Overview

overview

10

Static

static

10

2024-05-31...er.exe

windows7-x64

9

2024-05-31...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-31_76e426c9180b9240d4612a4d4f74344b_cryptolocker

  • Size

    40KB

  • Sample

    240531-xwsp3sah34

  • MD5

    76e426c9180b9240d4612a4d4f74344b

  • SHA1

    1360e396158fc539ec885ddc02e079ffd5343e8f

  • SHA256

    40ce8ea70d1aad53eb2ed7305385dcc89fb84504d9e853117c10870200405372

  • SHA512

    627fe9b9faa664becdc2f1ac471d9af29acfba479caa15d7a8cea8fdd55c347264bc9bfc677fa9703da971bffbd79ab7b5897324226f8b3a2ae06321ce642b85

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYfFt9S:qDdFJy3QMOtEvwDpjjWMl7TqS

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-31_76e426c9180b9240d4612a4d4f74344b_cryptolocker

    • Size

      40KB

    • MD5

      76e426c9180b9240d4612a4d4f74344b

    • SHA1

      1360e396158fc539ec885ddc02e079ffd5343e8f

    • SHA256

      40ce8ea70d1aad53eb2ed7305385dcc89fb84504d9e853117c10870200405372

    • SHA512

      627fe9b9faa664becdc2f1ac471d9af29acfba479caa15d7a8cea8fdd55c347264bc9bfc677fa9703da971bffbd79ab7b5897324226f8b3a2ae06321ce642b85

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYfFt9S:qDdFJy3QMOtEvwDpjjWMl7TqS

    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