Overview

overview

10

Static

static

3

4b232cf373...3N.exe

windows7-x64

10

4b232cf373...3N.exe

windows10-2004-x64

10

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General

  • Target

    4b232cf373d0502b02b61195d61b5c8b03c6d60291adaca27711c53de23a04d3N.exe

  • Size

    448KB

  • Sample

    241130-f1jvasypbn

  • MD5

    b53c4d62f72d822c1b4dc578b6c28440

  • SHA1

    7a4cdf534b4714c357721c342757c332c724f686

  • SHA256

    4b232cf373d0502b02b61195d61b5c8b03c6d60291adaca27711c53de23a04d3

  • SHA512

    a3028185b4955cacc42d851789db4f1417be75b35f40dbd1a4541daddb0dc08d2790484ae467c235d25e91bd35d84ab3394d2ca6d587ab8b4a5c8585eda2a050

  • SSDEEP

    6144:j2zaqcRcS7boe/FM6234lKm3mo8Yvi4KsLTFM6234lKm3r8SeNpgdyuH1lZfRo0+:jYdTSnFB24lwR45FB24lJ87g7/VM

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

      4b232cf373d0502b02b61195d61b5c8b03c6d60291adaca27711c53de23a04d3N.exe

    • Size

      448KB

    • MD5

      b53c4d62f72d822c1b4dc578b6c28440

    • SHA1

      7a4cdf534b4714c357721c342757c332c724f686

    • SHA256

      4b232cf373d0502b02b61195d61b5c8b03c6d60291adaca27711c53de23a04d3

    • SHA512

      a3028185b4955cacc42d851789db4f1417be75b35f40dbd1a4541daddb0dc08d2790484ae467c235d25e91bd35d84ab3394d2ca6d587ab8b4a5c8585eda2a050

    • SSDEEP

      6144:j2zaqcRcS7boe/FM6234lKm3mo8Yvi4KsLTFM6234lKm3r8SeNpgdyuH1lZfRo0+:jYdTSnFB24lwR45FB24lJ87g7/VM

    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