Overview

overview

10

Static

static

3

888ca5fbde...b1.exe

windows7-x64

10

888ca5fbde...b1.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    888ca5fbde4675a42becfbb0825f81744e07b0e426c70575b1ed94b7edc452b1.exe

  • Size

    144KB

  • Sample

    241222-vdk66svjan

  • MD5

    e23f54cece45c16a6b2fbf04d435e3b1

  • SHA1

    1e3a9bf2724068b11204437381d2b5da7f06e1a0

  • SHA256

    888ca5fbde4675a42becfbb0825f81744e07b0e426c70575b1ed94b7edc452b1

  • SHA512

    ab464db6081c16fdbdbf6f4d81f99cf19024817c02a15b9eceac60aa134884f867609856ef9b5e527b1c7fcc4816ed1c0d0187d77ca572e88163cde266ca1156

  • SSDEEP

    3072:gGw5hH4UhVMgAexynIEzGYJpD9r8XxrYnQg4sIq:kfhIuGI2GyZ6Yuq

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

      888ca5fbde4675a42becfbb0825f81744e07b0e426c70575b1ed94b7edc452b1.exe

    • Size

      144KB

    • MD5

      e23f54cece45c16a6b2fbf04d435e3b1

    • SHA1

      1e3a9bf2724068b11204437381d2b5da7f06e1a0

    • SHA256

      888ca5fbde4675a42becfbb0825f81744e07b0e426c70575b1ed94b7edc452b1

    • SHA512

      ab464db6081c16fdbdbf6f4d81f99cf19024817c02a15b9eceac60aa134884f867609856ef9b5e527b1c7fcc4816ed1c0d0187d77ca572e88163cde266ca1156

    • SSDEEP

      3072:gGw5hH4UhVMgAexynIEzGYJpD9r8XxrYnQg4sIq:kfhIuGI2GyZ6Yuq

    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