Overview

overview

10

Static

static

10

bbb8237748...c8.exe

windows7-x64

10

bbb8237748...c8.exe

windows10-2004-x64

10

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General

  • Target

    bbb8237748c0dc3773555d048e1ffe78e781ac6575cb8c6c2a779a02384050c8.exe

  • Size

    324KB

  • Sample

    241222-pc3f6sxrfr

  • MD5

    399717d835d04ead06b153f5f04c3551

  • SHA1

    f6feae950a7cc811bcaf7cb831f8059033e543ad

  • SHA256

    bbb8237748c0dc3773555d048e1ffe78e781ac6575cb8c6c2a779a02384050c8

  • SHA512

    5619124348180d5bf470ed5ad2d4e7dcac0cfcff414fa7e16665bf932f3d8ce198c0927e9094ce8448a787e8caa537be7948d4a340952d529ef06d060af3b429

  • SSDEEP

    6144:YZUqSa4j5QiOHF6azd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8wU:YRAexHTp5IFy5BcVPINRFYpfZvTmAWqI

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

      bbb8237748c0dc3773555d048e1ffe78e781ac6575cb8c6c2a779a02384050c8.exe

    • Size

      324KB

    • MD5

      399717d835d04ead06b153f5f04c3551

    • SHA1

      f6feae950a7cc811bcaf7cb831f8059033e543ad

    • SHA256

      bbb8237748c0dc3773555d048e1ffe78e781ac6575cb8c6c2a779a02384050c8

    • SHA512

      5619124348180d5bf470ed5ad2d4e7dcac0cfcff414fa7e16665bf932f3d8ce198c0927e9094ce8448a787e8caa537be7948d4a340952d529ef06d060af3b429

    • SSDEEP

      6144:YZUqSa4j5QiOHF6azd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8wU:YRAexHTp5IFy5BcVPINRFYpfZvTmAWqI

    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