Overview

overview

10

Static

static

3

331c9cbd2d...4d.exe

windows7-x64

10

331c9cbd2d...4d.exe

windows10-2004-x64

10

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General

  • Target

    331c9cbd2d4bf182dc3d7b53c60aedde0db35dd68e530d149bd4bcff447a934d

  • Size

    89KB

  • Sample

    241123-zxhmlssphn

  • MD5

    beb0e0aa0e69b85b9bba81e45894c2a1

  • SHA1

    dc242b92a7eb30a535b76005d214eadfbc14af7d

  • SHA256

    331c9cbd2d4bf182dc3d7b53c60aedde0db35dd68e530d149bd4bcff447a934d

  • SHA512

    b6b4bf13d772e6e7680701c8566e38251b8dbaac25f2c4d39fef99528749ef52dc804334151ae746ade3f42f1cbe20df0dab516492f841954c6b22ba51f31f6b

  • SSDEEP

    1536:bt7uyMmdMwcgb+V2rtseyubmY0rFRQzD68a+VMKKTRVGFtUhQfR1WRaROR8R7:btNM4Jb8Xs6eyr4MKy3G7UEqMM6J

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

      331c9cbd2d4bf182dc3d7b53c60aedde0db35dd68e530d149bd4bcff447a934d

    • Size

      89KB

    • MD5

      beb0e0aa0e69b85b9bba81e45894c2a1

    • SHA1

      dc242b92a7eb30a535b76005d214eadfbc14af7d

    • SHA256

      331c9cbd2d4bf182dc3d7b53c60aedde0db35dd68e530d149bd4bcff447a934d

    • SHA512

      b6b4bf13d772e6e7680701c8566e38251b8dbaac25f2c4d39fef99528749ef52dc804334151ae746ade3f42f1cbe20df0dab516492f841954c6b22ba51f31f6b

    • SSDEEP

      1536:bt7uyMmdMwcgb+V2rtseyubmY0rFRQzD68a+VMKKTRVGFtUhQfR1WRaROR8R7:btNM4Jb8Xs6eyr4MKy3G7UEqMM6J

    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