Overview

overview

10

Static

static

3

bc5602744b...61.exe

windows7-x64

10

bc5602744b...61.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bc5602744b95396c21e439b3ad07990a9861226c9176ae56a47ab0d244d29561.exe

  • Size

    74KB

  • Sample

    241120-f71fmasjes

  • MD5

    a97e58b9c33c9698dee94a285f981662

  • SHA1

    24c24341e4e9c81603fcda3abf3b4d7cc68b1dae

  • SHA256

    bc5602744b95396c21e439b3ad07990a9861226c9176ae56a47ab0d244d29561

  • SHA512

    8d54f68f00bd7e4affc1cfd5eb19fb2a4b38d3d9f0cc4913a3cbb6e7723df5952b57433a8137c78d172e0d19a143b9983b880ece8f4327ed81f407bfe65dae2f

  • SSDEEP

    1536:1kCB9kd8AjA2M3SDcGWjIHcCZc5mz8+QquozVV/d:1FBj8xtDcGWucwNAIzVtd

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

      bc5602744b95396c21e439b3ad07990a9861226c9176ae56a47ab0d244d29561.exe

    • Size

      74KB

    • MD5

      a97e58b9c33c9698dee94a285f981662

    • SHA1

      24c24341e4e9c81603fcda3abf3b4d7cc68b1dae

    • SHA256

      bc5602744b95396c21e439b3ad07990a9861226c9176ae56a47ab0d244d29561

    • SHA512

      8d54f68f00bd7e4affc1cfd5eb19fb2a4b38d3d9f0cc4913a3cbb6e7723df5952b57433a8137c78d172e0d19a143b9983b880ece8f4327ed81f407bfe65dae2f

    • SSDEEP

      1536:1kCB9kd8AjA2M3SDcGWjIHcCZc5mz8+QquozVV/d:1FBj8xtDcGWucwNAIzVtd

    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