Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-22_51b3ace264e2e4dd52c958d4d30fc206_cryptolocker

  • Size

    66KB

  • Sample

    240522-yllpfsed45

  • MD5

    51b3ace264e2e4dd52c958d4d30fc206

  • SHA1

    3bc0e98ce4871074df61a4aaff0eb33bd3f6f33d

  • SHA256

    17005eb35cd8421740505643b6280268f850e6e23a2026e1d10afdf167a814b3

  • SHA512

    87258cf1b1d1e5614b11d06e21738ea7c7b235635eb07da44e8ad50bbea90b5a13a0000ef8eb26c93e784c6f2222028310725878fa16bad4bca2a98bc7220fbf

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRL:1nK6a+qdOOtEvwDpjC

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_51b3ace264e2e4dd52c958d4d30fc206_cryptolocker

    • Size

      66KB

    • MD5

      51b3ace264e2e4dd52c958d4d30fc206

    • SHA1

      3bc0e98ce4871074df61a4aaff0eb33bd3f6f33d

    • SHA256

      17005eb35cd8421740505643b6280268f850e6e23a2026e1d10afdf167a814b3

    • SHA512

      87258cf1b1d1e5614b11d06e21738ea7c7b235635eb07da44e8ad50bbea90b5a13a0000ef8eb26c93e784c6f2222028310725878fa16bad4bca2a98bc7220fbf

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRL:1nK6a+qdOOtEvwDpjC

    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