Overview

overview

10

Static

static

10

ff02a69b0d...5N.exe

windows7-x64

10

ff02a69b0d...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ff02a69b0d79e97a310410bd9ca7f87281b9fbd0ae7ac446d05df7ba2c7b28b5N.exe

  • Size

    448KB

  • Sample

    241208-ej877a1qbt

  • MD5

    a8e265255d8fe43a7b52eb79c9d0f360

  • SHA1

    223a9cd603ea022bd3df5704963f280f950527df

  • SHA256

    ff02a69b0d79e97a310410bd9ca7f87281b9fbd0ae7ac446d05df7ba2c7b28b5

  • SHA512

    cb5e681044139fbdf4a9aaf80e60f1d76f6dadebe89968f430e2789124787c07c36a706d2dfac17f18502c38c97a4851b6e16d17bb918eb9bab70a3ab4a47379

  • SSDEEP

    6144:zY3IBSdUUsQn8+9ZiLUmKyIxLDXXoq9FJZCUmKyIxL:z50Y+W32XXf9Do3

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

      ff02a69b0d79e97a310410bd9ca7f87281b9fbd0ae7ac446d05df7ba2c7b28b5N.exe

    • Size

      448KB

    • MD5

      a8e265255d8fe43a7b52eb79c9d0f360

    • SHA1

      223a9cd603ea022bd3df5704963f280f950527df

    • SHA256

      ff02a69b0d79e97a310410bd9ca7f87281b9fbd0ae7ac446d05df7ba2c7b28b5

    • SHA512

      cb5e681044139fbdf4a9aaf80e60f1d76f6dadebe89968f430e2789124787c07c36a706d2dfac17f18502c38c97a4851b6e16d17bb918eb9bab70a3ab4a47379

    • SSDEEP

      6144:zY3IBSdUUsQn8+9ZiLUmKyIxLDXXoq9FJZCUmKyIxL:z50Y+W32XXf9Do3

    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