Overview

overview

10

Static

static

10

2024-05-03...er.exe

windows7-x64

9

2024-05-03...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-03_b101b6f3541cc5cc4db53e1b27f094fd_cryptolocker

  • Size

    38KB

  • Sample

    240503-nr1epade6x

  • MD5

    b101b6f3541cc5cc4db53e1b27f094fd

  • SHA1

    d0df3dfc75f5af36dde98229c163a072f28e4850

  • SHA256

    36e41a9cfebdae8b8ba11002e09bc298010b6513bb95ba67f4ea52386c10000a

  • SHA512

    7e79b6d44a8151d8dcc1abd67208a862390d7f9901ebf97471364f4beecec7f9e2ff474e8729da2f05924faa73719765f080c47e5bd582b4a02fc4c88e957808

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8T:qDdFJy3QMOtEvwDpjjWMl7Tdn8T

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-03_b101b6f3541cc5cc4db53e1b27f094fd_cryptolocker

    • Size

      38KB

    • MD5

      b101b6f3541cc5cc4db53e1b27f094fd

    • SHA1

      d0df3dfc75f5af36dde98229c163a072f28e4850

    • SHA256

      36e41a9cfebdae8b8ba11002e09bc298010b6513bb95ba67f4ea52386c10000a

    • SHA512

      7e79b6d44a8151d8dcc1abd67208a862390d7f9901ebf97471364f4beecec7f9e2ff474e8729da2f05924faa73719765f080c47e5bd582b4a02fc4c88e957808

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8T:qDdFJy3QMOtEvwDpjjWMl7Tdn8T

    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