Overview

overview

10

Static

static

3

66b0c967be...3f.exe

windows7-x64

10

66b0c967be...3f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    66b0c967be9b207822f04c97766fc28f34a9a4d59f21a68057104ac6003a323f.exe

  • Size

    608KB

  • Sample

    241207-mtlhwayqgx

  • MD5

    abbfe72e4f98104257f4f89245725805

  • SHA1

    abb5ed7b7b877c46d2bdf564a9a5de0d40a0abf0

  • SHA256

    66b0c967be9b207822f04c97766fc28f34a9a4d59f21a68057104ac6003a323f

  • SHA512

    f66a2c1d13fda1081d86e3a9a5b50be966d4654a2f89167a9475141f61bdf3e1317933ff4715f2ba95b31463bdc1dd930b6d5eec28593069436112214295dfac

  • SSDEEP

    12288:D2kY660fIaDZkY660f8jTK/XhdAwlt013:ygsaDZgQjGkwlw

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

      66b0c967be9b207822f04c97766fc28f34a9a4d59f21a68057104ac6003a323f.exe

    • Size

      608KB

    • MD5

      abbfe72e4f98104257f4f89245725805

    • SHA1

      abb5ed7b7b877c46d2bdf564a9a5de0d40a0abf0

    • SHA256

      66b0c967be9b207822f04c97766fc28f34a9a4d59f21a68057104ac6003a323f

    • SHA512

      f66a2c1d13fda1081d86e3a9a5b50be966d4654a2f89167a9475141f61bdf3e1317933ff4715f2ba95b31463bdc1dd930b6d5eec28593069436112214295dfac

    • SSDEEP

      12288:D2kY660fIaDZkY660f8jTK/XhdAwlt013:ygsaDZgQjGkwlw

    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