Overview

overview

10

Static

static

10

2024-02-27...er.exe

windows7-x64

9

2024-02-27...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-27_2fc839c994acf259d6f7d3a925935c09_cryptolocker

  • Size

    104KB

  • Sample

    240227-sxk96sch31

  • MD5

    2fc839c994acf259d6f7d3a925935c09

  • SHA1

    f6d383dcaea8bd56540fdfa104fcdc7c37a65625

  • SHA256

    54e3918e6276e836d2d1482098ec7d874ee66a5fea6a59d802b5ebb959f21747

  • SHA512

    58c9c9416bb27889fb26da2f67021c46a2717ab1b14d25cc24c3a6e7c4ad0050417f1126bdc0fe76430ae639f621dc9cf1a3ebfccbd780bc8d0377d60d5ac8be

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksN:1nK6a+qdOOtEvwDpjN

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-27_2fc839c994acf259d6f7d3a925935c09_cryptolocker

    • Size

      104KB

    • MD5

      2fc839c994acf259d6f7d3a925935c09

    • SHA1

      f6d383dcaea8bd56540fdfa104fcdc7c37a65625

    • SHA256

      54e3918e6276e836d2d1482098ec7d874ee66a5fea6a59d802b5ebb959f21747

    • SHA512

      58c9c9416bb27889fb26da2f67021c46a2717ab1b14d25cc24c3a6e7c4ad0050417f1126bdc0fe76430ae639f621dc9cf1a3ebfccbd780bc8d0377d60d5ac8be

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksN:1nK6a+qdOOtEvwDpjN

    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