Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_71c8dd7c59b6a60ed8c11913f0e12c5b_cryptolocker

  • Size

    90KB

  • Sample

    240523-zyf56sge5v

  • MD5

    71c8dd7c59b6a60ed8c11913f0e12c5b

  • SHA1

    56a4b0aeaffe392b2b66a045492b9481642e828d

  • SHA256

    aba4c8f78e32d318d674c0de1c1db63c57a4f06ef729d1125852bbd01d435ce2

  • SHA512

    39a4e8f7d6473e84e1d130ca3688b656a1afaaae0a5119cccea8ec77be297f78541b77d6fc493f8530ace087d76e2c25c15a7e022467a876240a38cf42e484ad

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgIi5:AnBdOOtEvwDpj6zH

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_71c8dd7c59b6a60ed8c11913f0e12c5b_cryptolocker

    • Size

      90KB

    • MD5

      71c8dd7c59b6a60ed8c11913f0e12c5b

    • SHA1

      56a4b0aeaffe392b2b66a045492b9481642e828d

    • SHA256

      aba4c8f78e32d318d674c0de1c1db63c57a4f06ef729d1125852bbd01d435ce2

    • SHA512

      39a4e8f7d6473e84e1d130ca3688b656a1afaaae0a5119cccea8ec77be297f78541b77d6fc493f8530ace087d76e2c25c15a7e022467a876240a38cf42e484ad

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgIi5:AnBdOOtEvwDpj6zH

    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