Overview

overview

10

Static

static

3

a4e6febfc4...63.exe

windows7-x64

10

a4e6febfc4...63.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    a4e6febfc420d4bca6f2e13bb90cef9c732d99c0591d438f38a6892ee8a0c763

  • Size

    128KB

  • Sample

    241012-bmvx7avbjh

  • MD5

    15ef4ec3fcb07d6e520563854344f84d

  • SHA1

    03433ba57ab318cecfc9dd6ebb963c14091106f8

  • SHA256

    a4e6febfc420d4bca6f2e13bb90cef9c732d99c0591d438f38a6892ee8a0c763

  • SHA512

    68a94c6f8868ff2b481aff9b29ba44785190b983b341f48d96b3620e179d957572e4229f996198c573b956d8c9d98f5f4874293864bfa09bcab651778e5dbee4

  • SSDEEP

    3072:Dck+2qX4mOVszAqUtZEGh6GNGpRSYhezdH13+EE+RaZ6r+GDZnr:oHX4mOpqe6GJYhezd5IF6rfBr

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

      a4e6febfc420d4bca6f2e13bb90cef9c732d99c0591d438f38a6892ee8a0c763

    • Size

      128KB

    • MD5

      15ef4ec3fcb07d6e520563854344f84d

    • SHA1

      03433ba57ab318cecfc9dd6ebb963c14091106f8

    • SHA256

      a4e6febfc420d4bca6f2e13bb90cef9c732d99c0591d438f38a6892ee8a0c763

    • SHA512

      68a94c6f8868ff2b481aff9b29ba44785190b983b341f48d96b3620e179d957572e4229f996198c573b956d8c9d98f5f4874293864bfa09bcab651778e5dbee4

    • SSDEEP

      3072:Dck+2qX4mOVszAqUtZEGh6GNGpRSYhezdH13+EE+RaZ6r+GDZnr:oHX4mOpqe6GJYhezd5IF6rfBr

    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