Overview

overview

8

Static

static

3

stark_help...65.jar

windows10-2004-x64

8

stark_help...65.jar

windows11-ltsc_2024-x64

1

Sharing

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General

  • Target
    stark_helper_fabric_1165.jar
  • Size 27.9MB
  • Sample260718-rxft1sgz8v
  • SHA256 ae31c17e35604207113036b66551920098240fdb415b82b2d34ed32d337b8292
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasiondiscoverypersistenceransomware

Malware Config

Targets

    • Target
      stark_helper_fabric_1165.jar
    • Size 27.9MB
    • SHA256 ae31c17e35604207113036b66551920098240fdb415b82b2d34ed32d337b8292
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    defense_evasiondiscoverypersistenceransomware

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Enumerates connected drives

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks