Overview

overview

10

Static

static

3

1fccdddbf3...23.exe

windows7-x64

10

1fccdddbf3...23.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1fccdddbf361fa8a1637b20a3e680546df7d45cfe66e4d68901d5a1d2db7e723.exe

  • Size

    92KB

  • Sample

    250120-lbgljasnap

  • MD5

    6f6ac1f43744241e81026db3b277c9ae

  • SHA1

    bb459bdb4364d632c95644947e16e9bf14cdc3c5

  • SHA256

    1fccdddbf361fa8a1637b20a3e680546df7d45cfe66e4d68901d5a1d2db7e723

  • SHA512

    a422363efcdb0868ed1405813acaf081ecee6e7be9b95b67c8a352e186c3eca29e8157dee207e73c688817f98bbbabe8441c45c795c6b9a447a6236c5a0b5896

  • SSDEEP

    1536:Izh/fiznBHKUwTSBfvA15XZeS5itqxNRPHB9aF8wNrN3imnunGP+W:6h/Sn5twT03AjgS5iMxHPHBIF8wNrVb/

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

      1fccdddbf361fa8a1637b20a3e680546df7d45cfe66e4d68901d5a1d2db7e723.exe

    • Size

      92KB

    • MD5

      6f6ac1f43744241e81026db3b277c9ae

    • SHA1

      bb459bdb4364d632c95644947e16e9bf14cdc3c5

    • SHA256

      1fccdddbf361fa8a1637b20a3e680546df7d45cfe66e4d68901d5a1d2db7e723

    • SHA512

      a422363efcdb0868ed1405813acaf081ecee6e7be9b95b67c8a352e186c3eca29e8157dee207e73c688817f98bbbabe8441c45c795c6b9a447a6236c5a0b5896

    • SSDEEP

      1536:Izh/fiznBHKUwTSBfvA15XZeS5itqxNRPHB9aF8wNrN3imnunGP+W:6h/Sn5twT03AjgS5iMxHPHBIF8wNrVb/

    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