Overview

overview

10

Static

static

10

2024-05-24...er.exe

windows7-x64

9

2024-05-24...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-24_a36fa9239b0a063730e29b862865f4a7_cryptolocker

  • Size

    91KB

  • Sample

    240524-egln4scb95

  • MD5

    a36fa9239b0a063730e29b862865f4a7

  • SHA1

    5daf736fa89360066b6a2f21c89b3c69353eb423

  • SHA256

    4e864f907f3e4c290193a59c76f3ce9c1340c831a2b28cb6e3539e4146476ce0

  • SHA512

    0602e0aeb54562bea5a80326cb8d8143c8753a237ea6a0a34f6d12f25fe4c3f81978ff31aea63ea20161974fd4d69f27a8e2ca2b2adc082c24c62755d25f5247

  • SSDEEP

    1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/D+:n6a+1SEOtEvwDpjYYvQd2P5

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-24_a36fa9239b0a063730e29b862865f4a7_cryptolocker

    • Size

      91KB

    • MD5

      a36fa9239b0a063730e29b862865f4a7

    • SHA1

      5daf736fa89360066b6a2f21c89b3c69353eb423

    • SHA256

      4e864f907f3e4c290193a59c76f3ce9c1340c831a2b28cb6e3539e4146476ce0

    • SHA512

      0602e0aeb54562bea5a80326cb8d8143c8753a237ea6a0a34f6d12f25fe4c3f81978ff31aea63ea20161974fd4d69f27a8e2ca2b2adc082c24c62755d25f5247

    • SSDEEP

      1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/D+:n6a+1SEOtEvwDpjYYvQd2P5

    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 Enterprise v15

Tasks