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Overview

overview

10

Static

static

10

2024-02-23...er.exe

windows7-x64

9

2024-02-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-23_f2c0f87a1dd3f5de9e578b3c1d19c8c1_cryptolocker

  • Size

    98KB

  • Sample

    240223-fekvgabb41

  • MD5

    f2c0f87a1dd3f5de9e578b3c1d19c8c1

  • SHA1

    818d49bd89b2ef1e2052f3d366e4acb444b03747

  • SHA256

    aadf2e27bdc69f66741ad71f8b1fe8f864a842077dc42b671e234e8dbb289d88

  • SHA512

    3ba73559523b676d1e4f674e2db76bd1a1cb5db5ffc07d45dbb2dc89f9406d6fc7592a2158974bd65a1f054906806a946144f2ac345ed3070d488ee541d576e2

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpwqWsviPGF26:AnBdOOtEvwDpj6zP6

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-23_f2c0f87a1dd3f5de9e578b3c1d19c8c1_cryptolocker

    • Size

      98KB

    • MD5

      f2c0f87a1dd3f5de9e578b3c1d19c8c1

    • SHA1

      818d49bd89b2ef1e2052f3d366e4acb444b03747

    • SHA256

      aadf2e27bdc69f66741ad71f8b1fe8f864a842077dc42b671e234e8dbb289d88

    • SHA512

      3ba73559523b676d1e4f674e2db76bd1a1cb5db5ffc07d45dbb2dc89f9406d6fc7592a2158974bd65a1f054906806a946144f2ac345ed3070d488ee541d576e2

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpwqWsviPGF26:AnBdOOtEvwDpj6zP6

    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