Overview

overview

10

Static

static

3

28d429fe3d...bb.exe

windows7-x64

10

28d429fe3d...bb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    28d429fe3d6376017f2513c4e0b5226199ddb87361c1edd9268b50aa7aed7cbb

  • Size

    96KB

  • Sample

    241224-zegmlaxjcn

  • MD5

    ecb3a4eff688f3a658b14c911df7e440

  • SHA1

    1d54092666159abcaa574523d50ed527b4cbfbee

  • SHA256

    28d429fe3d6376017f2513c4e0b5226199ddb87361c1edd9268b50aa7aed7cbb

  • SHA512

    2cae12289966d3f97124f2b79d5be1c59e5dd322950fafa259c7c70fcfcb1b21f28776d76190c401d1bc8df22f6117e7524ee2eb8a5d160b124461cfa8e33e34

  • SSDEEP

    1536:JMDBnr7P0FJ1P1kb9/O3SEhvQ8B3HOo8hkEaAjWbjtKBvU:Unfe15ZJXZckEVwtCU

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

      28d429fe3d6376017f2513c4e0b5226199ddb87361c1edd9268b50aa7aed7cbb

    • Size

      96KB

    • MD5

      ecb3a4eff688f3a658b14c911df7e440

    • SHA1

      1d54092666159abcaa574523d50ed527b4cbfbee

    • SHA256

      28d429fe3d6376017f2513c4e0b5226199ddb87361c1edd9268b50aa7aed7cbb

    • SHA512

      2cae12289966d3f97124f2b79d5be1c59e5dd322950fafa259c7c70fcfcb1b21f28776d76190c401d1bc8df22f6117e7524ee2eb8a5d160b124461cfa8e33e34

    • SSDEEP

      1536:JMDBnr7P0FJ1P1kb9/O3SEhvQ8B3HOo8hkEaAjWbjtKBvU:Unfe15ZJXZckEVwtCU

    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