Overview

overview

10

Static

static

10

2024-05-14...er.exe

windows7-x64

9

2024-05-14...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-14_e20fe6abdf0133d294dea38809903220_cryptolocker

  • Size

    56KB

  • Sample

    240514-e4z51sag8x

  • MD5

    e20fe6abdf0133d294dea38809903220

  • SHA1

    f0f35c0a4e200ec222209158f634a2d588e0f3f0

  • SHA256

    374e7f946f95e6f9b31ed2f7812a3c1aa6e9ed32451e217c238d49e216473c1d

  • SHA512

    c4dc65d7af84578a20809729a1e385f680d125ebcae94b7897ae09c4cae3ad8bcadf6237d82787dbacf692bba6ce11f197d1deffb7918f565152cb3bef6f8c75

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYR+:bP9g/xtCS3Dxx0LU

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-14_e20fe6abdf0133d294dea38809903220_cryptolocker

    • Size

      56KB

    • MD5

      e20fe6abdf0133d294dea38809903220

    • SHA1

      f0f35c0a4e200ec222209158f634a2d588e0f3f0

    • SHA256

      374e7f946f95e6f9b31ed2f7812a3c1aa6e9ed32451e217c238d49e216473c1d

    • SHA512

      c4dc65d7af84578a20809729a1e385f680d125ebcae94b7897ae09c4cae3ad8bcadf6237d82787dbacf692bba6ce11f197d1deffb7918f565152cb3bef6f8c75

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYR+:bP9g/xtCS3Dxx0LU

    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