Overview

overview

10

Static

static

3

8de2b62990...22.exe

windows7-x64

10

8de2b62990...22.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8de2b62990011645a2e584ee1d5d80ff21be1e06298d6110b55115bdc1ea7022.exe

  • Size

    93KB

  • Sample

    241222-skjkta1rg1

  • MD5

    e0252e9dccb585efff38a1798a1a2701

  • SHA1

    7a864f732004293422ee0f16945517605b785b3b

  • SHA256

    8de2b62990011645a2e584ee1d5d80ff21be1e06298d6110b55115bdc1ea7022

  • SHA512

    d8396cd19d40efeb5368ea81273ef877cb2e278b1a452e488f9cf73c3aa686c0e728fa7f902c3ff03b3190c532ec1a8843773da741de09e5123b790b07af3eef

  • SSDEEP

    1536:lirmsVbQhe3M54t4jvAsyGfKXLKjGEoaHOpwj72CKoRQjRRs3cO57OWxXPu4n6yE:Wm+Tc5AwAvXKjvoFpwj72xoejE9pui6H

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      8de2b62990011645a2e584ee1d5d80ff21be1e06298d6110b55115bdc1ea7022.exe

    • Size

      93KB

    • MD5

      e0252e9dccb585efff38a1798a1a2701

    • SHA1

      7a864f732004293422ee0f16945517605b785b3b

    • SHA256

      8de2b62990011645a2e584ee1d5d80ff21be1e06298d6110b55115bdc1ea7022

    • SHA512

      d8396cd19d40efeb5368ea81273ef877cb2e278b1a452e488f9cf73c3aa686c0e728fa7f902c3ff03b3190c532ec1a8843773da741de09e5123b790b07af3eef

    • SSDEEP

      1536:lirmsVbQhe3M54t4jvAsyGfKXLKjGEoaHOpwj72CKoRQjRRs3cO57OWxXPu4n6yE:Wm+Tc5AwAvXKjvoFpwj72xoejE9pui6H

    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