Overview

overview

10

Static

static

3

83ee31e012...41.exe

windows7-x64

10

83ee31e012...41.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    83ee31e012463be4e91defe7a1837c22199ddd55232f8e508aa33785cc162941

  • Size

    72KB

  • Sample

    250307-1jtndsxydy

  • MD5

    b161f609cbadcebe0aa56f8ec027a747

  • SHA1

    aea7a20f3b731ca37af30cc8df3eb615fdc74cea

  • SHA256

    83ee31e012463be4e91defe7a1837c22199ddd55232f8e508aa33785cc162941

  • SHA512

    787df1c7561f724c21bea487a0127dee7ad8988260ccf2eb3d9c0cdf215e7bf2cb76256ab0364ae6557c0819c4aa72dc8f0e2c505a1e6a2983cfc5e06832bc10

  • SSDEEP

    1536:wJGDkVd93N0O1GYxb15L5a0GXxXNrwcgWZPVVqE1yeZH22l+eGDylxeupuJrX1Mi:IVd93y6/xb1ruxXNvxGWH22lW0KXe

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

      83ee31e012463be4e91defe7a1837c22199ddd55232f8e508aa33785cc162941

    • Size

      72KB

    • MD5

      b161f609cbadcebe0aa56f8ec027a747

    • SHA1

      aea7a20f3b731ca37af30cc8df3eb615fdc74cea

    • SHA256

      83ee31e012463be4e91defe7a1837c22199ddd55232f8e508aa33785cc162941

    • SHA512

      787df1c7561f724c21bea487a0127dee7ad8988260ccf2eb3d9c0cdf215e7bf2cb76256ab0364ae6557c0819c4aa72dc8f0e2c505a1e6a2983cfc5e06832bc10

    • SSDEEP

      1536:wJGDkVd93N0O1GYxb15L5a0GXxXNrwcgWZPVVqE1yeZH22l+eGDylxeupuJrX1Mi:IVd93y6/xb1ruxXNvxGWH22lW0KXe

    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