Overview

overview

10

Static

static

3

b05d58f29d...40.exe

windows7-x64

10

b05d58f29d...40.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b05d58f29d55b239811b21c9a4bb9aa5cdbd0c60bdb7fac213490466f8fd0440

  • Size

    844KB

  • Sample

    241123-cxv7dawke1

  • MD5

    d14fe515ac440987f89411f798eab847

  • SHA1

    b485628572c6a26cd3f20b31dcb8bee265923003

  • SHA256

    b05d58f29d55b239811b21c9a4bb9aa5cdbd0c60bdb7fac213490466f8fd0440

  • SHA512

    0aa36545e7649121d81011fc1909533a5cdad62a33b16429039191a1e66feb6cb8b3b6769fc354b22f5b3b739f7bc6eecd13b6de81cbf388c2e13a3615962256

  • SSDEEP

    24576:/uhH5W3TnbQihMpQnqrdX72LbY6x46uR/qYglMi:/MH5W3TbQihw+cdX2x46uhqllMi

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      b05d58f29d55b239811b21c9a4bb9aa5cdbd0c60bdb7fac213490466f8fd0440

    • Size

      844KB

    • MD5

      d14fe515ac440987f89411f798eab847

    • SHA1

      b485628572c6a26cd3f20b31dcb8bee265923003

    • SHA256

      b05d58f29d55b239811b21c9a4bb9aa5cdbd0c60bdb7fac213490466f8fd0440

    • SHA512

      0aa36545e7649121d81011fc1909533a5cdad62a33b16429039191a1e66feb6cb8b3b6769fc354b22f5b3b739f7bc6eecd13b6de81cbf388c2e13a3615962256

    • SSDEEP

      24576:/uhH5W3TnbQihMpQnqrdX72LbY6x46uR/qYglMi:/MH5W3TbQihw+cdX2x46uhqllMi

    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