Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_c752ce9e8f582a88c7477b168eccd25b_cryptolocker

  • Size

    60KB

  • Sample

    240523-a7rktsfe99

  • MD5

    c752ce9e8f582a88c7477b168eccd25b

  • SHA1

    47da5acef84640116ec7a70f3c929080204b0de1

  • SHA256

    3973676bd47470c6a5a2c391ecd2c55664dfd6f39c64fb52a25ccdda9149e7fa

  • SHA512

    4f1be7122e1b1c968a88df2b9d063b744caa3cb2a4fa3d8f34e2d202c139282db7d95a444723a34d0f2cea4bd3167f3a6563fcd549129726bda3e72bfea874ae

  • SSDEEP

    768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pr:H6QFElP6n+gou9cvMOtEvwDpjCpVXl

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_c752ce9e8f582a88c7477b168eccd25b_cryptolocker

    • Size

      60KB

    • MD5

      c752ce9e8f582a88c7477b168eccd25b

    • SHA1

      47da5acef84640116ec7a70f3c929080204b0de1

    • SHA256

      3973676bd47470c6a5a2c391ecd2c55664dfd6f39c64fb52a25ccdda9149e7fa

    • SHA512

      4f1be7122e1b1c968a88df2b9d063b744caa3cb2a4fa3d8f34e2d202c139282db7d95a444723a34d0f2cea4bd3167f3a6563fcd549129726bda3e72bfea874ae

    • SSDEEP

      768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pr:H6QFElP6n+gou9cvMOtEvwDpjCpVXl

    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