Overview

overview

10

Static

static

3

3cd16ac6f3...31.exe

windows7-x64

10

3cd16ac6f3...31.exe

windows10-2004-x64

10

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General

  • Target

    3cd16ac6f35554f55fd2b44543bd5cb9079c20f0f2a760403451f5382e41e931

  • Size

    93KB

  • Sample

    241207-1krkesvpdw

  • MD5

    f1f16e112108d308f3758098a1f7dd6f

  • SHA1

    f1d6608c28a5f1adf187d3d3313e0b9990dc35ff

  • SHA256

    3cd16ac6f35554f55fd2b44543bd5cb9079c20f0f2a760403451f5382e41e931

  • SHA512

    d46cda5f373fc37377e8e3aae2e995f11595f6075334b8880db5ee5b351e67bbd3cda8b1c09b5a83a78eaeb20e0f3faa4d3d7be09caf0713a8fb61221c1dce78

  • SSDEEP

    1536:zbrO2Pvly0eii6TMWnrhJAHR+qeO+sa5zwsRQdRkRLJzeLD9N0iQGRNQR8RyV+3i:zbr/PvychJsEsahvedSJdEN0s4WE+3

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

      3cd16ac6f35554f55fd2b44543bd5cb9079c20f0f2a760403451f5382e41e931

    • Size

      93KB

    • MD5

      f1f16e112108d308f3758098a1f7dd6f

    • SHA1

      f1d6608c28a5f1adf187d3d3313e0b9990dc35ff

    • SHA256

      3cd16ac6f35554f55fd2b44543bd5cb9079c20f0f2a760403451f5382e41e931

    • SHA512

      d46cda5f373fc37377e8e3aae2e995f11595f6075334b8880db5ee5b351e67bbd3cda8b1c09b5a83a78eaeb20e0f3faa4d3d7be09caf0713a8fb61221c1dce78

    • SSDEEP

      1536:zbrO2Pvly0eii6TMWnrhJAHR+qeO+sa5zwsRQdRkRLJzeLD9N0iQGRNQR8RyV+3i:zbr/PvychJsEsahvedSJdEN0s4WE+3

    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