Overview

overview

10

Static

static

3

hopeless_v4.exe

windows10-2004-x64

10

hopeless_v4.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    hopeless_v4.exe
  • Size 99KB
  • Sample260721-pfvwhahb85
  • SHA256 ac747b302f101559b214097e695d0a6082929c69c0932bc832e80bba8977c640
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
bootkitdefense_evasionevasionexecutionpersistenceransomwaretrojan

Malware Config

Targets

    • Target
      hopeless_v4.exe
    • Size 99KB
    • SHA256 ac747b302f101559b214097e695d0a6082929c69c0932bc832e80bba8977c640
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    bootkitdefense_evasionevasionexecutionpersistenceransomwaretrojan

    • Modifies Windows Defender DisableAntiSpyware settings

      evasiontrojan

    • Modifies Windows Defender TamperProtection settings

      evasiontrojan

    • UAC bypass

      defense_evasiontrojan

    • Drops file in Drivers directory

    • Windows security modification

      defense_evasiontrojan

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Enumerates connected drives

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

    • Modifies boot configuration data using bcdedit

    • 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

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

4
T1562

Disable or Modify Tools

4
T1562.001

Modify Registry

6
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Tasks