Overview

overview

10

Static

static

3

b0d789f4f5...da.exe

windows7-x64

10

b0d789f4f5...da.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b0d789f4f55aa8b4957b6ff8c9b4c36f8056516064bedc80ba7cda97774adada.exe

  • Size

    87KB

  • Sample

    241119-vdez6ayhjp

  • MD5

    6f527ae6930fe87364e49ff06a9ec672

  • SHA1

    a0eed58d6410703d4dec182d1c3886e804a983b7

  • SHA256

    b0d789f4f55aa8b4957b6ff8c9b4c36f8056516064bedc80ba7cda97774adada

  • SHA512

    f96589393c81227aa70f90713f6269f92d47184a9b20317d23d6ff81494da11ae0f812052d8a54312656fce92edf82f37ae80ad19a4aacde3fdddce3835ebbb8

  • SSDEEP

    1536:V7yrw1tmOtJQgdOql1OTW9p5Pv3pKNmoRQ4mRSRBDNrR0RVe7R6R8RPD2z5:p77Ll1OTKXH3pKXeXAnDlmbGcGFDe5

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

      b0d789f4f55aa8b4957b6ff8c9b4c36f8056516064bedc80ba7cda97774adada.exe

    • Size

      87KB

    • MD5

      6f527ae6930fe87364e49ff06a9ec672

    • SHA1

      a0eed58d6410703d4dec182d1c3886e804a983b7

    • SHA256

      b0d789f4f55aa8b4957b6ff8c9b4c36f8056516064bedc80ba7cda97774adada

    • SHA512

      f96589393c81227aa70f90713f6269f92d47184a9b20317d23d6ff81494da11ae0f812052d8a54312656fce92edf82f37ae80ad19a4aacde3fdddce3835ebbb8

    • SSDEEP

      1536:V7yrw1tmOtJQgdOql1OTW9p5Pv3pKNmoRQ4mRSRBDNrR0RVe7R6R8RPD2z5:p77Ll1OTKXH3pKXeXAnDlmbGcGFDe5

    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