Overview

overview

10

Static

static

10

2024-02-21...er.exe

windows7-x64

9

2024-02-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-21_2019f2e5a5fa9f4404ba54f0a598f3e8_cryptolocker

  • Size

    35KB

  • Sample

    240221-qqccksfh3s

  • MD5

    2019f2e5a5fa9f4404ba54f0a598f3e8

  • SHA1

    4ed241d8e8a08c1b53109c070c5a3f0bfcbdaab0

  • SHA256

    6a95c6c553bc16476627f6573881b2742751be248371c242e58abb1acb462fed

  • SHA512

    1c99a98c7cffd5bb043f0459ac8e47037a465c493b30e92c7d69c8ecc2c62885ac25274bb19e04651f7efb37b975dd126c8fec3764ef9226c6227303744bf70c

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5ax+h:qUmnpomddpMOtEvwDpjjaYac

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-21_2019f2e5a5fa9f4404ba54f0a598f3e8_cryptolocker

    • Size

      35KB

    • MD5

      2019f2e5a5fa9f4404ba54f0a598f3e8

    • SHA1

      4ed241d8e8a08c1b53109c070c5a3f0bfcbdaab0

    • SHA256

      6a95c6c553bc16476627f6573881b2742751be248371c242e58abb1acb462fed

    • SHA512

      1c99a98c7cffd5bb043f0459ac8e47037a465c493b30e92c7d69c8ecc2c62885ac25274bb19e04651f7efb37b975dd126c8fec3764ef9226c6227303744bf70c

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5ax+h:qUmnpomddpMOtEvwDpjjaYac

    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