Overview

overview

10

Static

static

3

55bce7a76a...67.exe

windows7-x64

10

55bce7a76a...67.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    55bce7a76a48a9f513d65a5b3f6d96327eb5ae384536efd534b3980df2ab0367.exe

  • Size

    112KB

  • Sample

    241207-mcjyqatnbr

  • MD5

    8dd8e235a8459ed9115eecd5522e5324

  • SHA1

    82e7dad015f07daa9f29b06aa7892f906862dd9e

  • SHA256

    55bce7a76a48a9f513d65a5b3f6d96327eb5ae384536efd534b3980df2ab0367

  • SHA512

    7e4ccbf2965e5af4ab3ea815e1187e9bd44034e2830ab54c26104966e580070e46d1efe1f69c0a689fb3d184e83e483fcf8d9adbb393fbe0c9a31e58ef3587bd

  • SSDEEP

    3072:sS5YU0U8czf6HemOQXnjRY1pb2mzdH13+EE+RaZ6r+Gv:sS5YU0BTN9Yj2mzd5IF6rfv

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

      55bce7a76a48a9f513d65a5b3f6d96327eb5ae384536efd534b3980df2ab0367.exe

    • Size

      112KB

    • MD5

      8dd8e235a8459ed9115eecd5522e5324

    • SHA1

      82e7dad015f07daa9f29b06aa7892f906862dd9e

    • SHA256

      55bce7a76a48a9f513d65a5b3f6d96327eb5ae384536efd534b3980df2ab0367

    • SHA512

      7e4ccbf2965e5af4ab3ea815e1187e9bd44034e2830ab54c26104966e580070e46d1efe1f69c0a689fb3d184e83e483fcf8d9adbb393fbe0c9a31e58ef3587bd

    • SSDEEP

      3072:sS5YU0U8czf6HemOQXnjRY1pb2mzdH13+EE+RaZ6r+Gv:sS5YU0BTN9Yj2mzd5IF6rfv

    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