Overview

overview

10

Static

static

3

c43fb21568...7a.exe

windows7-x64

10

c43fb21568...7a.exe

windows10-2004-x64

10

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General

  • Target

    c43fb21568b8559c0ee54f316b3f46efe6d4ba124aee76f5d2413078dc5ef97a.exe

  • Size

    442KB

  • Sample

    241225-svxv7axjbm

  • MD5

    0bcc078f34d7cc65edad068e13112dc0

  • SHA1

    dbd37fa6108065b6f0b3269726bc0c20caa7bd3e

  • SHA256

    c43fb21568b8559c0ee54f316b3f46efe6d4ba124aee76f5d2413078dc5ef97a

  • SHA512

    a39071d9f90ae42b57f0423d72945295049a2b21830b45c39d4e8cdf732db4942e98e5efc68efc5c1906402319dbf8aaf208c6f639d0c35154e359a3974032c7

  • SSDEEP

    3072:t0GAz7F4I9L9weqefHGIrpZnkqrifbdB7dYk1Bx8DpsV68RfPi4meqByN2DmtXGz:mGAPDueqspZnkym/89bifPidzIEZ/VB

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

      c43fb21568b8559c0ee54f316b3f46efe6d4ba124aee76f5d2413078dc5ef97a.exe

    • Size

      442KB

    • MD5

      0bcc078f34d7cc65edad068e13112dc0

    • SHA1

      dbd37fa6108065b6f0b3269726bc0c20caa7bd3e

    • SHA256

      c43fb21568b8559c0ee54f316b3f46efe6d4ba124aee76f5d2413078dc5ef97a

    • SHA512

      a39071d9f90ae42b57f0423d72945295049a2b21830b45c39d4e8cdf732db4942e98e5efc68efc5c1906402319dbf8aaf208c6f639d0c35154e359a3974032c7

    • SSDEEP

      3072:t0GAz7F4I9L9weqefHGIrpZnkqrifbdB7dYk1Bx8DpsV68RfPi4meqByN2DmtXGz:mGAPDueqspZnkym/89bifPidzIEZ/VB

    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