Overview

overview

10

Static

static

3

3c7e105d4e...b6.exe

windows7-x64

10

3c7e105d4e...b6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3c7e105d4e64cc482309ec5c4fa6bfb3ebc0071928667c17653d0af596d959b6

  • Size

    94KB

  • Sample

    250307-ctw99sstgy

  • MD5

    12cb5567063eb0de45015876d1e8558b

  • SHA1

    756f85ffa5177e18f269df5cae9c78fb86a87208

  • SHA256

    3c7e105d4e64cc482309ec5c4fa6bfb3ebc0071928667c17653d0af596d959b6

  • SHA512

    834a85f09c85bdb185c32d44ab40e49fabf3e417c4b7134a6a71c4058a17a3bf9cd8d40a8b3a4db510bffa9e2c0b5d12bcea1a9f185566c233d83d8addc74107

  • SSDEEP

    1536:1S7ny75v54FcB66j6zX3hJTbvgOkOlPoytM1nxb4L2Ra+7BR9L4DT2EnINs:1SKaIA3fuRxU+6+ob

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

      3c7e105d4e64cc482309ec5c4fa6bfb3ebc0071928667c17653d0af596d959b6

    • Size

      94KB

    • MD5

      12cb5567063eb0de45015876d1e8558b

    • SHA1

      756f85ffa5177e18f269df5cae9c78fb86a87208

    • SHA256

      3c7e105d4e64cc482309ec5c4fa6bfb3ebc0071928667c17653d0af596d959b6

    • SHA512

      834a85f09c85bdb185c32d44ab40e49fabf3e417c4b7134a6a71c4058a17a3bf9cd8d40a8b3a4db510bffa9e2c0b5d12bcea1a9f185566c233d83d8addc74107

    • SSDEEP

      1536:1S7ny75v54FcB66j6zX3hJTbvgOkOlPoytM1nxb4L2Ra+7BR9L4DT2EnINs:1SKaIA3fuRxU+6+ob

    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