Overview

overview

10

Static

static

10

fc94371590...bN.exe

windows7-x64

10

fc94371590...bN.exe

windows10-2004-x64

10

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General

  • Target

    fc94371590cb6c49cc16c7b955adcb6bce55be6baa3b0952fb50aea39b46ac0bN.exe

  • Size

    109KB

  • Sample

    241120-drbffsyhpc

  • MD5

    d54dbbb45b8d38b9dcad63480af11ac0

  • SHA1

    b63936f1707a960cba564f3ffe4f75251cef2491

  • SHA256

    fc94371590cb6c49cc16c7b955adcb6bce55be6baa3b0952fb50aea39b46ac0b

  • SHA512

    f71f10ea68d154e9e8566a29b78755ca1881ab8da7746904d1dcbcb5b2fe82ab113bc42399c1d3c5873170b79544bf61c93aedb74f2c3bd4bfbd2cd740ad84ef

  • SSDEEP

    3072:o1jTc7GoqnGxoWS7FyomX6DJ9LLCqwzBu1DjHLMVDqqkSp:ejT7oXxoWgypKDJ9Xwtu1DjrFqh

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

      fc94371590cb6c49cc16c7b955adcb6bce55be6baa3b0952fb50aea39b46ac0bN.exe

    • Size

      109KB

    • MD5

      d54dbbb45b8d38b9dcad63480af11ac0

    • SHA1

      b63936f1707a960cba564f3ffe4f75251cef2491

    • SHA256

      fc94371590cb6c49cc16c7b955adcb6bce55be6baa3b0952fb50aea39b46ac0b

    • SHA512

      f71f10ea68d154e9e8566a29b78755ca1881ab8da7746904d1dcbcb5b2fe82ab113bc42399c1d3c5873170b79544bf61c93aedb74f2c3bd4bfbd2cd740ad84ef

    • SSDEEP

      3072:o1jTc7GoqnGxoWS7FyomX6DJ9LLCqwzBu1DjHLMVDqqkSp:ejT7oXxoWgypKDJ9Xwtu1DjrFqh

    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