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Overview

overview

10

Static

static

3

3b3916a921...6f.exe

windows7-x64

10

3b3916a921...6f.exe

windows10-2004-x64

10

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General

  • Target

    3b3916a921c11b24143fcb19e1bb1d6ebf753f5c5aaad4f9a651790a9ae0706f.exe

  • Size

    136KB

  • Sample

    241222-p7draszjgl

  • MD5

    d7c504c4cb26fe5b96e0566652e8c595

  • SHA1

    67af439e1daee99f8abaefbdc6acd65ea5c4c9d4

  • SHA256

    3b3916a921c11b24143fcb19e1bb1d6ebf753f5c5aaad4f9a651790a9ae0706f

  • SHA512

    45677ffbc3e2c7aa04e5a5a55d1c6fde0bf5bf4d15f1735ce0c68cf32ec24e17e5c9df654663a3cac8c78db5ee8c9415b7dbef35f48f366284464f3a5f89edd5

  • SSDEEP

    1536:A7wMh5BNzDDoD0RNl9fmCkE1d0BoW3Ip/jfPic4F+g+djz0cZ44mjD9r823FQ75n:VMhTNPDoD0V9fHWY/wD+ii/mjRrz3Ob

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

      3b3916a921c11b24143fcb19e1bb1d6ebf753f5c5aaad4f9a651790a9ae0706f.exe

    • Size

      136KB

    • MD5

      d7c504c4cb26fe5b96e0566652e8c595

    • SHA1

      67af439e1daee99f8abaefbdc6acd65ea5c4c9d4

    • SHA256

      3b3916a921c11b24143fcb19e1bb1d6ebf753f5c5aaad4f9a651790a9ae0706f

    • SHA512

      45677ffbc3e2c7aa04e5a5a55d1c6fde0bf5bf4d15f1735ce0c68cf32ec24e17e5c9df654663a3cac8c78db5ee8c9415b7dbef35f48f366284464f3a5f89edd5

    • SSDEEP

      1536:A7wMh5BNzDDoD0RNl9fmCkE1d0BoW3Ip/jfPic4F+g+djz0cZ44mjD9r823FQ75n:VMhTNPDoD0V9fHWY/wD+ii/mjRrz3Ob

    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