Overview

overview

10

Static

static

10

Client.exe

windows10-ltsc 2021-x64

10

Sharing

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General

  • Target

    Client.exe

  • Size

    48KB

  • Sample

    241110-f8axcs1cnc

  • MD5

    9028b853115f1fbc562435c3191b3546

  • SHA1

    3b06a8e9bafe7a1d75243884fc11862c059a29dd

  • SHA256

    b40bb21bbe95e8431da174700874d89150002a974e7046890146d06cec9044ad

  • SHA512

    d4e7fd7b13075af3a2f6d83ebb3106c48dad939eee1281a3acdd653d0d093757fcfce4072a1de8ac8a7eaab4ed7ecf560d56e03c8864f14d626da54e7146eb80

  • SSDEEP

    768:lV9TQo2oIL4+M0+LiktelDSN+iV08Ybyge7LrMvEgK/JzWfVc6KN:lVpQoVsktKDs4zb1wUnkJzWfVclN

Score
10/10
asyncratdefaultdiscoveryevasionpersistenceprivilege_escalationrat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

127.0.0.1:8848

127.0.0.1:54025

147.185.221.23:8848

147.185.221.23:54025
Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_file

    opus hook injector.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Client.exe

    • Size

      48KB

    • MD5

      9028b853115f1fbc562435c3191b3546

    • SHA1

      3b06a8e9bafe7a1d75243884fc11862c059a29dd

    • SHA256

      b40bb21bbe95e8431da174700874d89150002a974e7046890146d06cec9044ad

    • SHA512

      d4e7fd7b13075af3a2f6d83ebb3106c48dad939eee1281a3acdd653d0d093757fcfce4072a1de8ac8a7eaab4ed7ecf560d56e03c8864f14d626da54e7146eb80

    • SSDEEP

      768:lV9TQo2oIL4+M0+LiktelDSN+iV08Ybyge7LrMvEgK/JzWfVc6KN:lVpQoVsktKDs4zb1wUnkJzWfVclN

    Score
    10/10
    asyncratdefaultdiscoveryevasionpersistenceprivilege_escalationrat

    • AsyncRat

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

      ratasyncrat

    • Asyncrat family

      asyncrat

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

      evasion

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Enumerates processes with tasklist

      discovery
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Discovery

Network Service Discovery

1
T1046

Permission Groups Discovery

1
T1069

Local Groups

1
T1069.001

Process Discovery

1
T1057

System Information Discovery

2
T1082

System Network Connections Discovery

1
T1049

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks