Overview

overview

8

Static

static

db5101650f...c0.exe

windows7-x64

8

db5101650f...c0.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    db5101650f4f671ff6c8e9d1525cb5df0d5b034f3ef91f448511f7fda06614c0

  • Size

    322KB

  • Sample

    221125-qjk15sdg7z

  • MD5

    b6771b11f7aa2e739501488355d8326a

  • SHA1

    5c5870b25a4211f2cc853f788f8bbb4ad71e4072

  • SHA256

    db5101650f4f671ff6c8e9d1525cb5df0d5b034f3ef91f448511f7fda06614c0

  • SHA512

    584fa09bf588ade4739ba8578d5cd0022331c91f388c81bf27c9480117db0cd43e0191ca15f396cb8aa94cbfd4ee58e2123043d5fae150fce8bacca26d506ff6

  • SSDEEP

    6144:Bz+92mhAMJ/cPl3i8/G9AKQ3SRGFLuT0bxDBgD9lkC06BAOMg9lDOV:BK2mhAMJ/cPlJGdQ3SRMLugbxuDzVnLi

Score
8/10
bootkitpersistence

Malware Config

Targets

    • Target

      db5101650f4f671ff6c8e9d1525cb5df0d5b034f3ef91f448511f7fda06614c0

    • Size

      322KB

    • MD5

      b6771b11f7aa2e739501488355d8326a

    • SHA1

      5c5870b25a4211f2cc853f788f8bbb4ad71e4072

    • SHA256

      db5101650f4f671ff6c8e9d1525cb5df0d5b034f3ef91f448511f7fda06614c0

    • SHA512

      584fa09bf588ade4739ba8578d5cd0022331c91f388c81bf27c9480117db0cd43e0191ca15f396cb8aa94cbfd4ee58e2123043d5fae150fce8bacca26d506ff6

    • SSDEEP

      6144:Bz+92mhAMJ/cPl3i8/G9AKQ3SRGFLuT0bxDBgD9lkC06BAOMg9lDOV:BK2mhAMJ/cPlJGdQ3SRMLugbxuDzVnLi

    Score
    8/10
    bootkitpersistence

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks