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Overview

overview

10

Static

static

10

70b1eefe77...8N.exe

windows7-x64

10

70b1eefe77...8N.exe

windows10-2004-x64

10

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General

  • Target

    70b1eefe77c7520a274226028f7f7bc604e72109f8ed0d856aabfda6f6c9c5d8N

  • Size

    217KB

  • Sample

    241014-fa2mesyfng

  • MD5

    2e423de7b267d15076aee8a58c725860

  • SHA1

    14567afd53294283f521b478416bbd8e159fd674

  • SHA256

    70b1eefe77c7520a274226028f7f7bc604e72109f8ed0d856aabfda6f6c9c5d8

  • SHA512

    f735e45ae7b3ffb7dc11094f80bdd197f6d8a53dfdd024966bc36c18e77a853ffb1817b8e37c5caea2f786e043456aa7486a78091024be46040be728ca32dcd5

  • SSDEEP

    3072:rtUAhfWdQZh9tZVEX15teiGpO7eS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVD:CO+iZDtZVEF5eO7dZMGXF5ahdt3

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

      70b1eefe77c7520a274226028f7f7bc604e72109f8ed0d856aabfda6f6c9c5d8N

    • Size

      217KB

    • MD5

      2e423de7b267d15076aee8a58c725860

    • SHA1

      14567afd53294283f521b478416bbd8e159fd674

    • SHA256

      70b1eefe77c7520a274226028f7f7bc604e72109f8ed0d856aabfda6f6c9c5d8

    • SHA512

      f735e45ae7b3ffb7dc11094f80bdd197f6d8a53dfdd024966bc36c18e77a853ffb1817b8e37c5caea2f786e043456aa7486a78091024be46040be728ca32dcd5

    • SSDEEP

      3072:rtUAhfWdQZh9tZVEX15teiGpO7eS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVD:CO+iZDtZVEF5eO7dZMGXF5ahdt3

    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