Overview

overview

10

Static

static

10

1e4d3f9ba7...ea.exe

windows7-x64

10

1e4d3f9ba7...ea.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1e4d3f9ba7c2561e3ddfd3329d192be61a24f6ceabbeae36066723b65c1f29ea

  • Size

    482KB

  • Sample

    241222-y5fbsaykek

  • MD5

    d73a14cfa9c28b25d72aae453ae1f8c0

  • SHA1

    db2a3a0eadc00ba8a369827c5a4b040c1327cdc2

  • SHA256

    1e4d3f9ba7c2561e3ddfd3329d192be61a24f6ceabbeae36066723b65c1f29ea

  • SHA512

    4917476b7f71a18860dce581ad64ed9292617355256711cafeb80c83893d419d65332f28b63e634f52ff1d59a2d8f18fc7f6356a2752edef29500d7684df8edf

  • SSDEEP

    12288:NXakS89wNOJSLrpV6yYP4rbpV6yYPg058KpV6yYP8OThj:YkH9qOJSLrW4XWleKW8OThj

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

      1e4d3f9ba7c2561e3ddfd3329d192be61a24f6ceabbeae36066723b65c1f29ea

    • Size

      482KB

    • MD5

      d73a14cfa9c28b25d72aae453ae1f8c0

    • SHA1

      db2a3a0eadc00ba8a369827c5a4b040c1327cdc2

    • SHA256

      1e4d3f9ba7c2561e3ddfd3329d192be61a24f6ceabbeae36066723b65c1f29ea

    • SHA512

      4917476b7f71a18860dce581ad64ed9292617355256711cafeb80c83893d419d65332f28b63e634f52ff1d59a2d8f18fc7f6356a2752edef29500d7684df8edf

    • SSDEEP

      12288:NXakS89wNOJSLrpV6yYP4rbpV6yYPg058KpV6yYP8OThj:YkH9qOJSLrW4XWleKW8OThj

    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

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks