Overview

overview

10

Static

static

10

2024-01-26...er.exe

windows7-x64

9

2024-01-26...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-01-26_1d1ac70b18908f08a32cc8bf85e4a253_cryptolocker

  • Size

    95KB

  • Sample

    240126-a28l6abgdl

  • MD5

    1d1ac70b18908f08a32cc8bf85e4a253

  • SHA1

    f8a72df89da461f4f0b6470b0cbbf941765c5025

  • SHA256

    9e3b15abdbc7af93aba93f6ad5232ee5c0e2e1b618abe16bbcc32f1e76c27ba8

  • SHA512

    d3ae332a6f19e94bfad24ef9bf98f209ae4558539d53c2530509380b0ca1ec645ba7ada37e761284fecc1c92a23d60584fda04fcaa1519ceea13ad1f5fa15c31

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01hs:AnBdOOtEvwDpj6zo

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-26_1d1ac70b18908f08a32cc8bf85e4a253_cryptolocker

    • Size

      95KB

    • MD5

      1d1ac70b18908f08a32cc8bf85e4a253

    • SHA1

      f8a72df89da461f4f0b6470b0cbbf941765c5025

    • SHA256

      9e3b15abdbc7af93aba93f6ad5232ee5c0e2e1b618abe16bbcc32f1e76c27ba8

    • SHA512

      d3ae332a6f19e94bfad24ef9bf98f209ae4558539d53c2530509380b0ca1ec645ba7ada37e761284fecc1c92a23d60584fda04fcaa1519ceea13ad1f5fa15c31

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01hs:AnBdOOtEvwDpj6zo

    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