General

  • Target

    54666e50470d3534b4aa9ed84ba713ef94e34e53b9b4f3284a360555b9885c37

  • Size

    32KB

  • Sample

    220427-sv57kaehhj

  • MD5

    c65293b9df5f00d39b5220157bcf416b

  • SHA1

    8cb97a739d4b8d5d929990b24c86c1071b608778

  • SHA256

    54666e50470d3534b4aa9ed84ba713ef94e34e53b9b4f3284a360555b9885c37

  • SHA512

    1267ac2bc2f5f3bd5ca3611f1f077df3e6f1bfd179ab18bfeb874e37a1ec5667d92219d250b06374fa10ef574de1b0c3a5811a2fc9cb5845ceaa0356a8552b4c

Malware Config

Targets

    • Target

      54666e50470d3534b4aa9ed84ba713ef94e34e53b9b4f3284a360555b9885c37

    • Size

      32KB

    • MD5

      c65293b9df5f00d39b5220157bcf416b

    • SHA1

      8cb97a739d4b8d5d929990b24c86c1071b608778

    • SHA256

      54666e50470d3534b4aa9ed84ba713ef94e34e53b9b4f3284a360555b9885c37

    • SHA512

      1267ac2bc2f5f3bd5ca3611f1f077df3e6f1bfd179ab18bfeb874e37a1ec5667d92219d250b06374fa10ef574de1b0c3a5811a2fc9cb5845ceaa0356a8552b4c

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Adds policy Run key to start application

    • Executes dropped EXE

    • 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.

    • Deletes itself

    • Loads dropped DLL

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks