Overview

overview

10

Static

static

10

1e20786b92...2N.exe

windows7-x64

10

1e20786b92...2N.exe

windows10-2004-x64

10

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General

  • Target

    1e20786b92f801dfe0aca812047d5a92b3b218790c53017c27ab445dedbd12b2N.exe

  • Size

    327KB

  • Sample

    241208-bvjj5azphq

  • MD5

    7972a74e1e34107eb3cdc39cabe723a0

  • SHA1

    8cd5d0c117b3634dccfa40541c8bcd1b6f452e5c

  • SHA256

    1e20786b92f801dfe0aca812047d5a92b3b218790c53017c27ab445dedbd12b2

  • SHA512

    a44a7f0f49d2d5b8f9d3ec14272ebfa04ba782b47b3c605164054d8b090487a5f57ab88d400a49274fd2a5955ac97afd83ef5dd3c33b8fae6bd232ba382a2ca2

  • SSDEEP

    3072:Akc+sfzAfhg1HgnmJIvKOY1pwiCEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEESLjbV:AkcTMfhIempcqj0+r+Mds9BY

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

      1e20786b92f801dfe0aca812047d5a92b3b218790c53017c27ab445dedbd12b2N.exe

    • Size

      327KB

    • MD5

      7972a74e1e34107eb3cdc39cabe723a0

    • SHA1

      8cd5d0c117b3634dccfa40541c8bcd1b6f452e5c

    • SHA256

      1e20786b92f801dfe0aca812047d5a92b3b218790c53017c27ab445dedbd12b2

    • SHA512

      a44a7f0f49d2d5b8f9d3ec14272ebfa04ba782b47b3c605164054d8b090487a5f57ab88d400a49274fd2a5955ac97afd83ef5dd3c33b8fae6bd232ba382a2ca2

    • SSDEEP

      3072:Akc+sfzAfhg1HgnmJIvKOY1pwiCEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEESLjbV:AkcTMfhIempcqj0+r+Mds9BY

    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