Overview

overview

10

Static

static

3

e7394eb6ba...cN.exe

windows7-x64

10

e7394eb6ba...cN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e7394eb6bacb487001b981bbcebe3ff30b4c89d1956072831eef07e12e2c134cN.exe

  • Size

    74KB

  • Sample

    241222-m5vkxswldn

  • MD5

    ef5c6096a525c4ba2c02faa905235170

  • SHA1

    a774bb48819a95c5a697069b4b3e9c6686a58621

  • SHA256

    e7394eb6bacb487001b981bbcebe3ff30b4c89d1956072831eef07e12e2c134c

  • SHA512

    094b3b857c31f30f3681f9af992feb591a68444ecc3f7f68718f30d46f2db534d7a40c95a15f125557fac34d265bad3155d604ce49965ff764c71be6644f2ec7

  • SSDEEP

    1536:RAgCFNjBtDEnQiXV5G8oLmnz22rGBZF30RJhMnX:RB4wnlXV5G8DC1BLkRJSX

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

      e7394eb6bacb487001b981bbcebe3ff30b4c89d1956072831eef07e12e2c134cN.exe

    • Size

      74KB

    • MD5

      ef5c6096a525c4ba2c02faa905235170

    • SHA1

      a774bb48819a95c5a697069b4b3e9c6686a58621

    • SHA256

      e7394eb6bacb487001b981bbcebe3ff30b4c89d1956072831eef07e12e2c134c

    • SHA512

      094b3b857c31f30f3681f9af992feb591a68444ecc3f7f68718f30d46f2db534d7a40c95a15f125557fac34d265bad3155d604ce49965ff764c71be6644f2ec7

    • SSDEEP

      1536:RAgCFNjBtDEnQiXV5G8oLmnz22rGBZF30RJhMnX:RB4wnlXV5G8DC1BLkRJSX

    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