Overview

overview

10

Static

static

3

03d44771ac...bf.exe

windows7-x64

10

03d44771ac...bf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    03d44771ac9f5b50c0885fbb4061d4459345db8ce8f757530a6066e266de8fbf.exe

  • Size

    74KB

  • Sample

    241222-shxpnasleq

  • MD5

    eee7f2affdbfba17c46634d15da7cca1

  • SHA1

    0c2fea32028549f71a26d898847b517243914fec

  • SHA256

    03d44771ac9f5b50c0885fbb4061d4459345db8ce8f757530a6066e266de8fbf

  • SHA512

    0c296e9f03aa80b4722459c304ee5b37a234b399cb4df931fb43253223d1fd498af159a46f17a024b2935f6fb6c7f6774408218ffdde09c77d4cbebe161dc916

  • SSDEEP

    1536:Ku7cMw+f/Kkx+OwOLdLMCkRiWw7dZcadYrcsg38/N:lw+3V1RdkRiWwsadiTg381

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

      03d44771ac9f5b50c0885fbb4061d4459345db8ce8f757530a6066e266de8fbf.exe

    • Size

      74KB

    • MD5

      eee7f2affdbfba17c46634d15da7cca1

    • SHA1

      0c2fea32028549f71a26d898847b517243914fec

    • SHA256

      03d44771ac9f5b50c0885fbb4061d4459345db8ce8f757530a6066e266de8fbf

    • SHA512

      0c296e9f03aa80b4722459c304ee5b37a234b399cb4df931fb43253223d1fd498af159a46f17a024b2935f6fb6c7f6774408218ffdde09c77d4cbebe161dc916

    • SSDEEP

      1536:Ku7cMw+f/Kkx+OwOLdLMCkRiWw7dZcadYrcsg38/N:lw+3V1RdkRiWwsadiTg381

    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