Overview

overview

10

Static

static

3

8a2416a289...6N.exe

windows7-x64

10

8a2416a289...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8a2416a2895215edd9922f705cfef3f3d8309b1d01d170b5d80aeea4bfafaff6N.exe

  • Size

    1.3MB

  • Sample

    241119-swfy3axfma

  • MD5

    d7ef3cd73cb89b23dcc2200597750f40

  • SHA1

    d32f500a8f34ea79b90f8a8a6b0b2718bcbf6a5f

  • SHA256

    8a2416a2895215edd9922f705cfef3f3d8309b1d01d170b5d80aeea4bfafaff6

  • SHA512

    6e7efd889e7a0a172728882fb54c460ce3ce2bcc445e60c6a80afbf89cc7f8008e19f3b9731266aa6442c6b35d0be6ecf40c71965ae64774fa71c979838ea7e6

  • SSDEEP

    12288:NN248OuyAbaz22cWfVaw0HBHY8r8ABjMn:NgrO3saK2cWfVaw0HB48r8ABY

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

      8a2416a2895215edd9922f705cfef3f3d8309b1d01d170b5d80aeea4bfafaff6N.exe

    • Size

      1.3MB

    • MD5

      d7ef3cd73cb89b23dcc2200597750f40

    • SHA1

      d32f500a8f34ea79b90f8a8a6b0b2718bcbf6a5f

    • SHA256

      8a2416a2895215edd9922f705cfef3f3d8309b1d01d170b5d80aeea4bfafaff6

    • SHA512

      6e7efd889e7a0a172728882fb54c460ce3ce2bcc445e60c6a80afbf89cc7f8008e19f3b9731266aa6442c6b35d0be6ecf40c71965ae64774fa71c979838ea7e6

    • SSDEEP

      12288:NN248OuyAbaz22cWfVaw0HBHY8r8ABjMn:NgrO3saK2cWfVaw0HB48r8ABY

    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