Overview

overview

10

Static

static

3

Backdoor.W...ew.exe

windows7-x64

10

Backdoor.W...ew.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    Backdoor.Win32.Berbew.pz-e32cc0f754e1752f9b8cbd45ad675359fef4312d2d34e736836c2712ffe9ff76N

  • Size

    96KB

  • Sample

    240918-zeg85ascne

  • MD5

    1a277287ff1818fae623872f15aa57a0

  • SHA1

    9c3fe8f4df5e8d258ce0fc0d32464f81e9dd731e

  • SHA256

    e32cc0f754e1752f9b8cbd45ad675359fef4312d2d34e736836c2712ffe9ff76

  • SHA512

    9e8d7bbb6c5a1ae5a574457ac8c0f60a2f5d9e05d38f5af378cbaa3cb46b6c27e357c0d9f43a7373095122609b6d8316ad38c32c483aba3400d3ba1a4b0a7241

  • SSDEEP

    1536:P54gqoVI+O0AiCaSTR7qQHFV52LWRQxwj2tN74S7V+5pUMv84WMRw8Dkqq:xUoaDmo9iJ4Sp+7H7wWkqq

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

      Backdoor.Win32.Berbew.pz-e32cc0f754e1752f9b8cbd45ad675359fef4312d2d34e736836c2712ffe9ff76N

    • Size

      96KB

    • MD5

      1a277287ff1818fae623872f15aa57a0

    • SHA1

      9c3fe8f4df5e8d258ce0fc0d32464f81e9dd731e

    • SHA256

      e32cc0f754e1752f9b8cbd45ad675359fef4312d2d34e736836c2712ffe9ff76

    • SHA512

      9e8d7bbb6c5a1ae5a574457ac8c0f60a2f5d9e05d38f5af378cbaa3cb46b6c27e357c0d9f43a7373095122609b6d8316ad38c32c483aba3400d3ba1a4b0a7241

    • SSDEEP

      1536:P54gqoVI+O0AiCaSTR7qQHFV52LWRQxwj2tN74S7V+5pUMv84WMRw8Dkqq:xUoaDmo9iJ4Sp+7H7wWkqq

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks