0af1f00d1ec54e974da8d18bfb272d16a966427c2c79e77f65c9927c01
    • 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