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Overview

overview

Static

static

2024-05-31...er.exe

windows7-x64

9

2024-05-31...er.exe

windows10-2004-x64

9

Sharing

General

Target

2024-05-31_ae1dfcd2d38fda1bdc94bcedfee7e614_cryptolocker
Size

58KB
Sample

240531-2s8z4sgd91
MD5

ae1dfcd2d38fda1bdc94bcedfee7e614
SHA1

3a0a4c490db6ffdba5713a002d57e5927f0b47ff
SHA256

d79fae76985b790dd78a94b164f26586ca065bc6d1d2720012b940d101d1801e
SHA512

affb929482e93f8f9390380dfff77bae7327d6e59a0731ca573a86cd0580af302fe936e6afb0111e5553c563af5b434c1378bbceb881254119045ab49c69ef93
SSDEEP

1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6Impy7:BbdDmjr+OtEvwDpjMY

Score

10^/10

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

2024-05-31_ae1dfcd2d38fda1bdc94bcedfee7e614_cryptolocker.exe

Resource

win7-20231129-en

windows7-x64

7 signatures

150 seconds

Behavioral task

behavioral2

Sample

2024-05-31_ae1dfcd2d38fda1bdc94bcedfee7e614_cryptolocker.exe

Resource

win10v2004-20240426-en

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  2024-05-31_ae1dfcd2d38fda1bdc94bcedfee7e614_cryptolocker
- Size
  
  58KB
- MD5
  
  ae1dfcd2d38fda1bdc94bcedfee7e614
- SHA1
  
  3a0a4c490db6ffdba5713a002d57e5927f0b47ff
- SHA256
  
  d79fae76985b790dd78a94b164f26586ca065bc6d1d2720012b940d101d1801e
- SHA512
  
  affb929482e93f8f9390380dfff77bae7327d6e59a0731ca573a86cd0580af302fe936e6afb0111e5553c563af5b434c1378bbceb881254119045ab49c69ef93
- SSDEEP
  
  1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6Impy7:BbdDmjr+OtEvwDpjMY
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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