Overview

overview

10

Static

static

3

cdaef3c17e...8N.exe

windows7-x64

10

cdaef3c17e...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cdaef3c17ef5158f99268b9dbbceee4795fa4bd44d282471663eef15bf482808N.exe

  • Size

    2.5MB

  • Sample

    241225-tv77layldl

  • MD5

    d1252fc7349fba48e1e786901fe4eaa0

  • SHA1

    bf84f202da4167b163ad6a977bb6917450611261

  • SHA256

    cdaef3c17ef5158f99268b9dbbceee4795fa4bd44d282471663eef15bf482808

  • SHA512

    ecfe48af0ed2a19678ce68e04e9abef8f86e3edfa657e9838e2976168bfcda5bae560a73c0a13e0b84764221c910a2a532cb88da056913aded527f43ad24af7d

  • SSDEEP

    6144:k6GGzLAUte6UK+42GTQMJSZO5JVuvw0HBHOnehl:k6fzLgkY660JVaw0HBHOehl

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

      cdaef3c17ef5158f99268b9dbbceee4795fa4bd44d282471663eef15bf482808N.exe

    • Size

      2.5MB

    • MD5

      d1252fc7349fba48e1e786901fe4eaa0

    • SHA1

      bf84f202da4167b163ad6a977bb6917450611261

    • SHA256

      cdaef3c17ef5158f99268b9dbbceee4795fa4bd44d282471663eef15bf482808

    • SHA512

      ecfe48af0ed2a19678ce68e04e9abef8f86e3edfa657e9838e2976168bfcda5bae560a73c0a13e0b84764221c910a2a532cb88da056913aded527f43ad24af7d

    • SSDEEP

      6144:k6GGzLAUte6UK+42GTQMJSZO5JVuvw0HBHOnehl:k6fzLgkY660JVaw0HBHOehl

    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