Overview

overview

10

Static

static

3

fc5b57291a...6N.exe

windows7-x64

10

fc5b57291a...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fc5b57291ae43cc9b57aa6f98d5ad390f7e0f325fcb59aa4ce8f2e16d7726836N

  • Size

    123KB

  • Sample

    241017-n8d8sazenj

  • MD5

    649614a39a1f46156800690adcd86b00

  • SHA1

    c68f8725bc648198678f23d7b77cda471e7a6406

  • SHA256

    fc5b57291ae43cc9b57aa6f98d5ad390f7e0f325fcb59aa4ce8f2e16d7726836

  • SHA512

    db8cecf6209f580a9017d196a5f2ad12c5fba35f62aff34dc5a7aac48c9c204c9e702b273e0ee9b0e2e2c207325e71ae145388da85b55e5875a6b3ac6ed32256

  • SSDEEP

    3072:aPcJQZ2c8+KYsEXNjShi2aRYSa9rR85DEn5k7r8:aH2wXdShxa4rQD85k/8

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

      fc5b57291ae43cc9b57aa6f98d5ad390f7e0f325fcb59aa4ce8f2e16d7726836N

    • Size

      123KB

    • MD5

      649614a39a1f46156800690adcd86b00

    • SHA1

      c68f8725bc648198678f23d7b77cda471e7a6406

    • SHA256

      fc5b57291ae43cc9b57aa6f98d5ad390f7e0f325fcb59aa4ce8f2e16d7726836

    • SHA512

      db8cecf6209f580a9017d196a5f2ad12c5fba35f62aff34dc5a7aac48c9c204c9e702b273e0ee9b0e2e2c207325e71ae145388da85b55e5875a6b3ac6ed32256

    • SSDEEP

      3072:aPcJQZ2c8+KYsEXNjShi2aRYSa9rR85DEn5k7r8:aH2wXdShxa4rQD85k/8

    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