Overview

overview

10

Static

static

10

2024-05-11...er.exe

windows7-x64

9

2024-05-11...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-11_a081cde8ab04a1f61f48cbdf9b993a65_cryptolocker

  • Size

    72KB

  • Sample

    240511-fnwnbshd34

  • MD5

    a081cde8ab04a1f61f48cbdf9b993a65

  • SHA1

    1a534afd4312808507ddc3a91206e3f6ee2d825a

  • SHA256

    d83c535e776afce2da92843fc0542ffeb8c6322d297e7eeb8a089d2c2d74f067

  • SHA512

    13e03a451d274dd26cf2eba1b89b66060ade32c4348407dc7da8fccf49fe0c95ae96a356f921ffa8d96bb3ad9aa2232063cf3d36629833fb05fde4db4626eeee

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9n:C4Q2c94OtEvwDpj4H8zq

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-11_a081cde8ab04a1f61f48cbdf9b993a65_cryptolocker

    • Size

      72KB

    • MD5

      a081cde8ab04a1f61f48cbdf9b993a65

    • SHA1

      1a534afd4312808507ddc3a91206e3f6ee2d825a

    • SHA256

      d83c535e776afce2da92843fc0542ffeb8c6322d297e7eeb8a089d2c2d74f067

    • SHA512

      13e03a451d274dd26cf2eba1b89b66060ade32c4348407dc7da8fccf49fe0c95ae96a356f921ffa8d96bb3ad9aa2232063cf3d36629833fb05fde4db4626eeee

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9n:C4Q2c94OtEvwDpj4H8zq

    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