Overview

overview

10

Static

static

10

74562e348a...4N.exe

windows7-x64

10

74562e348a...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    74562e348afdb9157cd2b1802c195e19f18b88d9c6a54dad9ba8fe38a40834b4N

  • Size

    128KB

  • Sample

    241002-qldpvaxhkp

  • MD5

    8fc05f4e029535eda91def0ca6cf86e0

  • SHA1

    49f298c87ce313818d19e28b7d082b3d3e253ece

  • SHA256

    74562e348afdb9157cd2b1802c195e19f18b88d9c6a54dad9ba8fe38a40834b4

  • SHA512

    d3b4c55337cd24af30aa1282414bf5e6d60793298cc56708167d2d43192aeaa6bfcff2c0c67b18ebb86e433a3e9502ab4358c014e99ed2f6b1054ad576b23212

  • SSDEEP

    3072:R+3u9VgEN59ub/b7x1CVMIuPzdH13+EE+RaZ6r+GDZnr:R+3u9VgEN59ub/b7x1CHuPzd5IF6rfBr

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

      74562e348afdb9157cd2b1802c195e19f18b88d9c6a54dad9ba8fe38a40834b4N

    • Size

      128KB

    • MD5

      8fc05f4e029535eda91def0ca6cf86e0

    • SHA1

      49f298c87ce313818d19e28b7d082b3d3e253ece

    • SHA256

      74562e348afdb9157cd2b1802c195e19f18b88d9c6a54dad9ba8fe38a40834b4

    • SHA512

      d3b4c55337cd24af30aa1282414bf5e6d60793298cc56708167d2d43192aeaa6bfcff2c0c67b18ebb86e433a3e9502ab4358c014e99ed2f6b1054ad576b23212

    • SSDEEP

      3072:R+3u9VgEN59ub/b7x1CVMIuPzdH13+EE+RaZ6r+GDZnr:R+3u9VgEN59ub/b7x1CHuPzd5IF6rfBr

    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