Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-21_8473ea94adbec71499d353f8a840e402_cryptolocker

  • Size

    91KB

  • Sample

    240521-s64g4sah61

  • MD5

    8473ea94adbec71499d353f8a840e402

  • SHA1

    aebfebc2345b21456403488382bc1ef251f16258

  • SHA256

    2409ebccaaa4263de224f3634969432db1ed5fbee3181cd42a8de730ac4536ea

  • SHA512

    243ddf4977798b95ba1ba80bcf3734a7d7aa11c3687e0356a354ebaca72a26ce17e4b35e78fac3061f80d9b96fe06396ae4b73942d71b76b30dead9935e7b108

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddg:AnBdOOtEvwDpj6zk

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_8473ea94adbec71499d353f8a840e402_cryptolocker

    • Size

      91KB

    • MD5

      8473ea94adbec71499d353f8a840e402

    • SHA1

      aebfebc2345b21456403488382bc1ef251f16258

    • SHA256

      2409ebccaaa4263de224f3634969432db1ed5fbee3181cd42a8de730ac4536ea

    • SHA512

      243ddf4977798b95ba1ba80bcf3734a7d7aa11c3687e0356a354ebaca72a26ce17e4b35e78fac3061f80d9b96fe06396ae4b73942d71b76b30dead9935e7b108

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddg:AnBdOOtEvwDpj6zk

    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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks