Overview

overview

10

Static

static

3

5baca78d54...1e.exe

windows7-x64

10

5baca78d54...1e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5baca78d5454c2a1468670cba3a5dadf86dea652ce9cd1f65cc7974930e7091e

  • Size

    128KB

  • Sample

    250307-ll3lrayny6

  • MD5

    b5dfa7448ff883b4430eae569533edbb

  • SHA1

    2290c2f5c9a2c92889aa9e943ae8b98a41e1b73a

  • SHA256

    5baca78d5454c2a1468670cba3a5dadf86dea652ce9cd1f65cc7974930e7091e

  • SHA512

    806d688c2fbe72cef18b1cbefb8ecdf0930bc56e52e5f7697db83b824bd8ec1209863f7c4bc745d6cfd41b169cd224100e61e4cbc6d3ef1ba2b1b85cf311629e

  • SSDEEP

    3072:xjkb7DEx6Xv0IrXOoS+FJ2eZUEdmjRrz3TIUV4BKi:xjkHDEx6Xvl8+vNeEdGTBI

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

      5baca78d5454c2a1468670cba3a5dadf86dea652ce9cd1f65cc7974930e7091e

    • Size

      128KB

    • MD5

      b5dfa7448ff883b4430eae569533edbb

    • SHA1

      2290c2f5c9a2c92889aa9e943ae8b98a41e1b73a

    • SHA256

      5baca78d5454c2a1468670cba3a5dadf86dea652ce9cd1f65cc7974930e7091e

    • SHA512

      806d688c2fbe72cef18b1cbefb8ecdf0930bc56e52e5f7697db83b824bd8ec1209863f7c4bc745d6cfd41b169cd224100e61e4cbc6d3ef1ba2b1b85cf311629e

    • SSDEEP

      3072:xjkb7DEx6Xv0IrXOoS+FJ2eZUEdmjRrz3TIUV4BKi:xjkHDEx6Xvl8+vNeEdGTBI

    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