General

  • Target

    Rockstar Games Social-Club Checker V2.exe

  • Size

    175KB

  • Sample

    230610-qyjrmafa89

  • MD5

    01edba0d8395d12f48090318bfab4664

  • SHA1

    f45d3480ebadf4e29942951ded9592ae1dc7f89a

  • SHA256

    39cd74aef9fd7e6d035de5346ade722f923feb4887fdd9db2b3c7802a65d9f51

  • SHA512

    eab4e21f59c7a90069450dd7e489395f9ebd58f0743a7efbd2afa46e9444f5f0c1e7f907863035da83cdf6e047648926ac2a418f894875a19415f883bca6fdbd

  • SSDEEP

    3072:Oe8p6ewdOIwQx76vK/bvTv0cU+lL/dMlZZUZ0b2gTCwARE+WpCc:G6ewwIwQJ6vKX0c5MlYZ0b2r

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Rockstar Games Social-Club Checker V2.exe

    • Size

      175KB

    • MD5

      01edba0d8395d12f48090318bfab4664

    • SHA1

      f45d3480ebadf4e29942951ded9592ae1dc7f89a

    • SHA256

      39cd74aef9fd7e6d035de5346ade722f923feb4887fdd9db2b3c7802a65d9f51

    • SHA512

      eab4e21f59c7a90069450dd7e489395f9ebd58f0743a7efbd2afa46e9444f5f0c1e7f907863035da83cdf6e047648926ac2a418f894875a19415f883bca6fdbd

    • SSDEEP

      3072:Oe8p6ewdOIwQx76vK/bvTv0cU+lL/dMlZZUZ0b2gTCwARE+WpCc:G6ewwIwQJ6vKX0c5MlYZ0b2r

    • AsyncRat

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

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Async RAT payload

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks