General

  • Target

    3f75f6dfcf6592c2e3bcb3337941eff4796435c6eec85a8f59fff1384c889349

  • Size

    664KB

  • Sample

    241112-ntd98s1kgy

  • MD5

    7a492c8fcb240d0b36fa8099a4d551e0

  • SHA1

    db4c788f9c928d2585db59c09e9356a099bc8863

  • SHA256

    3f75f6dfcf6592c2e3bcb3337941eff4796435c6eec85a8f59fff1384c889349

  • SHA512

    816bdafa587506311786cdb7ae368e7d48a36ba63060c66e2613deb416dc5e2dca42b2001205777587ece7cb12507366bffcbac12b6b62a4d6f73da39138dbe1

  • SSDEEP

    12288:Z3u7pV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDYjmRS:qW4XWleKWNUir2MhNl6zX3w9As/xO23U

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

      3f75f6dfcf6592c2e3bcb3337941eff4796435c6eec85a8f59fff1384c889349

    • Size

      664KB

    • MD5

      7a492c8fcb240d0b36fa8099a4d551e0

    • SHA1

      db4c788f9c928d2585db59c09e9356a099bc8863

    • SHA256

      3f75f6dfcf6592c2e3bcb3337941eff4796435c6eec85a8f59fff1384c889349

    • SHA512

      816bdafa587506311786cdb7ae368e7d48a36ba63060c66e2613deb416dc5e2dca42b2001205777587ece7cb12507366bffcbac12b6b62a4d6f73da39138dbe1

    • SSDEEP

      12288:Z3u7pV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDYjmRS:qW4XWleKWNUir2MhNl6zX3w9As/xO23U

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks