Overview

overview

10

Static

static

10

b230204be4...2a.exe

windows7-x64

10

b230204be4...2a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b230204be417aee240a16c118dea2c65e0f8445c17f1fa751e04c6b465d4612a

  • Size

    276KB

  • Sample

    240921-3hpzxszgke

  • MD5

    f7fbbadf5073aaacdb5e85d301727978

  • SHA1

    f9dd9b7933cc4372477e89574a2d4d0246c47b26

  • SHA256

    b230204be417aee240a16c118dea2c65e0f8445c17f1fa751e04c6b465d4612a

  • SHA512

    8ff3d91d6d8f7657e8385bf03ce44ad49302714c9555994f627122252ee505c57802411eefb706cc142be3ea10a818021bdc7db80b8460d6919116369fb8472a

  • SSDEEP

    3072:LLnqiW9437ZRqn5F1ZieS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVDrM8d7w3:L7qU871ZidZMGXF5ahdt3rM8d7TtLa

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

      b230204be417aee240a16c118dea2c65e0f8445c17f1fa751e04c6b465d4612a

    • Size

      276KB

    • MD5

      f7fbbadf5073aaacdb5e85d301727978

    • SHA1

      f9dd9b7933cc4372477e89574a2d4d0246c47b26

    • SHA256

      b230204be417aee240a16c118dea2c65e0f8445c17f1fa751e04c6b465d4612a

    • SHA512

      8ff3d91d6d8f7657e8385bf03ce44ad49302714c9555994f627122252ee505c57802411eefb706cc142be3ea10a818021bdc7db80b8460d6919116369fb8472a

    • SSDEEP

      3072:LLnqiW9437ZRqn5F1ZieS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVDrM8d7w3:L7qU871ZidZMGXF5ahdt3rM8d7TtLa

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks