Overview

overview

10

Static

static

3

b6b9ae4b0d...f9.exe

windows7-x64

10

b6b9ae4b0d...f9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b6b9ae4b0d3e097e66ad3a7e11b8726f6db95ebe9a47723aba4fdde274daa5f9

  • Size

    104KB

  • Sample

    241123-c9k7yawndz

  • MD5

    cdaa9b3e70e231a83360fc9784d8ec83

  • SHA1

    8be2b8393430acd4e7933c6709d8f4dee2372920

  • SHA256

    b6b9ae4b0d3e097e66ad3a7e11b8726f6db95ebe9a47723aba4fdde274daa5f9

  • SHA512

    d4abe159c3ca3691c983e80e496cb0be472976c8abcf038664f133444ef36a09f51575ad1084e1fe8b55b1792de27a82987a4978b28bd1cb5637eb827356d373

  • SSDEEP

    3072:5stXqZ+OUbNwe5Gx7cEGrhkngpDvchkqbAIQS:5iSlUbF5Gx4brq2Ahn

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

      b6b9ae4b0d3e097e66ad3a7e11b8726f6db95ebe9a47723aba4fdde274daa5f9

    • Size

      104KB

    • MD5

      cdaa9b3e70e231a83360fc9784d8ec83

    • SHA1

      8be2b8393430acd4e7933c6709d8f4dee2372920

    • SHA256

      b6b9ae4b0d3e097e66ad3a7e11b8726f6db95ebe9a47723aba4fdde274daa5f9

    • SHA512

      d4abe159c3ca3691c983e80e496cb0be472976c8abcf038664f133444ef36a09f51575ad1084e1fe8b55b1792de27a82987a4978b28bd1cb5637eb827356d373

    • SSDEEP

      3072:5stXqZ+OUbNwe5Gx7cEGrhkngpDvchkqbAIQS:5iSlUbF5Gx4brq2Ahn

    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