Overview

overview

10

Static

static

3

94dd991aae...6N.exe

windows7-x64

10

94dd991aae...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    94dd991aae21205499af4c28b7237c500bfa9a9a9a239c3d23c7dc87bec839e6N.exe

  • Size

    74KB

  • Sample

    241225-vveeyszlhw

  • MD5

    c8003a08927490a62d8a48150d946bf0

  • SHA1

    311ee0c76ecb78e1453a867de1404807c6c79e07

  • SHA256

    94dd991aae21205499af4c28b7237c500bfa9a9a9a239c3d23c7dc87bec839e6

  • SHA512

    b851a2028329933bdf5b5ed04f35d26c4d2e9698debc8272fd589320a797fc2ed9ec1d7543714d32508fa82e04bfbaca76d27f151c89d36a3a3dc7ff72e78391

  • SSDEEP

    1536:4f+yenQW4EizOhIacq9O5cLiVlC0nZIeoE:4f+yenQ5BahI5qIIMCQDoE

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

      94dd991aae21205499af4c28b7237c500bfa9a9a9a239c3d23c7dc87bec839e6N.exe

    • Size

      74KB

    • MD5

      c8003a08927490a62d8a48150d946bf0

    • SHA1

      311ee0c76ecb78e1453a867de1404807c6c79e07

    • SHA256

      94dd991aae21205499af4c28b7237c500bfa9a9a9a239c3d23c7dc87bec839e6

    • SHA512

      b851a2028329933bdf5b5ed04f35d26c4d2e9698debc8272fd589320a797fc2ed9ec1d7543714d32508fa82e04bfbaca76d27f151c89d36a3a3dc7ff72e78391

    • SSDEEP

      1536:4f+yenQW4EizOhIacq9O5cLiVlC0nZIeoE:4f+yenQ5BahI5qIIMCQDoE

    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