Overview

overview

10

Static

static

10

17b4d56592...8c.exe

windows7-x64

10

17b4d56592...8c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    17b4d565924382c584b3cb57dd8d1c02705d84a18d6e92bcae5a079d7675b68c

  • Size

    123KB

  • Sample

    241224-yqfc8swkbv

  • MD5

    a9f3fbe46714d61caba6a8ebcaa29958

  • SHA1

    ecfd8530aa4f3867408207cab82a22537896206b

  • SHA256

    17b4d565924382c584b3cb57dd8d1c02705d84a18d6e92bcae5a079d7675b68c

  • SHA512

    986f6670c667a1d969a90cf7efa193cf2c5aaf89237cd51c5213bbb225cef73653242691022315fa926381feb240a4a62b8491f955dc5a6a5af5d1ac4a2c2f2a

  • SSDEEP

    1536:C490HgkBCwsc3RvYuKesPAzRYSw1mir8CAjXoiDEuGg0opGCR98:CzCwscSVczRYSa9rR85DEn5k7r8

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

      17b4d565924382c584b3cb57dd8d1c02705d84a18d6e92bcae5a079d7675b68c

    • Size

      123KB

    • MD5

      a9f3fbe46714d61caba6a8ebcaa29958

    • SHA1

      ecfd8530aa4f3867408207cab82a22537896206b

    • SHA256

      17b4d565924382c584b3cb57dd8d1c02705d84a18d6e92bcae5a079d7675b68c

    • SHA512

      986f6670c667a1d969a90cf7efa193cf2c5aaf89237cd51c5213bbb225cef73653242691022315fa926381feb240a4a62b8491f955dc5a6a5af5d1ac4a2c2f2a

    • SSDEEP

      1536:C490HgkBCwsc3RvYuKesPAzRYSw1mir8CAjXoiDEuGg0opGCR98:CzCwscSVczRYSa9rR85DEn5k7r8

    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