Overview

overview

10

Static

static

10

2024-04-24...er.exe

windows7-x64

9

2024-04-24...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-24_81cceadd1f9e1c6a02d9d34f365c104e_cryptolocker

  • Size

    55KB

  • Sample

    240424-e8slqsfa5v

  • MD5

    81cceadd1f9e1c6a02d9d34f365c104e

  • SHA1

    828caaed1ec1e3bc779e7c5fb13551e2d410fd37

  • SHA256

    1d7aed231f6e071d70084136f7f0dbee1d17326fb7932cede11d01f59d828486

  • SHA512

    f8e3607abfa507964fecfeb5c9130bc1a2c8e0501f4448128ca18ce56fef2bc6348b871378bad83dde153c26a5847612a2b98fe08463cdcb65d99f853f295a58

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlt:bP9g/xtCS3Dxx0K

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-24_81cceadd1f9e1c6a02d9d34f365c104e_cryptolocker

    • Size

      55KB

    • MD5

      81cceadd1f9e1c6a02d9d34f365c104e

    • SHA1

      828caaed1ec1e3bc779e7c5fb13551e2d410fd37

    • SHA256

      1d7aed231f6e071d70084136f7f0dbee1d17326fb7932cede11d01f59d828486

    • SHA512

      f8e3607abfa507964fecfeb5c9130bc1a2c8e0501f4448128ca18ce56fef2bc6348b871378bad83dde153c26a5847612a2b98fe08463cdcb65d99f853f295a58

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlt:bP9g/xtCS3Dxx0K

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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