Overview

overview

10

Static

static

10

2024-04-30...er.exe

windows7-x64

9

2024-04-30...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-30_58bf2d676c091ddda48478c685c517bf_cryptolocker

  • Size

    55KB

  • Sample

    240430-vcye4sda37

  • MD5

    58bf2d676c091ddda48478c685c517bf

  • SHA1

    a453c2ff125b566fa125f94a399fa7df298b9122

  • SHA256

    5b2986c639b3fb7a0cf2cb01d8a747c953aa664665a9be7997f9071672d8aede

  • SHA512

    b9991ec1c964a3d1687733777db9c6e7a9664bce4c057958290a1f3684ff4ac305e0cbb585804011ae794425fcf68e94f7a98970065d0171ca2e369a9fb77760

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+P:bP9g/xtCS3Dxx0JP

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-30_58bf2d676c091ddda48478c685c517bf_cryptolocker

    • Size

      55KB

    • MD5

      58bf2d676c091ddda48478c685c517bf

    • SHA1

      a453c2ff125b566fa125f94a399fa7df298b9122

    • SHA256

      5b2986c639b3fb7a0cf2cb01d8a747c953aa664665a9be7997f9071672d8aede

    • SHA512

      b9991ec1c964a3d1687733777db9c6e7a9664bce4c057958290a1f3684ff4ac305e0cbb585804011ae794425fcf68e94f7a98970065d0171ca2e369a9fb77760

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+P:bP9g/xtCS3Dxx0JP

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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