ecf4d4bf21fafb49c4fe730018ec9231705ebcc5794efa023d9daeee9a061fdc | Triage

Sharing

General

Target

Mionoho.bin.zip
Size

59KB
Sample

210711-lmdlhxh53s
MD5

b0010b7639bdcc0c2b41627f2f4335f2
SHA1

b31cbdddd63f6fabef6d75f7430be2cb18d37929
SHA256

ecf4d4bf21fafb49c4fe730018ec9231705ebcc5794efa023d9daeee9a061fdc
SHA512

606915b210edea84a586cf5e023843f282958ecde9a21db4bd46fd18b348430d32bde495d17f759c7f336d35c7aba6c8dc1041455cc59c5e48004a4f7e0fdd55

Score

10^/10

evasion persistence ransomware trojan

Malware Config

Targets

- Target
  
  Mionoho.bin
- Size
  
  106KB
- MD5
  
  5d7a2ff61b5e65fe87f499c961330055
- SHA1
  
  5d637366e15b1e4985dc5de584aa4fb6b2e363c2
- SHA256
  
  f2f6239736c48ace45e4da7a55be36e7d4c0b4a6b756a2fd35567260f4ac9713
- SHA512
  
  1d914048023f1817545a1c5f1f9b5ae3dd563eca530a755d352ebb9a25310be7dd6aaa97a54a1dd13b928f4e543270169a3f555ab55e8845f2b6e70b088798d0
Score

10^/10

evasion persistence ransomware trojan
- Modifies WinLogon for persistence
  persistence
- Modifies security service
  evasion
- UAC bypass
  evasion trojan
- Disables RegEdit via registry modification
  evasion
- Disables Task Manager via registry modification
  evasion
- Sets file execution options in registry
  persistence
- Adds Run key to start application
  persistence
- Checks whether UAC is enabled
  evasion trojan
- Drops file in System32 directory
- Sets desktop wallpaper using registry
  ransomware
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

Tasks

static1

behavioral1

evasionpersistenceransomwaretrojan

behavioral2

evasionpersistenceransomwaretrojan