Overview

overview

10

Static

static

10

2024-05-25...er.exe

windows7-x64

9

2024-05-25...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-25_8b50c01381e128724046d5fe15ae0ddf_cryptolocker

  • Size

    38KB

  • Sample

    240525-yzlxdagg9z

  • MD5

    8b50c01381e128724046d5fe15ae0ddf

  • SHA1

    b9c548e82d1277177cbcc5e381928c402f47038e

  • SHA256

    4099f34b18ba04070edb904fcead06fec66d7a52f38f78884ee39a84b11bf81f

  • SHA512

    ef9c0ab0c14a689defeb86028487fb2b36653ade68b9591312964d3b1fe6abffdca5c83ee38802c000890e8c35f7b04194b82deec1778b82994e6ec498c138e4

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsf:qDdFJy3QMOtEvwDpjjWMl7TdI

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-25_8b50c01381e128724046d5fe15ae0ddf_cryptolocker

    • Size

      38KB

    • MD5

      8b50c01381e128724046d5fe15ae0ddf

    • SHA1

      b9c548e82d1277177cbcc5e381928c402f47038e

    • SHA256

      4099f34b18ba04070edb904fcead06fec66d7a52f38f78884ee39a84b11bf81f

    • SHA512

      ef9c0ab0c14a689defeb86028487fb2b36653ade68b9591312964d3b1fe6abffdca5c83ee38802c000890e8c35f7b04194b82deec1778b82994e6ec498c138e4

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsf:qDdFJy3QMOtEvwDpjjWMl7TdI

    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