Overview

overview

10

Static

static

10

4b72a98c42...4N.exe

windows7-x64

10

4b72a98c42...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4b72a98c42c5893441b6a5db03b9de1eadbef7c291268de4f8cb18087169bb34N.exe

  • Size

    576KB

  • Sample

    241207-1h2ydazrdn

  • MD5

    5a64aa154d4e76b927304d4383e175a0

  • SHA1

    118233d3bd86e3b0f4484fdba3c9f2bf3b7b3bfa

  • SHA256

    4b72a98c42c5893441b6a5db03b9de1eadbef7c291268de4f8cb18087169bb34

  • SHA512

    9f9b37ac714d94c65c9129fe0e2354e0c6290a3da9b19ba86c635565ae98285f4377f794eaf0b90f0c5b7a2a2c1d0602a192ee946b6787a0dfc4a9035ba88d56

  • SSDEEP

    12288:ggPiQEGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSgRDO:diLGyXsGG1ws5ipX6

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

      4b72a98c42c5893441b6a5db03b9de1eadbef7c291268de4f8cb18087169bb34N.exe

    • Size

      576KB

    • MD5

      5a64aa154d4e76b927304d4383e175a0

    • SHA1

      118233d3bd86e3b0f4484fdba3c9f2bf3b7b3bfa

    • SHA256

      4b72a98c42c5893441b6a5db03b9de1eadbef7c291268de4f8cb18087169bb34

    • SHA512

      9f9b37ac714d94c65c9129fe0e2354e0c6290a3da9b19ba86c635565ae98285f4377f794eaf0b90f0c5b7a2a2c1d0602a192ee946b6787a0dfc4a9035ba88d56

    • SSDEEP

      12288:ggPiQEGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSgRDO:diLGyXsGG1ws5ipX6

    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