General

  • Target

    935ab593fe53ee7261bc8e131db83ebd9b895714683e76fe8010f04018cba7fe

  • Size

    9.2MB

  • Sample

    221125-h95jgaed6s

  • MD5

    edf07bd3ea66d2c522c9434c0aaedb42

  • SHA1

    09c8d3d9d4cfa81b6aaca1f632b5e54bd32f84ec

  • SHA256

    935ab593fe53ee7261bc8e131db83ebd9b895714683e76fe8010f04018cba7fe

  • SHA512

    d2c197cad73ce15c73820756ea0151a4a658f01b96073ead5fccbc205509f24fa2c0a734be50d181ccc2b7375d44989773def5f94013169c382f46218f837fb6

  • SSDEEP

    196608:qHyia0/zCoiSgzUfF9FFu9/GIJnF9oWFgCezDc5Eua6BTHtaPI2qr9oDGeGeJaKK:UyJ0/zCoNgzUNfE9DJF5g05EH6xMJkkc

Malware Config

Targets

    • Target

      935ab593fe53ee7261bc8e131db83ebd9b895714683e76fe8010f04018cba7fe

    • Size

      9.2MB

    • MD5

      edf07bd3ea66d2c522c9434c0aaedb42

    • SHA1

      09c8d3d9d4cfa81b6aaca1f632b5e54bd32f84ec

    • SHA256

      935ab593fe53ee7261bc8e131db83ebd9b895714683e76fe8010f04018cba7fe

    • SHA512

      d2c197cad73ce15c73820756ea0151a4a658f01b96073ead5fccbc205509f24fa2c0a734be50d181ccc2b7375d44989773def5f94013169c382f46218f837fb6

    • SSDEEP

      196608:qHyia0/zCoiSgzUfF9FFu9/GIJnF9oWFgCezDc5Eua6BTHtaPI2qr9oDGeGeJaKK:UyJ0/zCoNgzUNfE9DJF5g05EH6xMJkkc

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Possible privilege escalation attempt

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • Installs/modifies Browser Helper Object

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

File Permissions Modification

1
T1222

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Tasks