Overview

overview

10

Static

static

3

8b132f92ff...9N.exe

windows7-x64

10

8b132f92ff...9N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8b132f92fffd402059b78a6c1f7f2ad3be98fbc95f8504d08de2424ec4ebe639N.exe

  • Size

    128KB

  • Sample

    241123-3vbytsyreq

  • MD5

    ff182c9aff22cbdd2057cf8bb89e61d0

  • SHA1

    f06218a7cd4085590ce326e13cb21bab240a0a05

  • SHA256

    8b132f92fffd402059b78a6c1f7f2ad3be98fbc95f8504d08de2424ec4ebe639

  • SHA512

    4fe8953583c33bc727e9fa1388c9d2a6a648c6f2eb1d9abfc0608e08cc079ad59020a36214da76e8eb8cdc6b53569b9e42fd67c2e89aacbfd18aa3c5210a7516

  • SSDEEP

    3072:gN0O70/d0/ItYoUHe69pui6yYPaI7DehizrVtNq:y0OQGmYYkpui6yYPaIGcs

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      8b132f92fffd402059b78a6c1f7f2ad3be98fbc95f8504d08de2424ec4ebe639N.exe

    • Size

      128KB

    • MD5

      ff182c9aff22cbdd2057cf8bb89e61d0

    • SHA1

      f06218a7cd4085590ce326e13cb21bab240a0a05

    • SHA256

      8b132f92fffd402059b78a6c1f7f2ad3be98fbc95f8504d08de2424ec4ebe639

    • SHA512

      4fe8953583c33bc727e9fa1388c9d2a6a648c6f2eb1d9abfc0608e08cc079ad59020a36214da76e8eb8cdc6b53569b9e42fd67c2e89aacbfd18aa3c5210a7516

    • SSDEEP

      3072:gN0O70/d0/ItYoUHe69pui6yYPaI7DehizrVtNq:y0OQGmYYkpui6yYPaIGcs

    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