Overview

overview

10

Static

static

10

2024-05-29...er.exe

windows7-x64

9

2024-05-29...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-29_b7f488c74249d615772ed4d606dca8e2_cryptolocker

  • Size

    40KB

  • Sample

    240529-yygw2ahb96

  • MD5

    b7f488c74249d615772ed4d606dca8e2

  • SHA1

    e1025d163eea4558fec66687b49dce725fc90d6c

  • SHA256

    841fe8e9e9c7d49836d35a9b86d2b7b31c1f2a5fc4c2e80b7a22fc542c1d54bb

  • SHA512

    ee3df70c2f0fc49153472fd6b51d3c60b1506be4eb52e298163fcf85ef58f332dc1ce627207906f46b0955dd58f09be70b58b76d2ea11bb0548152485fec1557

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYljV:qDdFJy3QMOtEvwDpjjWMl7T6h

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-29_b7f488c74249d615772ed4d606dca8e2_cryptolocker

    • Size

      40KB

    • MD5

      b7f488c74249d615772ed4d606dca8e2

    • SHA1

      e1025d163eea4558fec66687b49dce725fc90d6c

    • SHA256

      841fe8e9e9c7d49836d35a9b86d2b7b31c1f2a5fc4c2e80b7a22fc542c1d54bb

    • SHA512

      ee3df70c2f0fc49153472fd6b51d3c60b1506be4eb52e298163fcf85ef58f332dc1ce627207906f46b0955dd58f09be70b58b76d2ea11bb0548152485fec1557

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYljV:qDdFJy3QMOtEvwDpjjWMl7T6h

    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