644f380be34849e40b8856477f5b1911bb8dfe5a90d51157966c9dc6138d8b33 | Triage

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Overview

overview

Static

static

2024-03-08...er.exe

windows7-x64

9

2024-03-08...er.exe

windows10-2004-x64

9

Sharing

General

Target

2024-03-08_2f4fde435ab3989498b1da032c4e6115_cryptolocker
Size

387KB
Sample

240308-yynpksfb47
MD5

2f4fde435ab3989498b1da032c4e6115
SHA1

8bf50b8d9fadf32e1b7b5c5bc41555943dc57ac7
SHA256

644f380be34849e40b8856477f5b1911bb8dfe5a90d51157966c9dc6138d8b33
SHA512

3d756669a613f4a567690581fb433354835243535f17af8981c3ef4549fe557956b1300263ac881cda7209219844ae1cd67356b0106fdf602f5c66e583acd0c9
SSDEEP

6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzX1:nnOflT/ZFIjBz3xjTxynGUOUhX1

Score

10^/10

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

2024-03-08_2f4fde435ab3989498b1da032c4e6115_cryptolocker.exe

Resource

win7-20240221-en

windows7-x64

5 signatures

150 seconds

Behavioral task

behavioral2

Sample

2024-03-08_2f4fde435ab3989498b1da032c4e6115_cryptolocker.exe

Resource

win10v2004-20240226-en

windows10-2004-x64

5 signatures

150 seconds

Malware Config

Targets

- Target
  
  2024-03-08_2f4fde435ab3989498b1da032c4e6115_cryptolocker
- Size
  
  387KB
- MD5
  
  2f4fde435ab3989498b1da032c4e6115
- SHA1
  
  8bf50b8d9fadf32e1b7b5c5bc41555943dc57ac7
- SHA256
  
  644f380be34849e40b8856477f5b1911bb8dfe5a90d51157966c9dc6138d8b33
- SHA512
  
  3d756669a613f4a567690581fb433354835243535f17af8981c3ef4549fe557956b1300263ac881cda7209219844ae1cd67356b0106fdf602f5c66e583acd0c9
- SSDEEP
  
  6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzX1:nnOflT/ZFIjBz3xjTxynGUOUhX1
Score

9^/10
- Detection of CryptoLocker Variants
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2

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