Overview

overview

10

Static

static

3

b476b1cf26...9d.exe

windows7-x64

10

b476b1cf26...9d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b476b1cf26e35b87fd61ca2dc8256c4b337f7fe0ea2da90490fc64c7699d349d

  • Size

    576KB

  • Sample

    241014-c8p5ha1bpj

  • MD5

    7aa1649e537711f353b4af43be079ab3

  • SHA1

    0722b91b869b7b4af19f9c5368412d5ed698ec0d

  • SHA256

    b476b1cf26e35b87fd61ca2dc8256c4b337f7fe0ea2da90490fc64c7699d349d

  • SHA512

    2389a6e86c2caefaa6eec78b74d2cff8e2b2754ed98da788a4af4a55a9efab766cfb36ca07c2880e3c3207187d15d5ae45d95ba269580662b05bbfc27566bad9

  • SSDEEP

    12288:v94gWD9b/dGyXu1jGG1wsGeBgRTGAzciETdqvZNemWrsiLk6mqgSgRDO:v6gWD9b/dGyXsGG1wsLUT3IipX6

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

      b476b1cf26e35b87fd61ca2dc8256c4b337f7fe0ea2da90490fc64c7699d349d

    • Size

      576KB

    • MD5

      7aa1649e537711f353b4af43be079ab3

    • SHA1

      0722b91b869b7b4af19f9c5368412d5ed698ec0d

    • SHA256

      b476b1cf26e35b87fd61ca2dc8256c4b337f7fe0ea2da90490fc64c7699d349d

    • SHA512

      2389a6e86c2caefaa6eec78b74d2cff8e2b2754ed98da788a4af4a55a9efab766cfb36ca07c2880e3c3207187d15d5ae45d95ba269580662b05bbfc27566bad9

    • SSDEEP

      12288:v94gWD9b/dGyXu1jGG1wsGeBgRTGAzciETdqvZNemWrsiLk6mqgSgRDO:v6gWD9b/dGyXsGG1wsLUT3IipX6

    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