Overview

overview

10

Static

static

10

2024-02-28...er.exe

windows7-x64

9

2024-02-28...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_cryptolocker

  • Size

    68KB

  • Sample

    240228-gxfh5sda69

  • MD5

    3a09aa164ac5e2ecae079f170e6d49fc

  • SHA1

    4d93ce4069fe8b44f366a8d28414ef7848b4e48e

  • SHA256

    2d7f75667e181cd750445c565c3481686b89c61275b51e8610624bc7f998ef7d

  • SHA512

    d2f335af72e78bbe5d144a89e5c3c18845a3694c3e48e06088c5551d39dcc785d0f7bc4f6f56c27bbe000618764defb2e5d7f12d623e8e16efaa62b13abcaed1

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBT:z6a+CdOOtEvwDpjQB

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_cryptolocker

    • Size

      68KB

    • MD5

      3a09aa164ac5e2ecae079f170e6d49fc

    • SHA1

      4d93ce4069fe8b44f366a8d28414ef7848b4e48e

    • SHA256

      2d7f75667e181cd750445c565c3481686b89c61275b51e8610624bc7f998ef7d

    • SHA512

      d2f335af72e78bbe5d144a89e5c3c18845a3694c3e48e06088c5551d39dcc785d0f7bc4f6f56c27bbe000618764defb2e5d7f12d623e8e16efaa62b13abcaed1

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBT:z6a+CdOOtEvwDpjQB

    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