Overview

overview

10

Static

static

10

b8c3083f93...66.exe

windows7-x64

10

b8c3083f93...66.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    b8c3083f93d7984cc57426744a43f9476babe2b7d21039ddf1e74ed71e2f5f66.exe

  • Size

    448KB

  • Sample

    241225-vxmjcazqer

  • MD5

    2a15157e3f1b51dbeb1f33a8046176d9

  • SHA1

    316627ef894f909b668c6fe48e19e7bc307b83e5

  • SHA256

    b8c3083f93d7984cc57426744a43f9476babe2b7d21039ddf1e74ed71e2f5f66

  • SHA512

    8b733c4318d0ade01c8a0cbe899bcc39d4a0aa0986b49b9cf78c84a639ea422ad0671b371d1b5dd742c2a619f2726dce00b918cd620ee50cc847e53a19839fb7

  • SSDEEP

    6144:2pV0OyVhcHM+9ZiLUmKyIxLDXXoq9FJZCUmKyIxL4:2pFyVN+W32XXf9Do35

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

      b8c3083f93d7984cc57426744a43f9476babe2b7d21039ddf1e74ed71e2f5f66.exe

    • Size

      448KB

    • MD5

      2a15157e3f1b51dbeb1f33a8046176d9

    • SHA1

      316627ef894f909b668c6fe48e19e7bc307b83e5

    • SHA256

      b8c3083f93d7984cc57426744a43f9476babe2b7d21039ddf1e74ed71e2f5f66

    • SHA512

      8b733c4318d0ade01c8a0cbe899bcc39d4a0aa0986b49b9cf78c84a639ea422ad0671b371d1b5dd742c2a619f2726dce00b918cd620ee50cc847e53a19839fb7

    • SSDEEP

      6144:2pV0OyVhcHM+9ZiLUmKyIxLDXXoq9FJZCUmKyIxL4:2pFyVN+W32XXf9Do35

    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