Overview

overview

8

Static

static

3

AngryVirus.exe

windows10-ltsc_2021-x64

8

AngryVirus.exe

windows10-2004-x64

AngryVirus.exe

windows11-21h2-x64

AngryVirus.exe

windows11-ltsc_2024-x64

3

Sharing

Copy URL Twitter E-mail

General

  • Target
    AngryVirus.exe
  • Size 482KB
  • Sample261024-svkwmacv3k
  • SHA256 b6dac480e4c7f15e8de6633ee9b52b3bda0b6b2f1897a76ddb4ab0ffb76b2588
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
bootkitdefense_evasiondiscoveryexecutionpersistence

Malware Config

Targets

    • Target
      AngryVirus.exe
    • Size 482KB
    • SHA256 b6dac480e4c7f15e8de6633ee9b52b3bda0b6b2f1897a76ddb4ab0ffb76b2588
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    bootkitdefense_evasiondiscoveryexecutionpersistence

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

      defense_evasion

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Indicator Removal

1
T1070

Clear Windows Event Logs

1
T1070.001

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

5
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks