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_713a5260b3a2c773c0f2ed212f211cae_cryptolocker

  • Size

    97KB

  • Sample

    240521-s5dv3aaf84

  • MD5

    713a5260b3a2c773c0f2ed212f211cae

  • SHA1

    e7217636b43f6ef03b7ac870bd63dc37f3427745

  • SHA256

    7932b1f55477751237688481e1b73656eaf12888e58fab9c109ce872b5ba9482

  • SHA512

    444ed0c366f603110c2fdcdd9f12951deb7848feee75383778f72849d5ddb386e6f3669352bdc00dc62a4ea520f9f7440a2dc37961db800751b960ec2179ceed

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01F:AnBdOOtEvwDpj6zn

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_713a5260b3a2c773c0f2ed212f211cae_cryptolocker

    • Size

      97KB

    • MD5

      713a5260b3a2c773c0f2ed212f211cae

    • SHA1

      e7217636b43f6ef03b7ac870bd63dc37f3427745

    • SHA256

      7932b1f55477751237688481e1b73656eaf12888e58fab9c109ce872b5ba9482

    • SHA512

      444ed0c366f603110c2fdcdd9f12951deb7848feee75383778f72849d5ddb386e6f3669352bdc00dc62a4ea520f9f7440a2dc37961db800751b960ec2179ceed

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01F:AnBdOOtEvwDpj6zn

    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