Overview

overview

10

Static

static

10

2024-03-28...er.exe

windows7-x64

9

2024-03-28...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-28_a105bfbdad3761df68181e39706828c2_cryptolocker

  • Size

    88KB

  • Sample

    240328-ffmepaca64

  • MD5

    a105bfbdad3761df68181e39706828c2

  • SHA1

    e31f6e7a9aaf23cdba607674fdd82b9e352cef18

  • SHA256

    92e6e4beda1a025b58cda74b25a3d004e0bf1efff98742ada0ad830bb9563725

  • SHA512

    8fb62f875a6c250e88d08b3cc44002c9ddd2ffbfef60d22a0690df0350906e9fed9179d432817b68b68d51954356d6c80c2a00089b5f7bbead180f43cbe92502

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg8Wo:AnBdOOtEvwDpj6zg

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-28_a105bfbdad3761df68181e39706828c2_cryptolocker

    • Size

      88KB

    • MD5

      a105bfbdad3761df68181e39706828c2

    • SHA1

      e31f6e7a9aaf23cdba607674fdd82b9e352cef18

    • SHA256

      92e6e4beda1a025b58cda74b25a3d004e0bf1efff98742ada0ad830bb9563725

    • SHA512

      8fb62f875a6c250e88d08b3cc44002c9ddd2ffbfef60d22a0690df0350906e9fed9179d432817b68b68d51954356d6c80c2a00089b5f7bbead180f43cbe92502

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg8Wo:AnBdOOtEvwDpj6zg

    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