General

  • Target

    https://www.mediafire.com/file/rj96u81j2aap7ls/AdobeAcrobatProDC2023.001.20064x64GhostRider7.exe/file

  • Sample

    240428-pyd1psgd8t

Malware Config

Targets

    • Target

      https://www.mediafire.com/file/rj96u81j2aap7ls/AdobeAcrobatProDC2023.001.20064x64GhostRider7.exe/file

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Registers new Print Monitor

    • Sets file execution options in registry

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Registers COM server for autorun

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

5
T1547

Registry Run Keys / Startup Folder

5
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Browser Extensions

1
T1176

Privilege Escalation

Boot or Logon Autostart Execution

5
T1547

Registry Run Keys / Startup Folder

5
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

6
T1112

Impair Defenses

1
T1562

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

7
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Impact

Service Stop

1
T1489

Tasks