General

  • Target

    https://cdn.discordapp.com/attachments/1239736427659657230/1243644317680013453/gb_patcher_3.2.1.exe?ex=66523987&is=6650e807&hm=32e2aa7bd88ee3570d9608680fa2ad570da1987df5c7ff05ede88760dd3f1280&

  • Sample

    240524-x3jezsge63

Malware Config

Targets

    • Target

      https://cdn.discordapp.com/attachments/1239736427659657230/1243644317680013453/gb_patcher_3.2.1.exe?ex=66523987&is=6650e807&hm=32e2aa7bd88ee3570d9608680fa2ad570da1987df5c7ff05ede88760dd3f1280&

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • 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.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks