Overview

overview

10

Static

static

3

Lunartemp (1).exe

windows10-2004-x64

Lunartemp (1).exe

windows11-ltsc_2024-x64

Sharing

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General

  • Target
    Lunartemp (1).exe
  • Size 771KB
  • Sample260803-jpsjvaeb89
  • SHA256 56d612e014504c96bb92429c31eb93f40938015d422b35765912ac4e6bd3755b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryexecutionpersistenceransomwaretrojan

Malware Config

Targets

    • Target
      Lunartemp (1).exe
    • Size 771KB
    • SHA256 56d612e014504c96bb92429c31eb93f40938015d422b35765912ac4e6bd3755b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionpersistenceransomwaretrojan

    • Modifies WinLogon for persistence

      persistence

    • UAC bypass

      defense_evasiontrojan

    • Disables RegEdit via registry modification

      defense_evasion

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Checks computer location settings

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

    • Executes a VBScript file via the Windows Script Host.

      execution

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

Visual Basic

1
T1059.005

Windows Command Shell

1
T1059.003

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Tasks