Overview

overview

10

Static

static

3

a8768b65a9...d3.exe

windows7-x64

10

a8768b65a9...d3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a8768b65a9b779755ba20988ab6f5b7735f26f73410fe18606cac5ba1f6332d3.exe

  • Size

    93KB

  • Sample

    241119-ny8dwavqbz

  • MD5

    8edbbaef288fcadc5d289cb5fb22ce7b

  • SHA1

    ea86af0916f34c418ab7cf66cdac0043f870384a

  • SHA256

    a8768b65a9b779755ba20988ab6f5b7735f26f73410fe18606cac5ba1f6332d3

  • SHA512

    cf04c593f222c75444306d1a5d246f434fdf71c69715cf26d36ab630dad4f5386310dabd769679101903eb0c8bb2fcc3d62c7cf8a701a637f45bd83d153845cd

  • SSDEEP

    1536:H7f5vHc3Ur8rguGEqR4lXAjeAKXdHDkooIQl8YF6WfPQvH80RQ7RRs3cO57OWxX6:H7f5B8rguKRsAjeJFD7QzFV3Qv/e7E9c

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

      a8768b65a9b779755ba20988ab6f5b7735f26f73410fe18606cac5ba1f6332d3.exe

    • Size

      93KB

    • MD5

      8edbbaef288fcadc5d289cb5fb22ce7b

    • SHA1

      ea86af0916f34c418ab7cf66cdac0043f870384a

    • SHA256

      a8768b65a9b779755ba20988ab6f5b7735f26f73410fe18606cac5ba1f6332d3

    • SHA512

      cf04c593f222c75444306d1a5d246f434fdf71c69715cf26d36ab630dad4f5386310dabd769679101903eb0c8bb2fcc3d62c7cf8a701a637f45bd83d153845cd

    • SSDEEP

      1536:H7f5vHc3Ur8rguGEqR4lXAjeAKXdHDkooIQl8YF6WfPQvH80RQ7RRs3cO57OWxX6:H7f5B8rguKRsAjeJFD7QzFV3Qv/e7E9c

    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