Overview

overview

10

Static

static

3

757c63d24a...92.exe

windows7-x64

10

757c63d24a...92.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    757c63d24a689eb5cc0e988509407c349f64b87c67eb8a1c2160151082902592

  • Size

    90KB

  • Sample

    241224-3jyy8a1jat

  • MD5

    e1eaf1d012dbbad040a56914b5810352

  • SHA1

    4b15eddc8013aa4b3eb28f0c9ba0482ed4bfe348

  • SHA256

    757c63d24a689eb5cc0e988509407c349f64b87c67eb8a1c2160151082902592

  • SHA512

    9c45f4653c84e568c6dc8213f77a1e45e0b14b033927f341581ab0878085a2d7833789d86f971db60f1ffc3ca4dad876c3c14d60cba7bcc6d43c8020c9b756cc

  • SSDEEP

    1536:fw1rANMo9/TeTydCvbz3q5+km0j6YbyiEHXIfOOQ/4BrGTI5Yxj:o1ShxeTyduq5+kmQ6scHMU/4kT0Yxj

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      757c63d24a689eb5cc0e988509407c349f64b87c67eb8a1c2160151082902592

    • Size

      90KB

    • MD5

      e1eaf1d012dbbad040a56914b5810352

    • SHA1

      4b15eddc8013aa4b3eb28f0c9ba0482ed4bfe348

    • SHA256

      757c63d24a689eb5cc0e988509407c349f64b87c67eb8a1c2160151082902592

    • SHA512

      9c45f4653c84e568c6dc8213f77a1e45e0b14b033927f341581ab0878085a2d7833789d86f971db60f1ffc3ca4dad876c3c14d60cba7bcc6d43c8020c9b756cc

    • SSDEEP

      1536:fw1rANMo9/TeTydCvbz3q5+km0j6YbyiEHXIfOOQ/4BrGTI5Yxj:o1ShxeTyduq5+kmQ6scHMU/4kT0Yxj

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks