Overview

overview

10

Static

static

3

41a48232a9...fN.exe

windows7-x64

10

41a48232a9...fN.exe

windows10-2004-x64

10

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General

  • Target

    41a48232a96b682553027ca8a8fbcb584bf69769831aeb33003abdf344a17f4fN.exe

  • Size

    94KB

  • Sample

    240925-h5a43avgmb

  • MD5

    dc0f4338f8b9c11cbeaeac5133be5db0

  • SHA1

    d05c5ae4f9be93042c5c1fd5ce6ba5103e164ba0

  • SHA256

    41a48232a96b682553027ca8a8fbcb584bf69769831aeb33003abdf344a17f4f

  • SHA512

    91280b40e3dabc0dcdb0d677e553a04532a6c471f47d46fcceaa88c49c26e714be28f01f14a1aff1716c95ee49a1d73039984434ffb7cc8b36e7026d971c5c14

  • SSDEEP

    1536:K5LMQaAHB2Oaylj9N+0XsNFfTMI74Rt6s0s86CE2gL7BR9L4DT2EnINs:kE0oOaYq0XYFrf0RtabgL6+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

      41a48232a96b682553027ca8a8fbcb584bf69769831aeb33003abdf344a17f4fN.exe

    • Size

      94KB

    • MD5

      dc0f4338f8b9c11cbeaeac5133be5db0

    • SHA1

      d05c5ae4f9be93042c5c1fd5ce6ba5103e164ba0

    • SHA256

      41a48232a96b682553027ca8a8fbcb584bf69769831aeb33003abdf344a17f4f

    • SHA512

      91280b40e3dabc0dcdb0d677e553a04532a6c471f47d46fcceaa88c49c26e714be28f01f14a1aff1716c95ee49a1d73039984434ffb7cc8b36e7026d971c5c14

    • SSDEEP

      1536:K5LMQaAHB2Oaylj9N+0XsNFfTMI74Rt6s0s86CE2gL7BR9L4DT2EnINs:kE0oOaYq0XYFrf0RtabgL6+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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks