Overview

overview

10

Static

static

10

d4f7367595...4b.exe

windows7-x64

10

d4f7367595...4b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d4f73675950cf3d8ca02dbe6bbab4c22fd4cc7516b8d65a294083cfd423d6c4b

  • Size

    472KB

  • Sample

    241208-d1cd4szpdv

  • MD5

    a1c087ba7e041fca26a728fac909f4a7

  • SHA1

    eb0903a18e20ca7e5b5b1a89f9da765e18d75737

  • SHA256

    d4f73675950cf3d8ca02dbe6bbab4c22fd4cc7516b8d65a294083cfd423d6c4b

  • SHA512

    d05e1648fd6428f3710c611c8c663a032d0cbff0201e1f53e02a264cdc9d5822da8c35ff582bd99e211561de61b7f710044e82dbfc377d50b5f0917843f9cd57

  • SSDEEP

    12288:AFlNw16H1b5ByvNv54B9f01ZmHByvNv51lZlP5Po53rC1kWNH1yfMN1xCTr3huvH:AxwgHwvr4B9f01ZmQvr1vt

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

      d4f73675950cf3d8ca02dbe6bbab4c22fd4cc7516b8d65a294083cfd423d6c4b

    • Size

      472KB

    • MD5

      a1c087ba7e041fca26a728fac909f4a7

    • SHA1

      eb0903a18e20ca7e5b5b1a89f9da765e18d75737

    • SHA256

      d4f73675950cf3d8ca02dbe6bbab4c22fd4cc7516b8d65a294083cfd423d6c4b

    • SHA512

      d05e1648fd6428f3710c611c8c663a032d0cbff0201e1f53e02a264cdc9d5822da8c35ff582bd99e211561de61b7f710044e82dbfc377d50b5f0917843f9cd57

    • SSDEEP

      12288:AFlNw16H1b5ByvNv54B9f01ZmHByvNv51lZlP5Po53rC1kWNH1yfMN1xCTr3huvH:AxwgHwvr4B9f01ZmQvr1vt

    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