Overview

overview

10

Static

static

10

2024-05-09...er.exe

windows7-x64

9

2024-05-09...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-09_3138aa61ebb74a9a1a5ca01a697076ee_cryptolocker

  • Size

    70KB

  • Sample

    240509-femdasbe5y

  • MD5

    3138aa61ebb74a9a1a5ca01a697076ee

  • SHA1

    e151202b0d04ce2a1f62e9ffd1939ef7f877d45d

  • SHA256

    ffb7d3a4135a7202e51b5937226a2b851a6b1cc6e35a24f976962d3dce3aa2aa

  • SHA512

    23d6e55fdac83e2fc11a2841401473281f623edb095a4a9cb182a35206843b9477d996d6fe4f51b1f48b309eaf7513604b98f17bebd4e198d81806d793f4b9ce

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs99v:C4Q2c94OtEvwDpj4H8zU

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-09_3138aa61ebb74a9a1a5ca01a697076ee_cryptolocker

    • Size

      70KB

    • MD5

      3138aa61ebb74a9a1a5ca01a697076ee

    • SHA1

      e151202b0d04ce2a1f62e9ffd1939ef7f877d45d

    • SHA256

      ffb7d3a4135a7202e51b5937226a2b851a6b1cc6e35a24f976962d3dce3aa2aa

    • SHA512

      23d6e55fdac83e2fc11a2841401473281f623edb095a4a9cb182a35206843b9477d996d6fe4f51b1f48b309eaf7513604b98f17bebd4e198d81806d793f4b9ce

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs99v:C4Q2c94OtEvwDpj4H8zU

    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