babuk | ec81f7109626235ef8936707f33ed435cb5948bc60838e32e28e089331726618 | Triage

Sharing

General

Target

2024-09-04_37824a91b2270cb6650324a20d507172_babuk_destroyer
Size

79KB
Sample

240904-at3qyasemh
MD5

37824a91b2270cb6650324a20d507172
SHA1

2c3f4af881e40024542f8297bca4c7b7d78054b9
SHA256

ec81f7109626235ef8936707f33ed435cb5948bc60838e32e28e089331726618
SHA512

7487ed355a4f7cc7625034d9b86a3b3691003cfea3b1c4a2c318ceb115c2011dcbcbd5e19d248f51e895f555633903c60926af5387ba493c9ba22b22cf31022c
SSDEEP

1536:PJkWBeGovEb+srQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2vsf0:DBeJs+srQLOJgY8Zp8LHD4XWaNH71dLH

Score

10^/10

babuk defense_evasion discovery execution impact ransomware

Malware Config

Targets

- Target
  
  2024-09-04_37824a91b2270cb6650324a20d507172_babuk_destroyer
- Size
  
  79KB
- MD5
  
  37824a91b2270cb6650324a20d507172
- SHA1
  
  2c3f4af881e40024542f8297bca4c7b7d78054b9
- SHA256
  
  ec81f7109626235ef8936707f33ed435cb5948bc60838e32e28e089331726618
- SHA512
  
  7487ed355a4f7cc7625034d9b86a3b3691003cfea3b1c4a2c318ceb115c2011dcbcbd5e19d248f51e895f555633903c60926af5387ba493c9ba22b22cf31022c
- SSDEEP
  
  1536:PJkWBeGovEb+srQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2vsf0:DBeJs+srQLOJgY8Zp8LHD4XWaNH71dLH
Score

10^/10

babuk defense_evasion discovery execution impact ransomware
- Babuk Locker
  RaaS first seen in 2021 initially called Vasa Locker.
  ransomware babuk
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Renames multiple (217) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

Persistence

Privilege Escalation

Defense Evasion

Direct Volume Access

Indicator Removal

File Deletion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

babukdefense_evasiondiscoveryexecutionimpactransomware

behavioral2

babukdefense_evasiondiscoveryexecutionimpactransomware