Overview

overview

10

Static

static

10

2fad3c9fce...8N.exe

windows7-x64

10

2fad3c9fce...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2fad3c9fcef0ed8c570b8d4b23b2dd2ca2a0ee31fbd3ba11a5884948f2671708N.exe

  • Size

    276KB

  • Sample

    241208-bg6gqstpby

  • MD5

    ae4f09765e02db3997b6586129676200

  • SHA1

    7c46c767ae60d7c491171d6cf9bfe13b776cb628

  • SHA256

    2fad3c9fcef0ed8c570b8d4b23b2dd2ca2a0ee31fbd3ba11a5884948f2671708

  • SHA512

    2935fff7c6be22ec2e7191956f29054271698d12151a70e8a7b36eb9786cc9407dac0c979a2972a9e62aa9a768e85ed1f2f5344c1881b861aa84b71d1b07a00c

  • SSDEEP

    3072:ljdjsqL8SBLG8iVSVGWV9kT7eS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVDr2:VLRBy7dZMGXF5ahdt3rM8d7TtLa

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

      2fad3c9fcef0ed8c570b8d4b23b2dd2ca2a0ee31fbd3ba11a5884948f2671708N.exe

    • Size

      276KB

    • MD5

      ae4f09765e02db3997b6586129676200

    • SHA1

      7c46c767ae60d7c491171d6cf9bfe13b776cb628

    • SHA256

      2fad3c9fcef0ed8c570b8d4b23b2dd2ca2a0ee31fbd3ba11a5884948f2671708

    • SHA512

      2935fff7c6be22ec2e7191956f29054271698d12151a70e8a7b36eb9786cc9407dac0c979a2972a9e62aa9a768e85ed1f2f5344c1881b861aa84b71d1b07a00c

    • SSDEEP

      3072:ljdjsqL8SBLG8iVSVGWV9kT7eS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVDr2:VLRBy7dZMGXF5ahdt3rM8d7TtLa

    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