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Overview

overview

10

Static

static

3

a1b8c9d4cc...bN.exe

windows7-x64

10

a1b8c9d4cc...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a1b8c9d4cc9e0f7c22132abf8afa6b68b90f0d4213becf8eb2556e9b44f38a0bN

  • Size

    97KB

  • Sample

    241006-k87zba1cqc

  • MD5

    b9695a1b097e3db789bafffaf7cefad0

  • SHA1

    05fcf6b63ccc108f4349d28dd989fce937281a56

  • SHA256

    a1b8c9d4cc9e0f7c22132abf8afa6b68b90f0d4213becf8eb2556e9b44f38a0b

  • SHA512

    24a05b81f967cecfd81d07c660730e2723518109afc15a959a74b48084a8fb01ea2957caac4315dcd4571b4f39bde2e2a4b4fad06fe863b92e782651439c0439

  • SSDEEP

    1536:Z7ASTQCgn6zH7Ebfe0NaUWCHx+EtmzvxJQnVN2AGeMpQZ//zfExko61o5vJXeYZ6:nngJbfecakxYbxwVNVGvpULfto5JXeK6

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

      a1b8c9d4cc9e0f7c22132abf8afa6b68b90f0d4213becf8eb2556e9b44f38a0bN

    • Size

      97KB

    • MD5

      b9695a1b097e3db789bafffaf7cefad0

    • SHA1

      05fcf6b63ccc108f4349d28dd989fce937281a56

    • SHA256

      a1b8c9d4cc9e0f7c22132abf8afa6b68b90f0d4213becf8eb2556e9b44f38a0b

    • SHA512

      24a05b81f967cecfd81d07c660730e2723518109afc15a959a74b48084a8fb01ea2957caac4315dcd4571b4f39bde2e2a4b4fad06fe863b92e782651439c0439

    • SSDEEP

      1536:Z7ASTQCgn6zH7Ebfe0NaUWCHx+EtmzvxJQnVN2AGeMpQZ//zfExko61o5vJXeYZ6:nngJbfecakxYbxwVNVGvpULfto5JXeK6

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks