Overview

overview

10

Static

static

10

2024-03-15...er.exe

windows7-x64

9

2024-03-15...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-15_a8bd18a4a60d5dbb975712cb8849eb64_cryptolocker

  • Size

    87KB

  • Sample

    240315-fefkraaf44

  • MD5

    a8bd18a4a60d5dbb975712cb8849eb64

  • SHA1

    a5764fe84bc40bba6690fa4423a9782290d2e650

  • SHA256

    81d15b11a723d2db200c31524eda3f7ad868c86cde66d5fb78f152348a5a59be

  • SHA512

    cf157f32eb520a5bbe422cdb237947cab759710c0b325c2713ac23c0fa4b742650d37869ee19adaacd21874904ff587233a79d82c1f3b731d1cded60c5d3fcaf

  • SSDEEP

    768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtISEx:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgc

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-15_a8bd18a4a60d5dbb975712cb8849eb64_cryptolocker

    • Size

      87KB

    • MD5

      a8bd18a4a60d5dbb975712cb8849eb64

    • SHA1

      a5764fe84bc40bba6690fa4423a9782290d2e650

    • SHA256

      81d15b11a723d2db200c31524eda3f7ad868c86cde66d5fb78f152348a5a59be

    • SHA512

      cf157f32eb520a5bbe422cdb237947cab759710c0b325c2713ac23c0fa4b742650d37869ee19adaacd21874904ff587233a79d82c1f3b731d1cded60c5d3fcaf

    • SSDEEP

      768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtISEx:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgc

    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