Overview

overview

10

Static

static

10

9b4e29a9b9...c1.exe

windows10-2004-x64

10

9b4e29a9b9...c1.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    9b4e29a9b97f1bf913bc20dd2be69d0cc9caca8b4f5006cd5bb927473606e2c1
  • Size 45KB
  • Sample260905-r7a2hsxaqd
  • SHA256 9b4e29a9b97f1bf913bc20dd2be69d0cc9caca8b4f5006cd5bb927473606e2c1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultcommand_and_controldefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • chanheo.net:80

  • chanheo.net:22

  • chanheo.net:8080

  • chanheo.net:8880

  • chanheo.net:2052

  • chanheo.net:2082

  • chanheo.net:2086

  • chanheo.net:2095

  • chanheo.net:443

  • chanheo.net:2053

  • chanheo.net:2083

  • chanheo.net:2087

  • chanheo.net:2096

  • chanheo.net:8443

  • www.chanheo.net:80

  • www.chanheo.net:22

  • www.chanheo.net:8080

  • www.chanheo.net:8880

  • www.chanheo.net:2052

  • www.chanheo.net:2082

Mutex

  • B9aZ8u2rPZnG

Attributes
  • delay

    0

  • install

    true

  • install_file

    7m1r.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      9b4e29a9b97f1bf913bc20dd2be69d0cc9caca8b4f5006cd5bb927473606e2c1
    • Size 45KB
    • SHA256 9b4e29a9b97f1bf913bc20dd2be69d0cc9caca8b4f5006cd5bb927473606e2c1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultcommand_and_controldefense_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

    • Outbound SSH connection to public host

      SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

      command_and_control
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks