Overview

overview

10

Static

static

10

22bd38a4d7...0N.exe

windows7-x64

10

22bd38a4d7...0N.exe

windows10-2004-x64

10

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General

  • Target

    22bd38a4d7f18c1a9effb09be27d423a25bbf8ff097327730fc7e3f1a2f60d10N.exe

  • Size

    391KB

  • Sample

    241207-zqfjnssrhv

  • MD5

    eb3617265cd07b3a8c4d52d85b188c20

  • SHA1

    8e00ea6833c7ea0de37a6ef46f9ef712a154881c

  • SHA256

    22bd38a4d7f18c1a9effb09be27d423a25bbf8ff097327730fc7e3f1a2f60d10

  • SHA512

    1fb6d2a88e5d5ff3334f1b351e9fb96409b5d64ab3c63978526e790d54fe2c1b46953863a3cf2664b8263f54fbea110dd2463337674db8c5b39292ac548db524

  • SSDEEP

    6144:xwEoJVFQT4pblcL1aAfbAfNtTAfMAfFAfNPUmKyIxLfYeOO9UmKyIxL:EQwZCmNtuhUNP3cOK3

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

      22bd38a4d7f18c1a9effb09be27d423a25bbf8ff097327730fc7e3f1a2f60d10N.exe

    • Size

      391KB

    • MD5

      eb3617265cd07b3a8c4d52d85b188c20

    • SHA1

      8e00ea6833c7ea0de37a6ef46f9ef712a154881c

    • SHA256

      22bd38a4d7f18c1a9effb09be27d423a25bbf8ff097327730fc7e3f1a2f60d10

    • SHA512

      1fb6d2a88e5d5ff3334f1b351e9fb96409b5d64ab3c63978526e790d54fe2c1b46953863a3cf2664b8263f54fbea110dd2463337674db8c5b39292ac548db524

    • SSDEEP

      6144:xwEoJVFQT4pblcL1aAfbAfNtTAfMAfFAfNPUmKyIxLfYeOO9UmKyIxL:EQwZCmNtuhUNP3cOK3

    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