General

  • Target

    046f8f44ae20e5a73ca76bedb2e6312551cd0cce4dcc0b0a0bbdace5841804a3

  • Size

    678KB

  • Sample

    220527-zx3yjscfh6

  • MD5

    392b0770b4ac6a8dc78c1b40087d8728

  • SHA1

    915581c6583155ac47c2523a543439443baafc1a

  • SHA256

    046f8f44ae20e5a73ca76bedb2e6312551cd0cce4dcc0b0a0bbdace5841804a3

  • SHA512

    65644d524d943b028c4eac9ad528bc427b321d6418b1e4f4c996a3a765abe351ddecd7d81030dbd6c5a84b036fa048e0da18cad6ca71b51fe18e7419e2643e76

Malware Config

Targets

    • Target

      046f8f44ae20e5a73ca76bedb2e6312551cd0cce4dcc0b0a0bbdace5841804a3

    • Size

      678KB

    • MD5

      392b0770b4ac6a8dc78c1b40087d8728

    • SHA1

      915581c6583155ac47c2523a543439443baafc1a

    • SHA256

      046f8f44ae20e5a73ca76bedb2e6312551cd0cce4dcc0b0a0bbdace5841804a3

    • SHA512

      65644d524d943b028c4eac9ad528bc427b321d6418b1e4f4c996a3a765abe351ddecd7d81030dbd6c5a84b036fa048e0da18cad6ca71b51fe18e7419e2643e76

    • suricata: ET MALWARE Possible Windows executable sent when remote host claims to send a Text File

      suricata: ET MALWARE Possible Windows executable sent when remote host claims to send a Text File

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets file execution options in registry

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Installs/modifies Browser Helper Object

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Bootkit

1
T1067

Defense Evasion

Modify Registry

5
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Tasks