Overview

overview

10

Static

static

3

f1f7f66bc7...e1.exe

windows7-x64

10

f1f7f66bc7...e1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f1f7f66bc7ae66dbd19e285da37fc6abc311e70b5ad8aac46445ddbcb537b2e1

  • Size

    224KB

  • Sample

    241223-e5krqawman

  • MD5

    f3f0a4daf7ac4389162cd504dedecd7e

  • SHA1

    78f9a4d8db967a7c22a2362a507225b33d0d002e

  • SHA256

    f1f7f66bc7ae66dbd19e285da37fc6abc311e70b5ad8aac46445ddbcb537b2e1

  • SHA512

    231bc81af13f5c405a8b949b00dbf25065c8dac700ac2cd347a3dd9ae58e5985f45ad00603934961f6eb63ea83197ee429664cd9532239360128434a1a65758a

  • SSDEEP

    6144:Uj3NC/secnTsE4f9FIUpOVw86CmOJfTo9FIUIhrcflDML:UdC/8HaAD6RrI1+lDML

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

      f1f7f66bc7ae66dbd19e285da37fc6abc311e70b5ad8aac46445ddbcb537b2e1

    • Size

      224KB

    • MD5

      f3f0a4daf7ac4389162cd504dedecd7e

    • SHA1

      78f9a4d8db967a7c22a2362a507225b33d0d002e

    • SHA256

      f1f7f66bc7ae66dbd19e285da37fc6abc311e70b5ad8aac46445ddbcb537b2e1

    • SHA512

      231bc81af13f5c405a8b949b00dbf25065c8dac700ac2cd347a3dd9ae58e5985f45ad00603934961f6eb63ea83197ee429664cd9532239360128434a1a65758a

    • SSDEEP

      6144:Uj3NC/secnTsE4f9FIUpOVw86CmOJfTo9FIUIhrcflDML:UdC/8HaAD6RrI1+lDML

    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