Overview

overview

10

Static

static

3

f667ab9cdd...8N.exe

windows7-x64

10

f667ab9cdd...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f667ab9cddeb50b40983238ce5a0b641ca3c084f6a7e72a359cb741c7f51acb8N.exe

  • Size

    187KB

  • Sample

    241225-w2fr2asmam

  • MD5

    e33ba6fa244b8f7f041121ac29d4a680

  • SHA1

    bf391b1be27134531ec3ea76802a2d924751aa69

  • SHA256

    f667ab9cddeb50b40983238ce5a0b641ca3c084f6a7e72a359cb741c7f51acb8

  • SHA512

    1369c50a0babeb6d7c09375733cdc016f96e2a1b2c91d5eefbd46ca0d3371f43b295e90debc5d6bcce7c027fad21887392b3fc4b7dc090bdf09597e6801c4ff2

  • SSDEEP

    3072:A3ivjiHOUJBv1GHAgBqpAylU3vDVgtRQ2c+tlB5xpWJLM77OkeCK2+hDueH:AS7ilSggkpnlU/DV+tbFOLM77OLLt

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

      f667ab9cddeb50b40983238ce5a0b641ca3c084f6a7e72a359cb741c7f51acb8N.exe

    • Size

      187KB

    • MD5

      e33ba6fa244b8f7f041121ac29d4a680

    • SHA1

      bf391b1be27134531ec3ea76802a2d924751aa69

    • SHA256

      f667ab9cddeb50b40983238ce5a0b641ca3c084f6a7e72a359cb741c7f51acb8

    • SHA512

      1369c50a0babeb6d7c09375733cdc016f96e2a1b2c91d5eefbd46ca0d3371f43b295e90debc5d6bcce7c027fad21887392b3fc4b7dc090bdf09597e6801c4ff2

    • SSDEEP

      3072:A3ivjiHOUJBv1GHAgBqpAylU3vDVgtRQ2c+tlB5xpWJLM77OkeCK2+hDueH:AS7ilSggkpnlU/DV+tbFOLM77OLLt

    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