Overview

overview

10

Static

static

4

plikan.exe

windows10-2004-x64

10

plikan.exe

windows11-ltsc_2024-x64

7

Sharing

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General

  • Target
    plikan.exe
  • Size 2.4MB
  • Sample260620-xf997agy8j
  • SHA256 66ed1a3ba95e7e55d74ff600cf62feb38704e2aa2b344d9ad08143d98383e22d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
costuradefense_evasiondiscoveryexecutionimpactpackerpersistenceransomware

Malware Config

Targets

    • Target
      plikan.exe
    • Size 2.4MB
    • SHA256 66ed1a3ba95e7e55d74ff600cf62feb38704e2aa2b344d9ad08143d98383e22d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    costuradefense_evasiondiscoveryexecutionimpactpackerpersistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Adds policy Run key to start application

      persistence

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Checks computer location settings

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

    • Creates new service(s)

      persistenceexecution

    • Disables service(s)

      defense_evasionexecution

    • Executes dropped EXE

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

System Services

2
T1569

Service Execution

2
T1569.002

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Image File Execution Options Injection

1
T1546.012

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Image File Execution Options Injection

1
T1546.012

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Direct Volume Access

1
T1006

File and Directory Permissions Modification

1
T1222

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

2
T1490

Service Stop

1
T1489

Tasks