Overview

overview

10

Static

static

3

42e3092874...9a.exe

windows7-x64

10

42e3092874...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    42e3092874680e393c4ddc3f0ece24dffa95f4ec11cb4358049c87902bab649a

  • Size

    128KB

  • Sample

    241224-1gg7ksxrcx

  • MD5

    e381c4175d9289192d0e7c176be66ed8

  • SHA1

    77fb533533eaafcc3466b6507cd23ae4091ce5ae

  • SHA256

    42e3092874680e393c4ddc3f0ece24dffa95f4ec11cb4358049c87902bab649a

  • SHA512

    ba10115ae94c6a8ee096addf1618381a7ad1b5ccb67764598e5651b9976f9f41da13c73a14298e673d4fef818bdcbede83ca047b5a5a161d12c6c1addbf05709

  • SSDEEP

    3072:NEBP2IP/ymyuWje2yE1kp7GJHcdwG1vrD0yFzzdH13+EE+RaZ6r+GDZnL:S/pyukhRJMP9zzd5IF6rfBL

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

      42e3092874680e393c4ddc3f0ece24dffa95f4ec11cb4358049c87902bab649a

    • Size

      128KB

    • MD5

      e381c4175d9289192d0e7c176be66ed8

    • SHA1

      77fb533533eaafcc3466b6507cd23ae4091ce5ae

    • SHA256

      42e3092874680e393c4ddc3f0ece24dffa95f4ec11cb4358049c87902bab649a

    • SHA512

      ba10115ae94c6a8ee096addf1618381a7ad1b5ccb67764598e5651b9976f9f41da13c73a14298e673d4fef818bdcbede83ca047b5a5a161d12c6c1addbf05709

    • SSDEEP

      3072:NEBP2IP/ymyuWje2yE1kp7GJHcdwG1vrD0yFzzdH13+EE+RaZ6r+GDZnL:S/pyukhRJMP9zzd5IF6rfBL

    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