Overview

overview

10

Static

static

10

2024-02-03...er.exe

windows7-x64

9

2024-02-03...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-03_459074cb5a682702d5e7ffe38884180b_cryptolocker

  • Size

    104KB

  • Sample

    240203-pk5aqsbcek

  • MD5

    459074cb5a682702d5e7ffe38884180b

  • SHA1

    b543aa9f3853a514ed8e3cba83bd3d09239f7741

  • SHA256

    7f4f87fdd36a4ba65c307bbe6092741db70709fbe88cbc6579ab04801406a8b8

  • SHA512

    00fe916040d04282358a2f266817374bed328618b395d2d3be580d97b9b13cab96d4331c69315dc87b00d12594096929be5280887479bb82db0a4b5686b962aa

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksW:1nK6a+qdOOtEvwDpjW

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-03_459074cb5a682702d5e7ffe38884180b_cryptolocker

    • Size

      104KB

    • MD5

      459074cb5a682702d5e7ffe38884180b

    • SHA1

      b543aa9f3853a514ed8e3cba83bd3d09239f7741

    • SHA256

      7f4f87fdd36a4ba65c307bbe6092741db70709fbe88cbc6579ab04801406a8b8

    • SHA512

      00fe916040d04282358a2f266817374bed328618b395d2d3be580d97b9b13cab96d4331c69315dc87b00d12594096929be5280887479bb82db0a4b5686b962aa

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksW:1nK6a+qdOOtEvwDpjW

    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