Overview

overview

10

Static

static

3

511fe23ac9...dN.exe

windows7-x64

10

511fe23ac9...dN.exe

windows10-2004-x64

10

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General

  • Target

    511fe23ac9761673011a36e3ca122baf04ef1e6c27e88bf22c8ee27c4654788dN.exe

  • Size

    89KB

  • Sample

    241123-y6z3ksvkg1

  • MD5

    555ff36b1039848a7dc447d26351ccd0

  • SHA1

    5c83684073f62614fa940a46a4bb257a7fa0f438

  • SHA256

    511fe23ac9761673011a36e3ca122baf04ef1e6c27e88bf22c8ee27c4654788d

  • SHA512

    d185cea120d61afd6f0e23cc5b2d36bb1fe1a72158cc334f71c2a62d3d5da3f103c2cdc5b5b18ee1744618ccba01d7ec27bf418608b042189bafddee329f8477

  • SSDEEP

    1536:lfuzd3NdS5tE02BGf3xVgRKvi3xe4PpZerL+2+xQT:wzRLSz2BuxVgUvi344PpZoL+2T

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

      511fe23ac9761673011a36e3ca122baf04ef1e6c27e88bf22c8ee27c4654788dN.exe

    • Size

      89KB

    • MD5

      555ff36b1039848a7dc447d26351ccd0

    • SHA1

      5c83684073f62614fa940a46a4bb257a7fa0f438

    • SHA256

      511fe23ac9761673011a36e3ca122baf04ef1e6c27e88bf22c8ee27c4654788d

    • SHA512

      d185cea120d61afd6f0e23cc5b2d36bb1fe1a72158cc334f71c2a62d3d5da3f103c2cdc5b5b18ee1744618ccba01d7ec27bf418608b042189bafddee329f8477

    • SSDEEP

      1536:lfuzd3NdS5tE02BGf3xVgRKvi3xe4PpZerL+2+xQT:wzRLSz2BuxVgUvi344PpZoL+2T

    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