Overview

overview

10

Static

static

10

2024-04-15...er.exe

windows7-x64

9

2024-04-15...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-15_994ae19e5893670e39a576f5674bc2e9_cryptolocker

  • Size

    36KB

  • Sample

    240415-zmh6dsab6t

  • MD5

    994ae19e5893670e39a576f5674bc2e9

  • SHA1

    a81cc98f3d2186ce38a48d978ee8728220a9e383

  • SHA256

    f13e4c4eafde4f15a81e921f5af75faaaa0a04f7c831c13bcbb5f483a6271384

  • SHA512

    dfbb2ce2e41edd9d99b1084aff905fc321847fd68e5d525617703a7cc557467a2e3ab4cfc3a42ebc12aae9bc3bc430a2a41452356fc5d5d96b86bdd98939d3c5

  • SSDEEP

    768:b7W5A8WtijKeOcfXor3BPOz5CFBmNuFgi:b7W5AWjTGx0w

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-15_994ae19e5893670e39a576f5674bc2e9_cryptolocker

    • Size

      36KB

    • MD5

      994ae19e5893670e39a576f5674bc2e9

    • SHA1

      a81cc98f3d2186ce38a48d978ee8728220a9e383

    • SHA256

      f13e4c4eafde4f15a81e921f5af75faaaa0a04f7c831c13bcbb5f483a6271384

    • SHA512

      dfbb2ce2e41edd9d99b1084aff905fc321847fd68e5d525617703a7cc557467a2e3ab4cfc3a42ebc12aae9bc3bc430a2a41452356fc5d5d96b86bdd98939d3c5

    • SSDEEP

      768:b7W5A8WtijKeOcfXor3BPOz5CFBmNuFgi:b7W5AWjTGx0w

    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