Overview

overview

10

Static

static

10

2024-04-26...er.exe

windows7-x64

9

2024-04-26...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-26_e182a28c3c5baa883026ff170a9cf092_cryptolocker

  • Size

    68KB

  • Sample

    240426-w7kceaae7x

  • MD5

    e182a28c3c5baa883026ff170a9cf092

  • SHA1

    70311d4923d3988eff97418c619cd677be5c440f

  • SHA256

    7679c9aa67955d4669a24c7594e73ca7ee138ad53a695a69d3b680e39eaad33d

  • SHA512

    cb5076745254b7c729a8d21138216b807873205c05f31da970127c5aaa76e09ec9d5ad3d4b542714d58d31a68cd67f08612e056c3a225da9829e0336c0fbc145

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncHUB7:1nK6a+qdOOtEvwDpj+7

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-26_e182a28c3c5baa883026ff170a9cf092_cryptolocker

    • Size

      68KB

    • MD5

      e182a28c3c5baa883026ff170a9cf092

    • SHA1

      70311d4923d3988eff97418c619cd677be5c440f

    • SHA256

      7679c9aa67955d4669a24c7594e73ca7ee138ad53a695a69d3b680e39eaad33d

    • SHA512

      cb5076745254b7c729a8d21138216b807873205c05f31da970127c5aaa76e09ec9d5ad3d4b542714d58d31a68cd67f08612e056c3a225da9829e0336c0fbc145

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncHUB7:1nK6a+qdOOtEvwDpj+7

    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