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Overview

overview

10

Static

static

3

83b61d2ebb...1N.exe

windows7-x64

10

83b61d2ebb...1N.exe

windows10-2004-x64

10

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General

  • Target

    83b61d2ebbd4bcf88aeef7b0fbc11c94858332c020b7992b7751d07a24bb7be1N

  • Size

    109KB

  • Sample

    241004-mdlhyasgra

  • MD5

    70cd090eb8e4ab43c57ce60bd9fd0790

  • SHA1

    a856cfc71dfd8ce1231b02c61d09bed392c06a43

  • SHA256

    83b61d2ebbd4bcf88aeef7b0fbc11c94858332c020b7992b7751d07a24bb7be1

  • SHA512

    985c5fd28bcdf6b43c1d811acb7247d9f26611fffbc0a3dae9422653e48c0c7c6d86c4ad8ca2cfe8136dca6122d0c0d4154dbfbf79c6ea0c58c1fc67e209dcb2

  • SSDEEP

    3072:OVtmA0QUHpnpVnBCJ9mLCqwzBu1DjHLMVDqqkSpR:OJ0QUJnpVEJ9iwtu1DjrFqhz

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

      83b61d2ebbd4bcf88aeef7b0fbc11c94858332c020b7992b7751d07a24bb7be1N

    • Size

      109KB

    • MD5

      70cd090eb8e4ab43c57ce60bd9fd0790

    • SHA1

      a856cfc71dfd8ce1231b02c61d09bed392c06a43

    • SHA256

      83b61d2ebbd4bcf88aeef7b0fbc11c94858332c020b7992b7751d07a24bb7be1

    • SHA512

      985c5fd28bcdf6b43c1d811acb7247d9f26611fffbc0a3dae9422653e48c0c7c6d86c4ad8ca2cfe8136dca6122d0c0d4154dbfbf79c6ea0c58c1fc67e209dcb2

    • SSDEEP

      3072:OVtmA0QUHpnpVnBCJ9mLCqwzBu1DjHLMVDqqkSpR:OJ0QUJnpVEJ9iwtu1DjrFqhz

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks