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Overview

overview

10

Static

static

10

2024-05-09...er.exe

windows7-x64

9

2024-05-09...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-09_b3e77bbf45de73a20f9a80b577dc9b29_cryptolocker

  • Size

    55KB

  • Sample

    240509-ee99pahb6v

  • MD5

    b3e77bbf45de73a20f9a80b577dc9b29

  • SHA1

    003618a3b502984b6f45bdf16b53bf4377259cba

  • SHA256

    685f11ac89c57438bf404b2a0534211f022570468f99dc04a30d7dfc14e6188c

  • SHA512

    5c36baae4aed26f30d3c28e23b92ab776998afa127e807156b5aa0257277eca372872d128942e8d8c1dd440104cea15c04f3c19b8fc16fae58debfa92b11e4bc

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNac:bP9g/xtCS3Dxx0g

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-09_b3e77bbf45de73a20f9a80b577dc9b29_cryptolocker

    • Size

      55KB

    • MD5

      b3e77bbf45de73a20f9a80b577dc9b29

    • SHA1

      003618a3b502984b6f45bdf16b53bf4377259cba

    • SHA256

      685f11ac89c57438bf404b2a0534211f022570468f99dc04a30d7dfc14e6188c

    • SHA512

      5c36baae4aed26f30d3c28e23b92ab776998afa127e807156b5aa0257277eca372872d128942e8d8c1dd440104cea15c04f3c19b8fc16fae58debfa92b11e4bc

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNac:bP9g/xtCS3Dxx0g

    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