Overview

overview

10

Static

static

3

77de34dc35...a8.exe

windows7-x64

10

77de34dc35...a8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    77de34dc35eddbc5655673bf6f4030da2dd9963d9f0d7b77ca1eba01612cb3a8

  • Size

    74KB

  • Sample

    241222-3vyslasjey

  • MD5

    c6380d1621ccbf30a4850d929c0ff89d

  • SHA1

    f24493069fee44563941f8b338468dae6284bcd5

  • SHA256

    77de34dc35eddbc5655673bf6f4030da2dd9963d9f0d7b77ca1eba01612cb3a8

  • SHA512

    93d80c5dad3c681323aff62649c2da5a8568e7f05533792eced2a6ca0f98db3c2e47f13162286674352f4064467b9ef6944677178f28adea509ba630ea528cdc

  • SSDEEP

    768:BtuA8oViYPSLMoIVHzqovh/VPGQOg3yvBXm6l6QFjyZIr+bFMX5B+Te5SbvX9eg7:PuSVpPedSq45CvBXmqr5ye+b+qe+2gT

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

      77de34dc35eddbc5655673bf6f4030da2dd9963d9f0d7b77ca1eba01612cb3a8

    • Size

      74KB

    • MD5

      c6380d1621ccbf30a4850d929c0ff89d

    • SHA1

      f24493069fee44563941f8b338468dae6284bcd5

    • SHA256

      77de34dc35eddbc5655673bf6f4030da2dd9963d9f0d7b77ca1eba01612cb3a8

    • SHA512

      93d80c5dad3c681323aff62649c2da5a8568e7f05533792eced2a6ca0f98db3c2e47f13162286674352f4064467b9ef6944677178f28adea509ba630ea528cdc

    • SSDEEP

      768:BtuA8oViYPSLMoIVHzqovh/VPGQOg3yvBXm6l6QFjyZIr+bFMX5B+Te5SbvX9eg7:PuSVpPedSq45CvBXmqr5ye+b+qe+2gT

    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