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Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_b5825d068d37773614cb9be2f98c4bc4_cryptolocker

  • Size

    94KB

  • Sample

    240521-kpfqqafc2w

  • MD5

    b5825d068d37773614cb9be2f98c4bc4

  • SHA1

    c2d138355ad4f0932b46a3169983f75979cce8fc

  • SHA256

    71866b6bcf97562dd6f51605446d130d3ca2b25d3a42dfbbf213bb3566e7aa2d

  • SHA512

    229f0f77557a43a06b1255ece5f2de5179e8ff91fb21245362a7d103ae539ddd263ef6beabf03ff1fd6c074f3071aea440c497032733c2d2f44fbde497207994

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k0:zCsanOtEvwDpjBv

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_b5825d068d37773614cb9be2f98c4bc4_cryptolocker

    • Size

      94KB

    • MD5

      b5825d068d37773614cb9be2f98c4bc4

    • SHA1

      c2d138355ad4f0932b46a3169983f75979cce8fc

    • SHA256

      71866b6bcf97562dd6f51605446d130d3ca2b25d3a42dfbbf213bb3566e7aa2d

    • SHA512

      229f0f77557a43a06b1255ece5f2de5179e8ff91fb21245362a7d103ae539ddd263ef6beabf03ff1fd6c074f3071aea440c497032733c2d2f44fbde497207994

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k0:zCsanOtEvwDpjBv

    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