Overview

overview

10

Static

static

3

1e5fa01c8c...3c.exe

windows7-x64

10

1e5fa01c8c...3c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1e5fa01c8cb1ff584c5d76319ef8064180784ff14022fb3424481c5c9a30e43c

  • Size

    208KB

  • Sample

    250306-15xxyazkw7

  • MD5

    287db9475f35361a4314acacef65fbb1

  • SHA1

    879b289585d31e0f07e122af08813bda46470ef1

  • SHA256

    1e5fa01c8cb1ff584c5d76319ef8064180784ff14022fb3424481c5c9a30e43c

  • SHA512

    759404e5eafad079f90fc7384829f27856c19db448b24330ada0bd261b92cea2f360364963229bf0ccd348f74840a4586c0ebc7c86429e80afe4482706558ab8

  • SSDEEP

    3072:BTI8C5gD2/QHZpRJBmrg6+oXO56hKpi9poF5aY6+oocpGHHQnNJuIb:1HZ9BQh+Eu6QnFw5+0pU8b

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

      1e5fa01c8cb1ff584c5d76319ef8064180784ff14022fb3424481c5c9a30e43c

    • Size

      208KB

    • MD5

      287db9475f35361a4314acacef65fbb1

    • SHA1

      879b289585d31e0f07e122af08813bda46470ef1

    • SHA256

      1e5fa01c8cb1ff584c5d76319ef8064180784ff14022fb3424481c5c9a30e43c

    • SHA512

      759404e5eafad079f90fc7384829f27856c19db448b24330ada0bd261b92cea2f360364963229bf0ccd348f74840a4586c0ebc7c86429e80afe4482706558ab8

    • SSDEEP

      3072:BTI8C5gD2/QHZpRJBmrg6+oXO56hKpi9poF5aY6+oocpGHHQnNJuIb:1HZ9BQh+Eu6QnFw5+0pU8b

    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