Overview

overview

10

Static

static

3

f25608db8d...3N.exe

windows7-x64

10

f25608db8d...3N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f25608db8d7a7801e59a3a1e38528cdfb4bf6a295fa715a1cb063a1aca32d503N

  • Size

    109KB

  • Sample

    241006-fkeweaxeng

  • MD5

    cc75a240d80614f48a3a962e8af074b0

  • SHA1

    9721c9c574a26cede6fac58d430c3965105b6292

  • SHA256

    f25608db8d7a7801e59a3a1e38528cdfb4bf6a295fa715a1cb063a1aca32d503

  • SHA512

    acfa5e50ac9534ec599a22460e8f25f3b9e6becfaa6e901d2edd2834aadb39632dd1e1311f8e747a8718e173ed46b30b18f52cc6d30563d14a3f1729f7bf3313

  • SSDEEP

    3072:5X26MTptKtu9j/J9KLCqwzBu1DjHLMVDqqkSpR:s6MD9j/J9+wtu1DjrFqhz

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

      f25608db8d7a7801e59a3a1e38528cdfb4bf6a295fa715a1cb063a1aca32d503N

    • Size

      109KB

    • MD5

      cc75a240d80614f48a3a962e8af074b0

    • SHA1

      9721c9c574a26cede6fac58d430c3965105b6292

    • SHA256

      f25608db8d7a7801e59a3a1e38528cdfb4bf6a295fa715a1cb063a1aca32d503

    • SHA512

      acfa5e50ac9534ec599a22460e8f25f3b9e6becfaa6e901d2edd2834aadb39632dd1e1311f8e747a8718e173ed46b30b18f52cc6d30563d14a3f1729f7bf3313

    • SSDEEP

      3072:5X26MTptKtu9j/J9KLCqwzBu1DjHLMVDqqkSpR:s6MD9j/J9+wtu1DjrFqhz

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks