Overview

overview

10

Static

static

3

9938cb08e6...11.exe

windows7-x64

10

9938cb08e6...11.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9938cb08e6233613d908f9096a10fe53549091ff44efd800daca3f7bc8823c11

  • Size

    120KB

  • Sample

    241225-a8p4dssnhk

  • MD5

    d9051cbd3b3ee211504830618dd0e148

  • SHA1

    2eee6754268ab1d31e3a147d22718bc8bce1f34b

  • SHA256

    9938cb08e6233613d908f9096a10fe53549091ff44efd800daca3f7bc8823c11

  • SHA512

    731f700f36cedf48f81dfc5f3b598732f4a0bde36e54dd48d7be4b480251c85cc732283811ea3e68005dc1c64f98a4c9def8cb45b058b93b37cd41da25519c5b

  • SSDEEP

    3072:dAB/k3D9tyimI+Ueaq203H/6TC+qF1SsB1bw4AVRrd9:dy/q9pmI+v99C81NBy9

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

      9938cb08e6233613d908f9096a10fe53549091ff44efd800daca3f7bc8823c11

    • Size

      120KB

    • MD5

      d9051cbd3b3ee211504830618dd0e148

    • SHA1

      2eee6754268ab1d31e3a147d22718bc8bce1f34b

    • SHA256

      9938cb08e6233613d908f9096a10fe53549091ff44efd800daca3f7bc8823c11

    • SHA512

      731f700f36cedf48f81dfc5f3b598732f4a0bde36e54dd48d7be4b480251c85cc732283811ea3e68005dc1c64f98a4c9def8cb45b058b93b37cd41da25519c5b

    • SSDEEP

      3072:dAB/k3D9tyimI+Ueaq203H/6TC+qF1SsB1bw4AVRrd9:dy/q9pmI+v99C81NBy9

    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