Overview

overview

10

Static

static

3

b803b122f4...e9.exe

windows7-x64

10

b803b122f4...e9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b803b122f419628265a7a3979323b5ceb3202968cbaa671a68fc743029564ae9

  • Size

    87KB

  • Sample

    241123-dbr39ssncj

  • MD5

    8f0c8e1cf981f9e3f3d973f0ffbaad7b

  • SHA1

    40802c289206ec74341d3ade027b9e79d6fbd37a

  • SHA256

    b803b122f419628265a7a3979323b5ceb3202968cbaa671a68fc743029564ae9

  • SHA512

    e909aaecfdf67aa889b0657d4b4a70b80bfb29474529b3b5b89f2e1e3d4d2931873f996dd8cd954a09f968b9fdad8dbea6b8db83b873593ecc701333a1348c51

  • SSDEEP

    1536:etH0PITnQInZFeu4dDlcc77z0gF3OnL7CRQ4kRSRBDNrR0RVe7R6R8RPD2zL:etHCIs4KFlcc7cgF+LGeJAnDlmbGcGF8

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

      b803b122f419628265a7a3979323b5ceb3202968cbaa671a68fc743029564ae9

    • Size

      87KB

    • MD5

      8f0c8e1cf981f9e3f3d973f0ffbaad7b

    • SHA1

      40802c289206ec74341d3ade027b9e79d6fbd37a

    • SHA256

      b803b122f419628265a7a3979323b5ceb3202968cbaa671a68fc743029564ae9

    • SHA512

      e909aaecfdf67aa889b0657d4b4a70b80bfb29474529b3b5b89f2e1e3d4d2931873f996dd8cd954a09f968b9fdad8dbea6b8db83b873593ecc701333a1348c51

    • SSDEEP

      1536:etH0PITnQInZFeu4dDlcc77z0gF3OnL7CRQ4kRSRBDNrR0RVe7R6R8RPD2zL:etHCIs4KFlcc7cgF+LGeJAnDlmbGcGF8

    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