Overview

overview

10

Static

static

3

ad7bd23fcc...eN.exe

windows7-x64

10

ad7bd23fcc...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ad7bd23fccbfdc9923dc150540dfe22de7ab352729cf8aaad39a2a1f1ff61cbeN.exe

  • Size

    426KB

  • Sample

    241120-f7k1ya1hja

  • MD5

    eac1eea93d645eb3b0c6e81db3c7b9c0

  • SHA1

    ec4d8035f6271c2c4ba643ed6242094787ef2b1b

  • SHA256

    ad7bd23fccbfdc9923dc150540dfe22de7ab352729cf8aaad39a2a1f1ff61cbe

  • SHA512

    91138c761b49e051ecabab8d8688a37b68f9f2bd9c7c61b58bfd26ab48bb2908eb369872d285a32859465f7d32f9665e61dca7ba96fec75ef7ea4b9c9e269af4

  • SSDEEP

    6144:YVsYkUpe6UK+42GTQMJSZO5f7y164kND4Th:/YQkY660f+04iD4Th

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

      ad7bd23fccbfdc9923dc150540dfe22de7ab352729cf8aaad39a2a1f1ff61cbeN.exe

    • Size

      426KB

    • MD5

      eac1eea93d645eb3b0c6e81db3c7b9c0

    • SHA1

      ec4d8035f6271c2c4ba643ed6242094787ef2b1b

    • SHA256

      ad7bd23fccbfdc9923dc150540dfe22de7ab352729cf8aaad39a2a1f1ff61cbe

    • SHA512

      91138c761b49e051ecabab8d8688a37b68f9f2bd9c7c61b58bfd26ab48bb2908eb369872d285a32859465f7d32f9665e61dca7ba96fec75ef7ea4b9c9e269af4

    • SSDEEP

      6144:YVsYkUpe6UK+42GTQMJSZO5f7y164kND4Th:/YQkY660f+04iD4Th

    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