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Overview

overview

Static

static

2024-02-28...er.exe

windows7-x64

9

2024-02-28...er.exe

windows10-2004-x64

9

Sharing

General

Target

2024-02-28_0f31a4c7325bf3d0f69e963646f250be_cryptolocker
Size

47KB
Sample

240228-y79neach7y
MD5

0f31a4c7325bf3d0f69e963646f250be
SHA1

975185ec71c9dc12dc2ca1019940d5d2704bb52c
SHA256

ce3a38d2f2acd97ca277f95d595b095a1fd9255a925bd07e8fce9dec96d35c70
SHA512

1c20eab3ac7ea3d279d24d17b80c7d175917c8ffdc5e87c5b8636e3b944bfdb69751961be7d8c1ca4a92749ebfd2362e98fa81aad260673cd7d17afce23465b3
SSDEEP

768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05W2Mo2pZ:qmbhXDmjr5MOtEvwDpj5cDtKkQZQE

Score

10^/10

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

2024-02-28_0f31a4c7325bf3d0f69e963646f250be_cryptolocker.exe

Resource

win7-20240221-en

windows7-x64

7 signatures

150 seconds

Behavioral task

behavioral2

Sample

2024-02-28_0f31a4c7325bf3d0f69e963646f250be_cryptolocker.exe

Resource

win10v2004-20240226-en

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  2024-02-28_0f31a4c7325bf3d0f69e963646f250be_cryptolocker
- Size
  
  47KB
- MD5
  
  0f31a4c7325bf3d0f69e963646f250be
- SHA1
  
  975185ec71c9dc12dc2ca1019940d5d2704bb52c
- SHA256
  
  ce3a38d2f2acd97ca277f95d595b095a1fd9255a925bd07e8fce9dec96d35c70
- SHA512
  
  1c20eab3ac7ea3d279d24d17b80c7d175917c8ffdc5e87c5b8636e3b944bfdb69751961be7d8c1ca4a92749ebfd2362e98fa81aad260673cd7d17afce23465b3
- SSDEEP
  
  768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05W2Mo2pZ:qmbhXDmjr5MOtEvwDpj5cDtKkQZQE
Score

9^/10
- Detection of CryptoLocker Variants
- Detection of Cryptolocker Samples
- UPX dump on OEP (original entry point)
- 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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