Overview

overview

10

Static

static

3

cd11a491c4...a5.exe

windows7-x64

10

cd11a491c4...a5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cd11a491c4e4e40bc6217dfce0559136ae59f9e93bccc65983133dd596777ca5

  • Size

    90KB

  • Sample

    241006-cwxntazeql

  • MD5

    3750b9e9e55c07eb91508d0ef91a8d30

  • SHA1

    7715fb30e4f7aa0ebdb6f3f1f691914ad770d7b3

  • SHA256

    cd11a491c4e4e40bc6217dfce0559136ae59f9e93bccc65983133dd596777ca5

  • SHA512

    d6fb7863b723d7ce62d0362fc107693a639075d741465e2c5a416f84bddd407b09913bf0f193302efbca4ed215ff2af0ac60acb46c7802702a45df1ffddb1db3

  • SSDEEP

    1536:iZoz7RjMwV+gA/EJzp7SoUdkTXo1QNnFDsTsG7gZGyJu/Ub0VkVNK:iZozLN/7ASSYG8GyJu/Ub0+NK

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      cd11a491c4e4e40bc6217dfce0559136ae59f9e93bccc65983133dd596777ca5

    • Size

      90KB

    • MD5

      3750b9e9e55c07eb91508d0ef91a8d30

    • SHA1

      7715fb30e4f7aa0ebdb6f3f1f691914ad770d7b3

    • SHA256

      cd11a491c4e4e40bc6217dfce0559136ae59f9e93bccc65983133dd596777ca5

    • SHA512

      d6fb7863b723d7ce62d0362fc107693a639075d741465e2c5a416f84bddd407b09913bf0f193302efbca4ed215ff2af0ac60acb46c7802702a45df1ffddb1db3

    • SSDEEP

      1536:iZoz7RjMwV+gA/EJzp7SoUdkTXo1QNnFDsTsG7gZGyJu/Ub0VkVNK:iZozLN/7ASSYG8GyJu/Ub0+NK

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks