Overview

overview

10

Static

static

10

2024-03-25...er.exe

windows7-x64

9

2024-03-25...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-25_c23f52c3541cd0eac5d6803880d76ce9_cryptolocker

  • Size

    35KB

  • Sample

    240325-yp5lqsgf53

  • MD5

    c23f52c3541cd0eac5d6803880d76ce9

  • SHA1

    70cfa1323b93aa7914cd9f4b85fffd3a0efa5e53

  • SHA256

    6a1e815eb8b672d1601a5fbe15ca9300e9b22c2098c2414429b50ebd35ea02b3

  • SHA512

    148638e7841eb0d9aea2fde4ed5dead19af855c68ba1cab7887f7f7ae70105b877edec2cfd85c22d9f07a4147bf9777f25be6eaec41d8dc70f4961ea3cfd1533

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/Dpk9:qDdFJy3QMOtEvwDpjjWMl6

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-25_c23f52c3541cd0eac5d6803880d76ce9_cryptolocker

    • Size

      35KB

    • MD5

      c23f52c3541cd0eac5d6803880d76ce9

    • SHA1

      70cfa1323b93aa7914cd9f4b85fffd3a0efa5e53

    • SHA256

      6a1e815eb8b672d1601a5fbe15ca9300e9b22c2098c2414429b50ebd35ea02b3

    • SHA512

      148638e7841eb0d9aea2fde4ed5dead19af855c68ba1cab7887f7f7ae70105b877edec2cfd85c22d9f07a4147bf9777f25be6eaec41d8dc70f4961ea3cfd1533

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/Dpk9:qDdFJy3QMOtEvwDpjjWMl6

    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