Resubmissions

24-11-2022 19:03

221124-xqhmxsgb8s 10

20-11-2022 12:40

221120-pwdbdsdb77 1

19-11-2022 11:14

221119-nb3vwada3v 8

19-11-2022 11:13

221119-nbpy1shb45 1

General

  • Target

    https://dropmefiles.com/RsrG4

  • Sample

    221124-xqhmxsgb8s

Malware Config

Targets

    • Target

      https://dropmefiles.com/RsrG4

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Registers COM server for autorun

    • UPX packed file

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Tasks