Overview

overview

10

Static

static

10

2024-04-23...er.exe

windows7-x64

9

2024-04-23...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-23_89fdfd72f4251dcdb3ecdf55af827aef_cryptolocker

  • Size

    64KB

  • Sample

    240423-w3ldxaag37

  • MD5

    89fdfd72f4251dcdb3ecdf55af827aef

  • SHA1

    5337b1c8cb807a2ff6bfee348ac66d96ff9d897b

  • SHA256

    bd87a0f5daf5ee62aedefaaa9bf58c9747f80630d74768b8c9c2343dc33dbc1d

  • SHA512

    b703fe115618cae90751674fdc6ff4e9465f3783618171bcdab5cd487fb85c959307f082ed3cb15b1b04fa5efdae25daadf2d6ecf236c012dc807f2eb89f6426

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyK:1nK6a+qdOOtEvwDpjN

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-23_89fdfd72f4251dcdb3ecdf55af827aef_cryptolocker

    • Size

      64KB

    • MD5

      89fdfd72f4251dcdb3ecdf55af827aef

    • SHA1

      5337b1c8cb807a2ff6bfee348ac66d96ff9d897b

    • SHA256

      bd87a0f5daf5ee62aedefaaa9bf58c9747f80630d74768b8c9c2343dc33dbc1d

    • SHA512

      b703fe115618cae90751674fdc6ff4e9465f3783618171bcdab5cd487fb85c959307f082ed3cb15b1b04fa5efdae25daadf2d6ecf236c012dc807f2eb89f6426

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyK:1nK6a+qdOOtEvwDpjN

    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