Overview

overview

10

Static

static

3

1d9f2c9562...04.exe

windows7-x64

10

1d9f2c9562...04.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1d9f2c95626c3bf00ba2c5ca8158e81a731b888ee077c74614c076f90c972a04

  • Size

    448KB

  • Sample

    241123-yz6lsatqfz

  • MD5

    c8e5586f1f624a4a8c62d6407d6e87b8

  • SHA1

    380a4ac41237037fb0dcf04c2fb95fb60223e32e

  • SHA256

    1d9f2c95626c3bf00ba2c5ca8158e81a731b888ee077c74614c076f90c972a04

  • SHA512

    3c2ad414e897f7bc32eea8fd811b10eef2a5e92e3499e3b898b01300da4e1406c563886074981c8590ab2d0b6c588675433c9fd02a457f374d19540072169126

  • SSDEEP

    12288:ZKWPM4tTqDrkY660fIaDZkY660f8jTK/h:4uZ4gsaDZgQjGh

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

      1d9f2c95626c3bf00ba2c5ca8158e81a731b888ee077c74614c076f90c972a04

    • Size

      448KB

    • MD5

      c8e5586f1f624a4a8c62d6407d6e87b8

    • SHA1

      380a4ac41237037fb0dcf04c2fb95fb60223e32e

    • SHA256

      1d9f2c95626c3bf00ba2c5ca8158e81a731b888ee077c74614c076f90c972a04

    • SHA512

      3c2ad414e897f7bc32eea8fd811b10eef2a5e92e3499e3b898b01300da4e1406c563886074981c8590ab2d0b6c588675433c9fd02a457f374d19540072169126

    • SSDEEP

      12288:ZKWPM4tTqDrkY660fIaDZkY660f8jTK/h:4uZ4gsaDZgQjGh

    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