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_139e09bbab09f11bd56e551a1e6ac599_cryptolocker

  • Size

    77KB

  • Sample

    240522-cvndrahc94

  • MD5

    139e09bbab09f11bd56e551a1e6ac599

  • SHA1

    8999c0c53e3d7a0915b7e031634b451257e3e077

  • SHA256

    8c6e239bfa6d8194543097f37ae0ebe8ef36179d856ab5d952294325c6537175

  • SHA512

    f2905ebffb9c5c876d825280fa9efdd221e73c751064b2dfabe4138bb17943fb543032ca2b8f62bb8c51a8b1be26f1bc45d0dde74058983a9438de6a0efefb4d

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1i:T6a+rdOOtEvwDpjNtHPF

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_139e09bbab09f11bd56e551a1e6ac599_cryptolocker

    • Size

      77KB

    • MD5

      139e09bbab09f11bd56e551a1e6ac599

    • SHA1

      8999c0c53e3d7a0915b7e031634b451257e3e077

    • SHA256

      8c6e239bfa6d8194543097f37ae0ebe8ef36179d856ab5d952294325c6537175

    • SHA512

      f2905ebffb9c5c876d825280fa9efdd221e73c751064b2dfabe4138bb17943fb543032ca2b8f62bb8c51a8b1be26f1bc45d0dde74058983a9438de6a0efefb4d

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1i:T6a+rdOOtEvwDpjNtHPF

    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