Overview

overview

10

Static

static

3

c2c4bf6ac7...38.exe

windows7-x64

10

c2c4bf6ac7...38.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c2c4bf6ac79fa69562456f22d731f6b65ee2b96b7dda14ef393238d402bb7938.exe

  • Size

    128KB

  • Sample

    241123-v848jaypa1

  • MD5

    44e2b0a8eb9d727fdc0c0c5fea605bc5

  • SHA1

    8bd11fd1fd1d89b0bfc1b66537d68055bb84bd9f

  • SHA256

    c2c4bf6ac79fa69562456f22d731f6b65ee2b96b7dda14ef393238d402bb7938

  • SHA512

    522a50cb1c1de84f1e4dbfdf99fa0d1be94a0bf2e233ef41402552528a670aa4eff982a91be535e59c77fd2855e1cc769449238e7559f76a21af41f8c31da444

  • SSDEEP

    3072:+OlY53mklsUs+iFddCo0wCzdH13+EE+RaZ6r+GDZnJ:/FklcFDvCzd5IF6rfBJ

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

      c2c4bf6ac79fa69562456f22d731f6b65ee2b96b7dda14ef393238d402bb7938.exe

    • Size

      128KB

    • MD5

      44e2b0a8eb9d727fdc0c0c5fea605bc5

    • SHA1

      8bd11fd1fd1d89b0bfc1b66537d68055bb84bd9f

    • SHA256

      c2c4bf6ac79fa69562456f22d731f6b65ee2b96b7dda14ef393238d402bb7938

    • SHA512

      522a50cb1c1de84f1e4dbfdf99fa0d1be94a0bf2e233ef41402552528a670aa4eff982a91be535e59c77fd2855e1cc769449238e7559f76a21af41f8c31da444

    • SSDEEP

      3072:+OlY53mklsUs+iFddCo0wCzdH13+EE+RaZ6r+GDZnJ:/FklcFDvCzd5IF6rfBJ

    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