Overview

overview

10

Static

static

3

b50a0da710...4N.exe

windows7-x64

10

b50a0da710...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b50a0da7106a7effe10a354df1a09ba27e7d6a0b24a5869eb05bb0247b591a74N

  • Size

    123KB

  • Sample

    240921-bc2yraxeqb

  • MD5

    f01b070ce9955c23bc53d2126fd72ec0

  • SHA1

    3c4ecea1385d587e342f111a66237bc22f957f08

  • SHA256

    b50a0da7106a7effe10a354df1a09ba27e7d6a0b24a5869eb05bb0247b591a74

  • SHA512

    9c8bf3fac31674fbbcd84275e27c126d9c8033ad2b3689bc580a9d5ccec29b145d73a52532cd15795e86d98daa6d521fcc664ac3e6ab6dd7f295411f01981ebb

  • SSDEEP

    3072:ovONlu16lGlSb92PDcJ2NLu5MRYSa9rR85DEn5k7r8:gONo16SSIPDcJ2NLu5M4rQD85k/8

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

      b50a0da7106a7effe10a354df1a09ba27e7d6a0b24a5869eb05bb0247b591a74N

    • Size

      123KB

    • MD5

      f01b070ce9955c23bc53d2126fd72ec0

    • SHA1

      3c4ecea1385d587e342f111a66237bc22f957f08

    • SHA256

      b50a0da7106a7effe10a354df1a09ba27e7d6a0b24a5869eb05bb0247b591a74

    • SHA512

      9c8bf3fac31674fbbcd84275e27c126d9c8033ad2b3689bc580a9d5ccec29b145d73a52532cd15795e86d98daa6d521fcc664ac3e6ab6dd7f295411f01981ebb

    • SSDEEP

      3072:ovONlu16lGlSb92PDcJ2NLu5MRYSa9rR85DEn5k7r8:gONo16SSIPDcJ2NLu5M4rQD85k/8

    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