Overview

overview

10

Static

static

3

25177d6b00...e5.exe

windows7-x64

10

25177d6b00...e5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    25177d6b00616eec05616e28faf39e8e807ad7087c39c0b2f9c059c98ae270e5

  • Size

    448KB

  • Sample

    241207-zgbjcssnds

  • MD5

    db668b75349c5e0d53859fa08d7c9315

  • SHA1

    1370db87d8678ef0135cc50bff259169068e8fd7

  • SHA256

    25177d6b00616eec05616e28faf39e8e807ad7087c39c0b2f9c059c98ae270e5

  • SHA512

    1496a8e668ceb06cbdd946121ebac06cb9b72cd16f70cec01c212d7baa3402c266d17951fb8decd3077f006bb0e56579c1076e6c1473942eeac4ce0fe6f1cc65

  • SSDEEP

    6144:MfxFjeqXbc8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloF:MZFCqA87g7/VycgE81l2

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

      25177d6b00616eec05616e28faf39e8e807ad7087c39c0b2f9c059c98ae270e5

    • Size

      448KB

    • MD5

      db668b75349c5e0d53859fa08d7c9315

    • SHA1

      1370db87d8678ef0135cc50bff259169068e8fd7

    • SHA256

      25177d6b00616eec05616e28faf39e8e807ad7087c39c0b2f9c059c98ae270e5

    • SHA512

      1496a8e668ceb06cbdd946121ebac06cb9b72cd16f70cec01c212d7baa3402c266d17951fb8decd3077f006bb0e56579c1076e6c1473942eeac4ce0fe6f1cc65

    • SSDEEP

      6144:MfxFjeqXbc8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloF:MZFCqA87g7/VycgE81l2

    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