Overview

overview

10

Static

static

3

3f4c704a08...ac.exe

windows7-x64

10

3f4c704a08...ac.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3f4c704a0859236767fd2ecad45d8181cb3513fe2db151dbcd23234d48ea28ac

  • Size

    96KB

  • Sample

    241123-1gnpcstqbm

  • MD5

    e086785b43239c271dfa9d3b4535af09

  • SHA1

    87498aa1a86629f3c978ac3b3c5351f66d9c3842

  • SHA256

    3f4c704a0859236767fd2ecad45d8181cb3513fe2db151dbcd23234d48ea28ac

  • SHA512

    eb393aeb18cbca9d9764df7734bb36b7d2a5317697e28941aed6715d2aca573beebd55a70ff53872bdd1de0be9e9281e00aeef4ffb0bafb37572438c1eb1db79

  • SSDEEP

    1536:ePAsj7qJNd2tWknsiqTQIspcQ0YZMXKRk9GaAjWbjtKBvU:ePh7tt+PTQIspJ4KRk0VwtCU

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

      3f4c704a0859236767fd2ecad45d8181cb3513fe2db151dbcd23234d48ea28ac

    • Size

      96KB

    • MD5

      e086785b43239c271dfa9d3b4535af09

    • SHA1

      87498aa1a86629f3c978ac3b3c5351f66d9c3842

    • SHA256

      3f4c704a0859236767fd2ecad45d8181cb3513fe2db151dbcd23234d48ea28ac

    • SHA512

      eb393aeb18cbca9d9764df7734bb36b7d2a5317697e28941aed6715d2aca573beebd55a70ff53872bdd1de0be9e9281e00aeef4ffb0bafb37572438c1eb1db79

    • SSDEEP

      1536:ePAsj7qJNd2tWknsiqTQIspcQ0YZMXKRk9GaAjWbjtKBvU:ePh7tt+PTQIspJ4KRk0VwtCU

    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