Overview

overview

10

Static

static

3

33d746b746...cf.exe

windows7-x64

10

33d746b746...cf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    33d746b74638aaeaabeb1cd23977856e4dfb94f9e36be9faf2cce2b1cd7fa1cf.exe

  • Size

    74KB

  • Sample

    241123-q6fd6sslfk

  • MD5

    a289402808d52377f84431c535b66c0d

  • SHA1

    4c45c9d66ba2ab038348bb604364288c7998ed2f

  • SHA256

    33d746b74638aaeaabeb1cd23977856e4dfb94f9e36be9faf2cce2b1cd7fa1cf

  • SHA512

    eca81b5edb82067e1bdc84253a989887aa56aeedec7c5e3e60d76ed1817436f18c7649660958a43af39589adde6d9a9ba4cf2059f3f5434edb8ce381ddeb25f5

  • SSDEEP

    768:5F00Yh1t7E0HNehe0WeK46jaDi9RtLpCA+4T01lnWgy6Siil7Mho2BdpHUWSNuAG:zYh1W04tK4iaDI+l1lhaYzBXUWSJK

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

      33d746b74638aaeaabeb1cd23977856e4dfb94f9e36be9faf2cce2b1cd7fa1cf.exe

    • Size

      74KB

    • MD5

      a289402808d52377f84431c535b66c0d

    • SHA1

      4c45c9d66ba2ab038348bb604364288c7998ed2f

    • SHA256

      33d746b74638aaeaabeb1cd23977856e4dfb94f9e36be9faf2cce2b1cd7fa1cf

    • SHA512

      eca81b5edb82067e1bdc84253a989887aa56aeedec7c5e3e60d76ed1817436f18c7649660958a43af39589adde6d9a9ba4cf2059f3f5434edb8ce381ddeb25f5

    • SSDEEP

      768:5F00Yh1t7E0HNehe0WeK46jaDi9RtLpCA+4T01lnWgy6Siil7Mho2BdpHUWSNuAG:zYh1W04tK4iaDI+l1lhaYzBXUWSJK

    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