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Overview

overview

10

Static

static

10

2024-03-27...er.exe

windows7-x64

9

2024-03-27...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-27_f23741f0ee2f9ea1991d62b51730e2b2_cryptolocker

  • Size

    149KB

  • Sample

    240327-eyhc1scf44

  • MD5

    f23741f0ee2f9ea1991d62b51730e2b2

  • SHA1

    d2c6e1b6ff239a4053472f169b1c99e532c943ec

  • SHA256

    939173135ec998c4a7d9381707ecdb3d956eedaa95f687b342e3d4191042978f

  • SHA512

    3e4398783ec48eb9bb12352cd26d8b916d77900e6e246be1cb34f881438155eae1825e38c049061f38afb51ff8afda215019dc4c8220ae57a341660dbc746ab9

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2i:z6a+CdOOtEvwDpjczh

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-27_f23741f0ee2f9ea1991d62b51730e2b2_cryptolocker

    • Size

      149KB

    • MD5

      f23741f0ee2f9ea1991d62b51730e2b2

    • SHA1

      d2c6e1b6ff239a4053472f169b1c99e532c943ec

    • SHA256

      939173135ec998c4a7d9381707ecdb3d956eedaa95f687b342e3d4191042978f

    • SHA512

      3e4398783ec48eb9bb12352cd26d8b916d77900e6e246be1cb34f881438155eae1825e38c049061f38afb51ff8afda215019dc4c8220ae57a341660dbc746ab9

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2i:z6a+CdOOtEvwDpjczh

    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