Overview

overview

10

Static

static

10

43a4a044a8...4N.exe

windows7-x64

10

43a4a044a8...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    43a4a044a816fd98b22b5818e75b77c77662d5dab73cd077e043bbed650fc904N.exe

  • Size

    419KB

  • Sample

    241208-a9hqpsynel

  • MD5

    b862243ffa9e47fe8dad2fff1aa4a5b0

  • SHA1

    751814afcc29a1c40f3e573de0757a5af86903ab

  • SHA256

    43a4a044a816fd98b22b5818e75b77c77662d5dab73cd077e043bbed650fc904

  • SHA512

    ef83c6a3987ba3af724c9f41d01bb9321882b51f8a4bf8926a9e8c8820d5ea44e4773dd5f99813a83c94aaad160449037b6cad41aabed0931131a3b086124688

  • SSDEEP

    6144:511B+uQMByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R1L/gBSfGmtE1se:5NVPByvNv54B9f01ZmHByvNv5fJPGs

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

      43a4a044a816fd98b22b5818e75b77c77662d5dab73cd077e043bbed650fc904N.exe

    • Size

      419KB

    • MD5

      b862243ffa9e47fe8dad2fff1aa4a5b0

    • SHA1

      751814afcc29a1c40f3e573de0757a5af86903ab

    • SHA256

      43a4a044a816fd98b22b5818e75b77c77662d5dab73cd077e043bbed650fc904

    • SHA512

      ef83c6a3987ba3af724c9f41d01bb9321882b51f8a4bf8926a9e8c8820d5ea44e4773dd5f99813a83c94aaad160449037b6cad41aabed0931131a3b086124688

    • SSDEEP

      6144:511B+uQMByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R1L/gBSfGmtE1se:5NVPByvNv54B9f01ZmHByvNv5fJPGs

    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