Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_38a3179741a7b7dbfddb3fe823a3120e_cryptolocker

  • Size

    79KB

  • Sample

    240521-sypnzsae24

  • MD5

    38a3179741a7b7dbfddb3fe823a3120e

  • SHA1

    8654ed5a12be7661a187a9323a6a72cbc3f59d0f

  • SHA256

    cf43ddd4d95de2e95f78a0efb19b4e97b1b264208cdcc273a384ed810f86403e

  • SHA512

    4105eaffba37d58edf57ff5d50665118227ca19dc5666e84dac0241a500bcb27140bc80f6d040a4dd50f681e8d69d10418a92a801727f3ce7079a67f467db23b

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRQ:T6a+rdOOtEvwDpjNtl

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_38a3179741a7b7dbfddb3fe823a3120e_cryptolocker

    • Size

      79KB

    • MD5

      38a3179741a7b7dbfddb3fe823a3120e

    • SHA1

      8654ed5a12be7661a187a9323a6a72cbc3f59d0f

    • SHA256

      cf43ddd4d95de2e95f78a0efb19b4e97b1b264208cdcc273a384ed810f86403e

    • SHA512

      4105eaffba37d58edf57ff5d50665118227ca19dc5666e84dac0241a500bcb27140bc80f6d040a4dd50f681e8d69d10418a92a801727f3ce7079a67f467db23b

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRQ:T6a+rdOOtEvwDpjNtl

    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