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Overview

overview

10

Static

static

10

e5fa79f24c...80.exe

windows7-x64

10

e5fa79f24c...80.exe

windows10-2004-x64

10

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General

  • Target

    e5fa79f24c0e454dcbaaf43da2e45df00cc57ca64eeb5e49f824337b17280b80

  • Size

    217KB

  • Sample

    250305-n2h86axrv4

  • MD5

    6ff4fef23cded6cec3857dbe561da3f1

  • SHA1

    1cbf4056448316eb2c4238a63541b3f149b261e6

  • SHA256

    e5fa79f24c0e454dcbaaf43da2e45df00cc57ca64eeb5e49f824337b17280b80

  • SHA512

    6391ac7e881241428585187f0893a82d2e48b2990ffb24a2a483e6e12f17126c880472a1f14c38da647153b33cbb6bf2756f73b4e83710964e10466833a6c6c5

  • SSDEEP

    3072:s++pBn3fYFscEjxKNprNieS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVD:s+m5fYLuxKNprNidZMGXF5ahdt3

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

      e5fa79f24c0e454dcbaaf43da2e45df00cc57ca64eeb5e49f824337b17280b80

    • Size

      217KB

    • MD5

      6ff4fef23cded6cec3857dbe561da3f1

    • SHA1

      1cbf4056448316eb2c4238a63541b3f149b261e6

    • SHA256

      e5fa79f24c0e454dcbaaf43da2e45df00cc57ca64eeb5e49f824337b17280b80

    • SHA512

      6391ac7e881241428585187f0893a82d2e48b2990ffb24a2a483e6e12f17126c880472a1f14c38da647153b33cbb6bf2756f73b4e83710964e10466833a6c6c5

    • SSDEEP

      3072:s++pBn3fYFscEjxKNprNieS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVD:s+m5fYLuxKNprNidZMGXF5ahdt3

    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