Overview

overview

10

Static

static

10

b48dc97401...35.exe

windows7-x64

10

b48dc97401...35.exe

windows10-2004-x64

10

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General

  • Target

    b48dc97401ac45cb34790c632fc28856a454b06a76f132349f5b618e3f073335

  • Size

    208KB

  • Sample

    241120-c9d4mayncy

  • MD5

    ed56e64d60f07cb44e4f7d8ed0092c21

  • SHA1

    21805413b500606fdeab478276d27ebd764619de

  • SHA256

    b48dc97401ac45cb34790c632fc28856a454b06a76f132349f5b618e3f073335

  • SHA512

    af98fc661c3e6346acf745619829ceb82fc353da4e76a63876d3d247ae09dd9aa8a36745498275196c47c7ab960560c2d1a1d769618db37104d2e99c4b46cef6

  • SSDEEP

    6144:CtQ2t6hBfXDX4EYtCwGtMtkiXOoloMr1JeSldqP7+x55KmC:6t+YChtMtkM71r1MSXqPix55Kx

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      b48dc97401ac45cb34790c632fc28856a454b06a76f132349f5b618e3f073335

    • Size

      208KB

    • MD5

      ed56e64d60f07cb44e4f7d8ed0092c21

    • SHA1

      21805413b500606fdeab478276d27ebd764619de

    • SHA256

      b48dc97401ac45cb34790c632fc28856a454b06a76f132349f5b618e3f073335

    • SHA512

      af98fc661c3e6346acf745619829ceb82fc353da4e76a63876d3d247ae09dd9aa8a36745498275196c47c7ab960560c2d1a1d769618db37104d2e99c4b46cef6

    • SSDEEP

      6144:CtQ2t6hBfXDX4EYtCwGtMtkiXOoloMr1JeSldqP7+x55KmC:6t+YChtMtkM71r1MSXqPix55Kx

    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