Overview

overview

10

Static

static

10

2024-04-30...er.exe

windows7-x64

9

2024-04-30...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-30_28d8ba601169f7ea83c845ffd04f98c8_cryptolocker

  • Size

    38KB

  • Sample

    240430-2mvwashf6y

  • MD5

    28d8ba601169f7ea83c845ffd04f98c8

  • SHA1

    8edaf309f43bae7246f4cd9560d838d9654fca9b

  • SHA256

    31bcab401b7b3c4615e8cab3ff297d4f1e9f6b46956f51a32313b06e7dbf03a0

  • SHA512

    b285e82e7b4c05acdbf65aac2ba1edcc947fcfcf0be17d7037dbab53eebcd04742646bda6be01a501a9a969dc3963a9c7e5bdba7bd68548f8f1ad1c4ee98104f

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9Y:qDdFJy3QMOtEvwDpjjWMl7Tf

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-30_28d8ba601169f7ea83c845ffd04f98c8_cryptolocker

    • Size

      38KB

    • MD5

      28d8ba601169f7ea83c845ffd04f98c8

    • SHA1

      8edaf309f43bae7246f4cd9560d838d9654fca9b

    • SHA256

      31bcab401b7b3c4615e8cab3ff297d4f1e9f6b46956f51a32313b06e7dbf03a0

    • SHA512

      b285e82e7b4c05acdbf65aac2ba1edcc947fcfcf0be17d7037dbab53eebcd04742646bda6be01a501a9a969dc3963a9c7e5bdba7bd68548f8f1ad1c4ee98104f

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9Y:qDdFJy3QMOtEvwDpjjWMl7Tf

    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