Overview

overview

10

Static

static

3

6553bc4491...dc.exe

windows7-x64

10

6553bc4491...dc.exe

windows10-2004-x64

10

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General

  • Target

    6553bc449185f1489ff072d296bfce570210285ad63f5e5939d906575088dcdc

  • Size

    90KB

  • Sample

    241013-2wkrpawfnp

  • MD5

    f6d5d8408d9d1cc3d3a623d380d83435

  • SHA1

    9dd2cda475c3bc460fbc2c5f328b93335b628051

  • SHA256

    6553bc449185f1489ff072d296bfce570210285ad63f5e5939d906575088dcdc

  • SHA512

    3edc0f6e944ea7531906a4cba050edecd88119a3192daf86d207b80bbf91acd3c838c0a6cc6eb0f27f76d991fd13bf58daaaa525044d11bbce61da9f7fca6971

  • SSDEEP

    1536:+Yp8NfHsTO8h/iTboJCqkVzs77UClry398x+QIbM3vk1St5Z4tfFyAcOtXGfOOQh:+Y2N+Fh/kbWf7oClrytMlySb0fFvcMCw

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

      6553bc449185f1489ff072d296bfce570210285ad63f5e5939d906575088dcdc

    • Size

      90KB

    • MD5

      f6d5d8408d9d1cc3d3a623d380d83435

    • SHA1

      9dd2cda475c3bc460fbc2c5f328b93335b628051

    • SHA256

      6553bc449185f1489ff072d296bfce570210285ad63f5e5939d906575088dcdc

    • SHA512

      3edc0f6e944ea7531906a4cba050edecd88119a3192daf86d207b80bbf91acd3c838c0a6cc6eb0f27f76d991fd13bf58daaaa525044d11bbce61da9f7fca6971

    • SSDEEP

      1536:+Yp8NfHsTO8h/iTboJCqkVzs77UClry398x+QIbM3vk1St5Z4tfFyAcOtXGfOOQh:+Y2N+Fh/kbWf7oClrytMlySb0fFvcMCw

    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