Overview

overview

10

Static

static

3

a3aa408777...4e.exe

windows7-x64

10

a3aa408777...4e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a3aa408777f2a7187b1ea2d4f7b70d278ae4641b31a3e919cc6054cf5a4e7d4e

  • Size

    388KB

  • Sample

    241101-wrb14avngk

  • MD5

    cf78520ef656e81a66067c811306105f

  • SHA1

    df92431e3aa3366c627480779accdab1cab8b214

  • SHA256

    a3aa408777f2a7187b1ea2d4f7b70d278ae4641b31a3e919cc6054cf5a4e7d4e

  • SHA512

    95245c7a53c2a2df70c9b587e29ca81d74d04a4e47a65444b6a927a4181ee075a533f09f11b8f202caad56bd09ed7525eeaa21b7444f9efe93a12d45ebb26820

  • SSDEEP

    12288:0ZaJSLrpV6yYP4rbpV6yYPg058KpV6yYPy:4aJSLrW4XWleKWy

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

      a3aa408777f2a7187b1ea2d4f7b70d278ae4641b31a3e919cc6054cf5a4e7d4e

    • Size

      388KB

    • MD5

      cf78520ef656e81a66067c811306105f

    • SHA1

      df92431e3aa3366c627480779accdab1cab8b214

    • SHA256

      a3aa408777f2a7187b1ea2d4f7b70d278ae4641b31a3e919cc6054cf5a4e7d4e

    • SHA512

      95245c7a53c2a2df70c9b587e29ca81d74d04a4e47a65444b6a927a4181ee075a533f09f11b8f202caad56bd09ed7525eeaa21b7444f9efe93a12d45ebb26820

    • SSDEEP

      12288:0ZaJSLrpV6yYP4rbpV6yYPg058KpV6yYPy:4aJSLrW4XWleKWy

    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