Overview

overview

10

Static

static

3

7f4b119c60...ed.exe

windows7-x64

10

7f4b119c60...ed.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7f4b119c60f8d8b24070ffc31829c97ee59c37a22eaa93974c649b20ae1abbed.exe

  • Size

    192KB

  • Sample

    241123-cjbwks1nbn

  • MD5

    9dcba720557dadf45803fde8580eba45

  • SHA1

    369cccf65772008ce81b135bbe1433e8c8473144

  • SHA256

    7f4b119c60f8d8b24070ffc31829c97ee59c37a22eaa93974c649b20ae1abbed

  • SHA512

    85dbfd512ae680e2c481cfc2572e8ce3f733c584abb4a45db394dfbcd060aadab860a7c3b548d063c9783cec8de84f17873d59f402427e602b6f1f80d7388450

  • SSDEEP

    1536:xJC/hWrixoxmiJI6zKykNe+iS4azOnCq9lA+mmyDCnouy8O6Nuf51TQmQM22OwJS:friEm+CPNqSyn/6oy2outkTy27zs

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

      7f4b119c60f8d8b24070ffc31829c97ee59c37a22eaa93974c649b20ae1abbed.exe

    • Size

      192KB

    • MD5

      9dcba720557dadf45803fde8580eba45

    • SHA1

      369cccf65772008ce81b135bbe1433e8c8473144

    • SHA256

      7f4b119c60f8d8b24070ffc31829c97ee59c37a22eaa93974c649b20ae1abbed

    • SHA512

      85dbfd512ae680e2c481cfc2572e8ce3f733c584abb4a45db394dfbcd060aadab860a7c3b548d063c9783cec8de84f17873d59f402427e602b6f1f80d7388450

    • SSDEEP

      1536:xJC/hWrixoxmiJI6zKykNe+iS4azOnCq9lA+mmyDCnouy8O6Nuf51TQmQM22OwJS:friEm+CPNqSyn/6oy2outkTy27zs

    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