Overview

overview

10

Static

static

3

fff4fca392...b7.exe

windows7-x64

10

fff4fca392...b7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fff4fca3923ec6edcca60b6c9ba7576584789d7ce8e0792ff67eb7c8196385b7

  • Size

    320KB

  • Sample

    240919-ef443azemq

  • MD5

    bad6961197c79ae8eef2797a8718e7ac

  • SHA1

    b6e54981dae79b2a6d7f734ff92a2c43c8707510

  • SHA256

    fff4fca3923ec6edcca60b6c9ba7576584789d7ce8e0792ff67eb7c8196385b7

  • SHA512

    22a73da41562252a36b640e681d8318c73667b90a3f235dffb3df3282a6d1b6a7d162326c5793feed6f2b4ce9841ef7c157286233043254c17c19e1eccaaa412

  • SSDEEP

    6144:JnxB9jSys8OF3xQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwp:JU8OFB/+zrWAI5KFum/+zrWAIAqe

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

      fff4fca3923ec6edcca60b6c9ba7576584789d7ce8e0792ff67eb7c8196385b7

    • Size

      320KB

    • MD5

      bad6961197c79ae8eef2797a8718e7ac

    • SHA1

      b6e54981dae79b2a6d7f734ff92a2c43c8707510

    • SHA256

      fff4fca3923ec6edcca60b6c9ba7576584789d7ce8e0792ff67eb7c8196385b7

    • SHA512

      22a73da41562252a36b640e681d8318c73667b90a3f235dffb3df3282a6d1b6a7d162326c5793feed6f2b4ce9841ef7c157286233043254c17c19e1eccaaa412

    • SSDEEP

      6144:JnxB9jSys8OF3xQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwp:JU8OFB/+zrWAI5KFum/+zrWAIAqe

    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