28102c603bd4672f3a68527a542c10706a0a8e1bd9ae10b278c04d63a99c05fe | Triage

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Overview

overview

Static

static

2024-03-26...er.exe

windows7-x64

9

2024-03-26...er.exe

windows10-2004-x64

9

Sharing

General

Target

2024-03-26_4430f18f0c76b535a24c9cfd3273eee5_cryptolocker
Size

36KB
Sample

240326-3g4rpaeg74
MD5

4430f18f0c76b535a24c9cfd3273eee5
SHA1

8252c3c212f74034bca50717caa9fe30b7a944b8
SHA256

28102c603bd4672f3a68527a542c10706a0a8e1bd9ae10b278c04d63a99c05fe
SHA512

3e29371a0d1b82accdf06696019a042a0474202319d3b1d679cd33ab6fa0635070997c2c310e251fd9160ae34b81576bfcdcdc4b18dba2508aa41bf02778d333
SSDEEP

768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/Dpk/:qDdFJy3QMOtEvwDpjjWMlU

Score

10^/10

upx

Static task

static1

5 signatures

Behavioral task

behavioral1

Sample

2024-03-26_4430f18f0c76b535a24c9cfd3273eee5_cryptolocker.exe

Resource

win7-20231129-en

windows7-x64

8 signatures

150 seconds

Behavioral task

behavioral2

Sample

2024-03-26_4430f18f0c76b535a24c9cfd3273eee5_cryptolocker.exe

Resource

win10v2004-20240226-en

windows10-2004-x64

8 signatures

150 seconds

Malware Config

Targets

- Target
  
  2024-03-26_4430f18f0c76b535a24c9cfd3273eee5_cryptolocker
- Size
  
  36KB
- MD5
  
  4430f18f0c76b535a24c9cfd3273eee5
- SHA1
  
  8252c3c212f74034bca50717caa9fe30b7a944b8
- SHA256
  
  28102c603bd4672f3a68527a542c10706a0a8e1bd9ae10b278c04d63a99c05fe
- SHA512
  
  3e29371a0d1b82accdf06696019a042a0474202319d3b1d679cd33ab6fa0635070997c2c310e251fd9160ae34b81576bfcdcdc4b18dba2508aa41bf02778d333
- SSDEEP
  
  768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/Dpk/:qDdFJy3QMOtEvwDpjjWMlU
Score

9^/10

upx
- 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
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
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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