Overview

overview

10

Static

static

3

4b8b7a723b...0N.exe

windows7-x64

10

4b8b7a723b...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4b8b7a723b5c9584219115b923cc1632e0c5a10bd3eb8b3e8ea387756a5815c0N

  • Size

    96KB

  • Sample

    241012-tchh8asgrl

  • MD5

    9b3f8220a6e16d4ffc1ea1929e226d50

  • SHA1

    3b46b740267f26833ed79b538fb7a2e2f76eeca7

  • SHA256

    4b8b7a723b5c9584219115b923cc1632e0c5a10bd3eb8b3e8ea387756a5815c0

  • SHA512

    290d733493d9bf2675fab155dac7552767f974bb678ceac0b12f5b1a60a4cde50d40ac64c93fcbd58911298181009f8661d95c1dc59676d0d91f6da0a4ba28d7

  • SSDEEP

    1536:u6B0Zo8ptrXpZK1nQvgZmuAEpLyMWDORq9Czo5hZ/I37/BOmnCMy0QiLiizHNQNM:DabvXPKtMuA+eMhRq9CkXZS75OmnCMyo

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

      4b8b7a723b5c9584219115b923cc1632e0c5a10bd3eb8b3e8ea387756a5815c0N

    • Size

      96KB

    • MD5

      9b3f8220a6e16d4ffc1ea1929e226d50

    • SHA1

      3b46b740267f26833ed79b538fb7a2e2f76eeca7

    • SHA256

      4b8b7a723b5c9584219115b923cc1632e0c5a10bd3eb8b3e8ea387756a5815c0

    • SHA512

      290d733493d9bf2675fab155dac7552767f974bb678ceac0b12f5b1a60a4cde50d40ac64c93fcbd58911298181009f8661d95c1dc59676d0d91f6da0a4ba28d7

    • SSDEEP

      1536:u6B0Zo8ptrXpZK1nQvgZmuAEpLyMWDORq9Czo5hZ/I37/BOmnCMy0QiLiizHNQNM:DabvXPKtMuA+eMhRq9CkXZS75OmnCMyo

    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