Overview

overview

10

Static

static

10

4573235f2a...37.exe

windows10-2004-x64

10

4573235f2a...37.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    4573235f2aea45b8047d267deed8903ca1572ce8482733e2dc548f5dc9bc1037
  • Size 45KB
  • Sample260905-a1791az1ds
  • SHA256 4573235f2aea45b8047d267deed8903ca1572ce8482733e2dc548f5dc9bc1037
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultcommand_and_controldefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • xem18.info:80

  • xem18.info:22

  • xem18.info:8080

  • xem18.info:8880

  • xem18.info:2052

  • xem18.info:2082

  • xem18.info:2086

  • xem18.info:2095

  • xem18.info:443

  • xem18.info:2053

  • xem18.info:2083

  • xem18.info:2087

  • xem18.info:2096

  • xem18.info:8443

  • www.xem18.info:80

  • www.xem18.info:22

  • www.xem18.info:8080

  • www.xem18.info:8880

  • www.xem18.info:2052

  • www.xem18.info:2082

Mutex

  • MP2UDzS8n0VI

Attributes
  • delay

    0

  • install

    true

  • install_file

    74o15.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      4573235f2aea45b8047d267deed8903ca1572ce8482733e2dc548f5dc9bc1037
    • Size 45KB
    • SHA256 4573235f2aea45b8047d267deed8903ca1572ce8482733e2dc548f5dc9bc1037
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistenceratcommand_and_control

    • 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