Overview

overview

10

Static

static

3

main.exe

windows10-2004-x64

10

main.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    main.exe
  • Size 606KB
  • Sample260728-kbr7laem7y
  • SHA256 6be7a1d1f1b694636c0445da41aefdd1841abb76e6b20c174c3721859fb4ef0f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdiscoveryexecutionpersistenceprivilege_escalationratsuricata

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • portbuddy.dev:43865

Mutex

  • 5xHx2XxyRcQf

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      main.exe
    • Size 606KB
    • SHA256 6be7a1d1f1b694636c0445da41aefdd1841abb76e6b20c174c3721859fb4ef0f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdiscoveryexecutionasyncratpersistenceprivilege_escalationratsuricata

    • Async RAT payload

      rat

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Suricata alert: AsyncRAT Malware Default X.509 Certificate Detected - Inbound

      Network activity triggered a Suricata alert

      suricataasyncrat

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Image File Execution Options Injection

1
T1546.012

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Image File Execution Options Injection

1
T1546.012

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks