Overview

overview

10

Static

static

3

b3d1ab262f...bN.exe

windows7-x64

10

b3d1ab262f...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b3d1ab262fc6189a99d9db55fbfe23fa732a1233a8e28b86277245ecf554f39bN

  • Size

    71KB

  • Sample

    241003-dvrxlssaqn

  • MD5

    f145029dca8b0897cea3c666163971e0

  • SHA1

    b45f9f83e2b6227ada7bef4f0acf746e0ea7e2df

  • SHA256

    b3d1ab262fc6189a99d9db55fbfe23fa732a1233a8e28b86277245ecf554f39b

  • SHA512

    8c1722933e5c258a4acf09f842dc68910c05ac312a5ef6b50b9e1cc99e7efeaa67269398350770b864d1aec642d5ccf69fcb48f4b42d28180cd13cc819ee1ac4

  • SSDEEP

    1536:8NUzS4AoKPbQcc3jWmG6wVM27uiCAhcfbmpow2CMRQ8DbEyRCRRRoR4Rk:I145rcc3SmoM2KAufbmpLaeaEy032ya

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

      b3d1ab262fc6189a99d9db55fbfe23fa732a1233a8e28b86277245ecf554f39bN

    • Size

      71KB

    • MD5

      f145029dca8b0897cea3c666163971e0

    • SHA1

      b45f9f83e2b6227ada7bef4f0acf746e0ea7e2df

    • SHA256

      b3d1ab262fc6189a99d9db55fbfe23fa732a1233a8e28b86277245ecf554f39b

    • SHA512

      8c1722933e5c258a4acf09f842dc68910c05ac312a5ef6b50b9e1cc99e7efeaa67269398350770b864d1aec642d5ccf69fcb48f4b42d28180cd13cc819ee1ac4

    • SSDEEP

      1536:8NUzS4AoKPbQcc3jWmG6wVM27uiCAhcfbmpow2CMRQ8DbEyRCRRRoR4Rk:I145rcc3SmoM2KAufbmpLaeaEy032ya

    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