Overview

overview

10

Static

static

10

2024-04-20...er.exe

windows7-x64

9

2024-04-20...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-20_40434d9126d558c8459e0696876bfa6e_cryptolocker

  • Size

    102KB

  • Sample

    240420-1a5z3aah8t

  • MD5

    40434d9126d558c8459e0696876bfa6e

  • SHA1

    f58998974d86a687fda8058569185496845c5811

  • SHA256

    5a9c2c88210993d18866d1b5cca32ce6ed94856941547286e6f2f2b6b2d74df9

  • SHA512

    f3db7f92fc407994ff847279d1918f8440c58a1c430d3daf4ebf907154ab0158ef98ffb2ea0dc44fcd3595988f11c351db3ee9453e8d6c0d3488d0780d18ffea

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpwqWsviPeBS:AnBdOOtEvwDpj6zp

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-20_40434d9126d558c8459e0696876bfa6e_cryptolocker

    • Size

      102KB

    • MD5

      40434d9126d558c8459e0696876bfa6e

    • SHA1

      f58998974d86a687fda8058569185496845c5811

    • SHA256

      5a9c2c88210993d18866d1b5cca32ce6ed94856941547286e6f2f2b6b2d74df9

    • SHA512

      f3db7f92fc407994ff847279d1918f8440c58a1c430d3daf4ebf907154ab0158ef98ffb2ea0dc44fcd3595988f11c351db3ee9453e8d6c0d3488d0780d18ffea

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpwqWsviPeBS:AnBdOOtEvwDpj6zp

    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