Overview

overview

10

Static

static

3

a8b43e704f...0d.exe

windows7-x64

10

a8b43e704f...0d.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    a8b43e704ffaeb2015c50ad4cace83cc3b9ca3b3551460667f8e60362752840d

  • Size

    481KB

  • Sample

    241123-ck88gavqdw

  • MD5

    88d324d5968354e5e391fab46a7cac19

  • SHA1

    8a951764eb525ebf9e58ec7c29d0862d3903a5bb

  • SHA256

    a8b43e704ffaeb2015c50ad4cace83cc3b9ca3b3551460667f8e60362752840d

  • SHA512

    e1e65c60247444f4ea349beef539f2430b8ed6593bc9c62f0503937ebfa60aa5524119e434e879d12b9968656ea745d53fdcdc77ad6d2fa81ac35b4a3dddd5fc

  • SSDEEP

    6144:v9i6TZiH444YmZbBuz34lKm3mo8Yvi4KsLTFM6234lKm3+ry+dB/:FR9iY4FmxBuD4lwR45FB24l4++dB/

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

      a8b43e704ffaeb2015c50ad4cace83cc3b9ca3b3551460667f8e60362752840d

    • Size

      481KB

    • MD5

      88d324d5968354e5e391fab46a7cac19

    • SHA1

      8a951764eb525ebf9e58ec7c29d0862d3903a5bb

    • SHA256

      a8b43e704ffaeb2015c50ad4cace83cc3b9ca3b3551460667f8e60362752840d

    • SHA512

      e1e65c60247444f4ea349beef539f2430b8ed6593bc9c62f0503937ebfa60aa5524119e434e879d12b9968656ea745d53fdcdc77ad6d2fa81ac35b4a3dddd5fc

    • SSDEEP

      6144:v9i6TZiH444YmZbBuz34lKm3mo8Yvi4KsLTFM6234lKm3+ry+dB/:FR9iY4FmxBuD4lwR45FB24l4++dB/

    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