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Overview

overview

10

Static

static

3

3eacf987fd...dN.exe

windows7-x64

10

3eacf987fd...dN.exe

windows10-2004-x64

10

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General

  • Target

    3eacf987fd6c72ca157e56ee89db81c48547cd895b6a00d7f883014a05bc54bdN

  • Size

    324KB

  • Sample

    241001-s45x6axbqm

  • MD5

    a3e2db8c3a55b341213c52ab0ebfa960

  • SHA1

    b776ad7e953ce9ae96cf6f37ec2f01e1524ab1b0

  • SHA256

    3eacf987fd6c72ca157e56ee89db81c48547cd895b6a00d7f883014a05bc54bd

  • SHA512

    f86be21eef51de5de83aed1feb2710587a3735f49ca1b2a8391790eaeafd8b78df380d6847a2da7d832001a2adfa4bbfba21a6f4c9b43425ca2e6a47b244965d

  • SSDEEP

    6144:5ll+q7aPvg/EAy5zd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:5ll+fg/Efp5IFy5BcVPINRFYpfZvTmAm

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

      3eacf987fd6c72ca157e56ee89db81c48547cd895b6a00d7f883014a05bc54bdN

    • Size

      324KB

    • MD5

      a3e2db8c3a55b341213c52ab0ebfa960

    • SHA1

      b776ad7e953ce9ae96cf6f37ec2f01e1524ab1b0

    • SHA256

      3eacf987fd6c72ca157e56ee89db81c48547cd895b6a00d7f883014a05bc54bd

    • SHA512

      f86be21eef51de5de83aed1feb2710587a3735f49ca1b2a8391790eaeafd8b78df380d6847a2da7d832001a2adfa4bbfba21a6f4c9b43425ca2e6a47b244965d

    • SSDEEP

      6144:5ll+q7aPvg/EAy5zd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:5ll+fg/Efp5IFy5BcVPINRFYpfZvTmAm

    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