Overview

overview

10

Static

static

3

7a1ea0b86b...dN.exe

windows7-x64

10

7a1ea0b86b...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7a1ea0b86bde2d2f3d08e08027a4f7e4762d2f40db6ac48fc06c9fa041da095dN

  • Size

    290KB

  • Sample

    240930-2z6hkatbpg

  • MD5

    ae80c16847d6d738bb333f0be8bdeae0

  • SHA1

    04529b2c5f14d3c296785809f61c90d6d84c102f

  • SHA256

    7a1ea0b86bde2d2f3d08e08027a4f7e4762d2f40db6ac48fc06c9fa041da095d

  • SHA512

    2d09b7e0f74590d1e8913acbef5ce749effe292405a468d7c81301c802fca37106f839cef8ace5924d018891659759dcd44bfa0c791c113a893847153d84f64e

  • SSDEEP

    3072:zFsjFKHhGG6hgHq/Wp+YmKfxgQdxvzSTsXXoT2971qqWMuA7ZCgHq/Wp+YmKfxg8:xAFvG6hUmKyIxLDXXoq9FJZCUmKyIxL

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

      7a1ea0b86bde2d2f3d08e08027a4f7e4762d2f40db6ac48fc06c9fa041da095dN

    • Size

      290KB

    • MD5

      ae80c16847d6d738bb333f0be8bdeae0

    • SHA1

      04529b2c5f14d3c296785809f61c90d6d84c102f

    • SHA256

      7a1ea0b86bde2d2f3d08e08027a4f7e4762d2f40db6ac48fc06c9fa041da095d

    • SHA512

      2d09b7e0f74590d1e8913acbef5ce749effe292405a468d7c81301c802fca37106f839cef8ace5924d018891659759dcd44bfa0c791c113a893847153d84f64e

    • SSDEEP

      3072:zFsjFKHhGG6hgHq/Wp+YmKfxgQdxvzSTsXXoT2971qqWMuA7ZCgHq/Wp+YmKfxg8:xAFvG6hUmKyIxLDXXoq9FJZCUmKyIxL

    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