Overview

overview

10

Static

static

3

b3c2179d68...dN.exe

windows7-x64

10

b3c2179d68...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b3c2179d68963fe9781e7aa6f860c221d2a7f06475780735f0122495ab1f6a5dN.exe

  • Size

    97KB

  • Sample

    241225-tqn8xsyjhq

  • MD5

    a0a8227d87ce12f03253af730f4f4710

  • SHA1

    02c0b049c96942be732604b1eaa4165fb8a0819d

  • SHA256

    b3c2179d68963fe9781e7aa6f860c221d2a7f06475780735f0122495ab1f6a5d

  • SHA512

    823e28b9d35d56c00b436d81c342e6be1778cbd1bb54e14d8be78c934cd91b4a8bd4714599ca900137a6145bb3a92e621bfdb9edaababa82bf51ee414c660e48

  • SSDEEP

    1536:lL/sly2eUoyZd8mIzdA/TC+ieoOCiwgdR56HjvJXeYZ6:Z2ekd81KTyZiFvWjJXeK6

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

      b3c2179d68963fe9781e7aa6f860c221d2a7f06475780735f0122495ab1f6a5dN.exe

    • Size

      97KB

    • MD5

      a0a8227d87ce12f03253af730f4f4710

    • SHA1

      02c0b049c96942be732604b1eaa4165fb8a0819d

    • SHA256

      b3c2179d68963fe9781e7aa6f860c221d2a7f06475780735f0122495ab1f6a5d

    • SHA512

      823e28b9d35d56c00b436d81c342e6be1778cbd1bb54e14d8be78c934cd91b4a8bd4714599ca900137a6145bb3a92e621bfdb9edaababa82bf51ee414c660e48

    • SSDEEP

      1536:lL/sly2eUoyZd8mIzdA/TC+ieoOCiwgdR56HjvJXeYZ6:Z2ekd81KTyZiFvWjJXeK6

    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