Overview

overview

8

Static

static

just your ...le.exe

windows7-x64

1

just your ...le.exe

windows10-2004-x64

8

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General

  • Target

    just your average executable.exe

  • Size

    39.6MB

  • Sample

    221206-ccg41sba5s

  • MD5

    c4a04acc0b0133787d58d91338b35556

  • SHA1

    308d43a455d578e7305293ff01174ba39884a1f1

  • SHA256

    e0e50205f43a14048bf22c8442fa55a0467b828529e78a4927a6b39a35c6a947

  • SHA512

    2f81114158c1deaffb2a79462d1f8d32fad6ed8e4a6ad0a7d7aa243a6ef06e90c3f0b88325fb70f27f7d02cbdd1d6d6281b9373f0c813fb981757cfd3b7ef767

  • SSDEEP

    786432:1QQ+DLvsiBiFOMCdQCKiK/yRtlO1kXxFkA0mRoe653PDlTmJ46qShdKG543yMF:GQcv6NKpbtllXxKLmee653PRqDrKG5u5

Score
8/10
bootkitpersistenceransomware

Malware Config

Targets

    • Target

      just your average executable.exe

    • Size

      39.6MB

    • MD5

      c4a04acc0b0133787d58d91338b35556

    • SHA1

      308d43a455d578e7305293ff01174ba39884a1f1

    • SHA256

      e0e50205f43a14048bf22c8442fa55a0467b828529e78a4927a6b39a35c6a947

    • SHA512

      2f81114158c1deaffb2a79462d1f8d32fad6ed8e4a6ad0a7d7aa243a6ef06e90c3f0b88325fb70f27f7d02cbdd1d6d6281b9373f0c813fb981757cfd3b7ef767

    • SSDEEP

      786432:1QQ+DLvsiBiFOMCdQCKiK/yRtlO1kXxFkA0mRoe653PDlTmJ46qShdKG543yMF:GQcv6NKpbtllXxKLmee653PRqDrKG5u5

    Score
    8/10
    bootkitpersistenceransomware

    • Executes dropped EXE

    • Sets file execution options in registry

      persistence

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Tasks