Overview

overview

10

Static

static

10

a1a114cbe7...66.exe

windows7-x64

10

a1a114cbe7...66.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a1a114cbe7463e67af71275beead0d59bf361783028637793fce9056953b9e66

  • Size

    302KB

  • Sample

    241225-bk5plssreq

  • MD5

    f63c523d3babf6cc0c120bf8ba277601

  • SHA1

    9c7f3427acc01b4bd3365b08d6356ab4b65f8f67

  • SHA256

    a1a114cbe7463e67af71275beead0d59bf361783028637793fce9056953b9e66

  • SHA512

    bc2986bbfaa7d11b5b95119386ecc921caa5c130c029aef1ea73a589d2ed9da38e191c58656b9d8d2dab1ea86d37531e059d3f652304148eb569a1a10d19cd65

  • SSDEEP

    6144:P9fdI3FF7fPtcsw6UJZqktbOUqCTGepXgbWH:P9e3FF7fFcsw6UJZqktbDqCTGepXgbWH

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

      a1a114cbe7463e67af71275beead0d59bf361783028637793fce9056953b9e66

    • Size

      302KB

    • MD5

      f63c523d3babf6cc0c120bf8ba277601

    • SHA1

      9c7f3427acc01b4bd3365b08d6356ab4b65f8f67

    • SHA256

      a1a114cbe7463e67af71275beead0d59bf361783028637793fce9056953b9e66

    • SHA512

      bc2986bbfaa7d11b5b95119386ecc921caa5c130c029aef1ea73a589d2ed9da38e191c58656b9d8d2dab1ea86d37531e059d3f652304148eb569a1a10d19cd65

    • SSDEEP

      6144:P9fdI3FF7fPtcsw6UJZqktbOUqCTGepXgbWH:P9e3FF7fFcsw6UJZqktbDqCTGepXgbWH

    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