Overview

overview

10

Static

static

1

2.png

windows10-2004-x64

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General

  • Target
    2.PNG
  • Size 54KB
  • Sample240302-q4slqaec47
  • SHA256 130835c986bfbef4409e5a5514f95a4550202b578627429d16abcf087fb07eab
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
evasionpersistenceransomwaretrojan

Malware Config

Targets

    • Target
      2.PNG
    • Size 54KB
    • SHA256 130835c986bfbef4409e5a5514f95a4550202b578627429d16abcf087fb07eab
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    evasionpersistenceransomwaretrojan

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • UAC bypass

      evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Downloads MZ/PE file

    • Modifies Windows Firewall

      evasion

    • Sets file execution options in registry

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

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

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

3
T1490

Tasks