Overview

overview

10

Static

static

10

grfgfa6jd6lwo913.exe

windows10-2004-x64

10

grfgfa6jd6lwo913.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    grfgfa6jd6lwo913.exe
  • Size 76KB
  • Sample260809-dpq35ayhlb
  • SHA256 b78b4ebc72a3689ab5689846395f9a09821284e502b2fac2b0970f51ef2def5c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefense_evasionexecutionpersistenceprivilege_escalationrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • true

Mutex

  • wh3)p4o2&!p6!j6afx97+oym*t

Attributes
  • delay

    0

  • install

    false

  • install_file

    WindowsHealthService

  • install_folder

    $pwnWindowsHealth.exe

aes.plain

Targets

    • Target
      grfgfa6jd6lwo913.exe
    • Size 76KB
    • SHA256 b78b4ebc72a3689ab5689846395f9a09821284e502b2fac2b0970f51ef2def5c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionexecutionasyncratpersistenceprivilege_escalationrat

    • Family: AsyncRat

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

      ratasyncrat

    • Modifies WinLogon for persistence

      persistence

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Modifies Windows Firewall

      defense_evasion

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

3
T1059

PowerShell

2
T1059.001

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks