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Overview

overview

10

Static

static

3

8931f156e6...0N.exe

windows7-x64

10

8931f156e6...0N.exe

windows10-2004-x64

10

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General

  • Target

    8931f156e6e992c22f97bbaa6e6f11f793270197624659ad6eb948f7f5967ed0N

  • Size

    661KB

  • Sample

    241010-vgzhzaweje

  • MD5

    a1ee201a9e32983c7216a6345b5384b0

  • SHA1

    d93849e60d73645a0b2817bd91d35d3519d7be2a

  • SHA256

    8931f156e6e992c22f97bbaa6e6f11f793270197624659ad6eb948f7f5967ed0

  • SHA512

    9dd8fdb68dde8529005ff12cb525f4d9753b15517d2efa1952e3cb42394bc1cbd9386d8ed38610368f6ffa58b5666af4e5d82948dc6f970564b5544d939d7a48

  • SSDEEP

    12288:SIt104K8pV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDs:SIRW4XWleKWNUir2MhNl6zX3w9As/xOn

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      8931f156e6e992c22f97bbaa6e6f11f793270197624659ad6eb948f7f5967ed0N

    • Size

      661KB

    • MD5

      a1ee201a9e32983c7216a6345b5384b0

    • SHA1

      d93849e60d73645a0b2817bd91d35d3519d7be2a

    • SHA256

      8931f156e6e992c22f97bbaa6e6f11f793270197624659ad6eb948f7f5967ed0

    • SHA512

      9dd8fdb68dde8529005ff12cb525f4d9753b15517d2efa1952e3cb42394bc1cbd9386d8ed38610368f6ffa58b5666af4e5d82948dc6f970564b5544d939d7a48

    • SSDEEP

      12288:SIt104K8pV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDs:SIRW4XWleKWNUir2MhNl6zX3w9As/xOn

    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