Overview

overview

10

Static

static

3

a8a9689f2a...98.exe

windows7-x64

10

a8a9689f2a...98.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a8a9689f2a3c1f2516d52a22bad654a059a08590387b55eabbfcdd1604c71f98

  • Size

    96KB

  • Sample

    241209-ccg41ssnfr

  • MD5

    b263a772c27c1f7628c98430bdd70313

  • SHA1

    c8bb69fd0773d4af73efeaea99d0b9a6b59e2619

  • SHA256

    a8a9689f2a3c1f2516d52a22bad654a059a08590387b55eabbfcdd1604c71f98

  • SHA512

    23770b4b2bcc876ecb6477472d47759ccaf1656de6057df8040dc950cdfc754799fc185ad92a2707125d4a4f56717ca96e690b199fc2f518e80d4f0bcf501b71

  • SSDEEP

    3072:N0/ZctAwYZ/eeOXoVoD1jEe+1HrtG9MW3+3l2X:wsy/coVoD1L2tGDuMX

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

      a8a9689f2a3c1f2516d52a22bad654a059a08590387b55eabbfcdd1604c71f98

    • Size

      96KB

    • MD5

      b263a772c27c1f7628c98430bdd70313

    • SHA1

      c8bb69fd0773d4af73efeaea99d0b9a6b59e2619

    • SHA256

      a8a9689f2a3c1f2516d52a22bad654a059a08590387b55eabbfcdd1604c71f98

    • SHA512

      23770b4b2bcc876ecb6477472d47759ccaf1656de6057df8040dc950cdfc754799fc185ad92a2707125d4a4f56717ca96e690b199fc2f518e80d4f0bcf501b71

    • SSDEEP

      3072:N0/ZctAwYZ/eeOXoVoD1jEe+1HrtG9MW3+3l2X:wsy/coVoD1L2tGDuMX

    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