Overview

overview

10

Static

static

10

e3b6f3651a...13.exe

windows10-2004-x64

10

e3b6f3651a...13.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    e3b6f3651a1ef0851c059ee4c2aa04b8754e92997cd8732009399ca18dd3a313
  • Size 45KB
  • Sample260803-y2c29afb29
  • SHA256 e3b6f3651a1ef0851c059ee4c2aa04b8754e92997cd8732009399ca18dd3a313
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • bulon.vip:80

  • bulon.vip:22

  • bulon.vip:8080

  • bulon.vip:8880

  • bulon.vip:2052

  • bulon.vip:2082

  • bulon.vip:2086

  • bulon.vip:2095

  • bulon.vip:443

  • bulon.vip:2053

  • bulon.vip:2083

  • bulon.vip:2087

  • bulon.vip:2096

  • bulon.vip:8443

  • www.bulon.vip:80

  • www.bulon.vip:22

  • www.bulon.vip:8080

  • www.bulon.vip:8880

  • www.bulon.vip:2052

  • www.bulon.vip:2082

Mutex

  • MlcBgOTCqX3x

Attributes
  • delay

    0

  • install

    true

  • install_file

    f5tnjo.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      e3b6f3651a1ef0851c059ee4c2aa04b8754e92997cd8732009399ca18dd3a313
    • Size 45KB
    • SHA256 e3b6f3651a1ef0851c059ee4c2aa04b8754e92997cd8732009399ca18dd3a313
    • 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