Overview

overview

10

Static

static

10

2024-04-27...er.exe

windows7-x64

9

2024-04-27...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-27_8f9934ce5cb78209b4c3986a5f6703af_cryptolocker

  • Size

    80KB

  • Sample

    240427-kctf2sfd4z

  • MD5

    8f9934ce5cb78209b4c3986a5f6703af

  • SHA1

    f333674f8b0538b6a657120b0b28aaee3ca59876

  • SHA256

    a2c5c00c8cc0e861fbee028c97a4860771cfb89e67794d84a01135738b093d83

  • SHA512

    8ca99e12fff819f813d91ebf33cfb238471c164b60cd75ec59d10430003fc72aa09530cf67c1c52c7560e2db3696eef20e4b1b939bba8e98764aec97d963f2f1

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qf:zCsanOtEvwDpjb

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-27_8f9934ce5cb78209b4c3986a5f6703af_cryptolocker

    • Size

      80KB

    • MD5

      8f9934ce5cb78209b4c3986a5f6703af

    • SHA1

      f333674f8b0538b6a657120b0b28aaee3ca59876

    • SHA256

      a2c5c00c8cc0e861fbee028c97a4860771cfb89e67794d84a01135738b093d83

    • SHA512

      8ca99e12fff819f813d91ebf33cfb238471c164b60cd75ec59d10430003fc72aa09530cf67c1c52c7560e2db3696eef20e4b1b939bba8e98764aec97d963f2f1

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qf:zCsanOtEvwDpjb

    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