Overview

overview

10

Static

static

3

6686b2f509...83.exe

windows7-x64

10

6686b2f509...83.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6686b2f5098f1a44f44babc3a503e28a76923f4f68dabe602936ec456473c283

  • Size

    92KB

  • Sample

    241123-3b1svaykam

  • MD5

    f5dcce3010a60d47e18474e4e8081e2a

  • SHA1

    d80b5e2b3ac12816b9235016f5ed25eb43acd2e7

  • SHA256

    6686b2f5098f1a44f44babc3a503e28a76923f4f68dabe602936ec456473c283

  • SHA512

    b635d9203c9ed44a8dfc5135782b950643f39f38656d6d2d65cea8c9cdea7ed232b5c6d2574eb94e0d31d4e8fbbc69edbc87a014e3ee90fc7b4cb96d9c77a031

  • SSDEEP

    1536:46+69QiBZOaQ/aRPfMcp+nXe4DpPI5rGzrfAnNWvjz0cZe:4R69Eel415kYENvie

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

      6686b2f5098f1a44f44babc3a503e28a76923f4f68dabe602936ec456473c283

    • Size

      92KB

    • MD5

      f5dcce3010a60d47e18474e4e8081e2a

    • SHA1

      d80b5e2b3ac12816b9235016f5ed25eb43acd2e7

    • SHA256

      6686b2f5098f1a44f44babc3a503e28a76923f4f68dabe602936ec456473c283

    • SHA512

      b635d9203c9ed44a8dfc5135782b950643f39f38656d6d2d65cea8c9cdea7ed232b5c6d2574eb94e0d31d4e8fbbc69edbc87a014e3ee90fc7b4cb96d9c77a031

    • SSDEEP

      1536:46+69QiBZOaQ/aRPfMcp+nXe4DpPI5rGzrfAnNWvjz0cZe:4R69Eel415kYENvie

    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