General

  • Target
    TSS.zip
  • Size 36.1MB
  • Sample260409-amfb3afx9n
  • SHA256 ed6ad1a77e7063c06ca21fc77d522ea93dd9eba34f63ffd71d5736abf200dc18
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://bemis.partners.extranet.microsoft.com/2718662

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://bemis.partners.extranet.microsoft.com/2628581

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2176002

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/312362

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/892100%20

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=211872

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=211875

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=229679

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=229691

  • exe.dropper

    http://support.microsoft.com/kb/2200187

  • exe.dropper

    http://support.microsoft.com/kb/2025726

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=229714

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=229715

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=229719

  • exe.dropper

    http://go.microsoft.com/fwlink/?LinkId=229720

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2618669

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2694134

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://bemis.partners.extranet.microsoft.com/2693877

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2182466

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://community.dynamics.com/product/crm/crmtechnical/b/crmteamblog/archive/2012/03/02/improved-upgrade-performance-in-ur6.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2475761

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2213917

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;2687234

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://blogs.technet.com/b/askcore/archive/2011/08/11/windows-2003-server-cluster-and-access-denied-errors.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;en-US;2011797

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2566165

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/825036

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://sharepoint.partners.extranet.microsoft.com/sites/Onestop/CTSSQL/Pages/sql%20corruption%20dell%20machines%20scribble%20pattern%207f87312b.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/931125

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://blogs.technet.com/b/pki/archive/2012/06/12/rsa-keys-under-1024-bits-are-blocked.aspx

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://blogs.technet.com/b/askds/archive/2010/03/31/tuning-replication-performance-in-dfsr-especially-on-win2008-r2.aspx

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/942843

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/315407

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2974384

  • exe.dropper

    http://support.microsoft.com/kb/2967755

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://blogs.technet.com/b/netro/archive/2010/11/24/arguments-against-disabling-ipv6.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://technet.microsoft.com/en-us/library/cc755994(v=WS.10).aspx#w2k3tr_repto_how_imft

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://blogs.technet.com/b/askperf/archive/2012/03/06/performance-issues-due-to-inactive-terminal-server-ports.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/975363

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/327825

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://technet.microsoft.com/en-us/library/aa996786(EXCHG.80).aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2635684

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/958644

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2218209

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://blogs.technet.com/askds/archive/2008/10/29/port-exhaustion-and-you-or-why-the-netstat-tool-is-your-friend.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2697865

  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;en-US;2716108

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/906952

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/KB947477

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;en-US;2670246

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2232459

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;en-US;2003705

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://bemis.partners.extranet.microsoft.com/8/Pages/2714828_en-US.aspx

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://blogs.technet.com/b/markrussinovich/archive/2009/09/29/3283844.aspx

  • exe.dropper

    http://blogs.technet.com/b/askperf/archive/2008/04/11/an-introduction-to-pool-tags.aspx

  • exe.dropper

    http://blogs.technet.com/b/askperf/archive/2008/05/16/troubleshooting-server-hangs-part-four.aspx

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://blogs.msdn.com/b/distributedservices/archive/2008/11/12/troubleshooting-msdtc-issues-with-the-dtcping-tool.aspx

  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2506972

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=MSS;EN-US;113012110154455

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2512845%20

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2600881

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2459530

  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2675132

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2584922

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2691464

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2509997

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2509997

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2973536/EN-US

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://www.microsoft.com/en-us/download/details.aspx?id=38826

  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2961421

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://www.microsoft.com/surface/en-us/support/install-update-activate/pro-3-update-history

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=KB;EN-US;2998588

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2973536/EN-US

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://www.microsoft.com/en-us/download/details.aspx?id=38826

  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2961421

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://www.microsoft.com/surface/en-us/support/install-update-activate/pro-3-update-history

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2671722

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/875495

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2575088

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://blogs.msdn.com/b/crm/archive/2012/09/19/enabling-kerberos-for-microsoft-dynamics-crm-2011.aspx

  • exe.dropper

    http://support.microsoft.com/kb/2536453

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2564154

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/884776

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/2647753

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2721389

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://vkbexternal.partners.extranet.microsoft.com/VKBWebService/ViewContent.aspx?scid=B;EN-US;2651106

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://support.microsoft.com/kb/936655

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://learn.microsoft.com/en-us/azure/virtual-desktop/whats-new-agent#latest-available-versions

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://www.myserver.com

Targets

    • Target
      BIN/AgentConfigManagerLib.dll
    • Size 18KB
    • SHA256 3eb912e99216eafc4c8ce970c3f8575b1f211dfc1774f9504667523e1be2b102
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/ConnectivityDiagnosis.exe
    • Size 120KB
    • SHA256 a8f58da0f5885c733c4ca78ba3b4001ae7a41a63a16a0ecb121b68c4be7c717b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/Coreinfo.exe
    • Size 1.0MB
    • SHA256 bf9194b869bc7e3d16d088ee038a78dfa95bd92222d3f684d672fcf6795632e2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BIN/DatabaseAnalyzer.exe
    • Size 533KB
    • SHA256 6aec6fbc98a9419924055703a209c77b685ddad7676c406cd4474d23f292817f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/DisplayExtendedAttribute.exe
    • Size 306KB
    • SHA256 19e9e4577157d0c7c04527757842369dac21ab3c1d1a5bda7d78998b17a545c3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/MDEClientAnalyzer.exe
    • Size 870KB
    • SHA256 0ee5c392d4ac00bb2599607fb2321bf58be342b630ced04541c23f6cf3765aa1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BIN/MDEClientAnalyzerPreviousVersion.exe
    • Size 21KB
    • SHA256 948d0fb60f73686b363608b010b56620314a031b0434e041f5ec01fb03e5cb34
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/Procmon.exe
    • Size 3.9MB
    • SHA256 5f334916a5b224bc6af7137608d63fdebcdfcc888e7e39946161bb472fab33b2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Drops file in Drivers directory

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Target
      BIN/SQLCheck.exe
    • Size 180KB
    • SHA256 41c4ce0a9260637568a6c70f0cfa53861b2f2cd16be4d7b5fff8059fb09befad
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Enumerates processes with tasklist

    • Target
      BIN/Showpriv.exe
    • Size 18KB
    • SHA256 91d30d1a253ca3b359985b6045bc1a3cf4763a845251a5719784077f7bb5a814
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BIN/Sysmon.exe
    • Size 8.1MB
    • SHA256 f2ab7b31ac90f434f997e180be17898508b715cb7b2aefde5123f24c7e7afcb5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      BIN/VmlTrace.exe
    • Size 211KB
    • SHA256 480998ee3a5fe83d779c602491e241b735fcd979441a49ba4b1a8e9295b88cc4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/VmlTrace_2012.exe
    • Size 64KB
    • SHA256 373ba03d60cf7239741b2d42beffff02d9f75c99d671f58bfe62baf49b45ce50
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/WinHTTPDiag.exe
    • Size 181KB
    • SHA256 fe28bb3894e170bd4766c47d2ddfb75e22cfc54482fb29801dfdad08fb5124ee
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/accesschk.exe
    • Size 1.4MB
    • SHA256 aec4e27eeca1b0b1be80c0256e50e13eaad2a61e5e4f80401d94272f4bdd57dd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BIN/autorunsc.exe
    • Size 701KB
    • SHA256 666aa8972b4b0a1e5df53c076af44479f2f94b16f9fb56e15e6d104ed86ca9f4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BIN/avdnettest.exe
    • Size 3.1MB
    • SHA256 69371603a8036afcd9ef7aeab6d9951ff0b259cc9c538a16c0737d9ca1cf28fe
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      BIN/diskspd.exe
    • Size 482KB
    • SHA256 05f1632277731b5ffc6d5715249436766cff1792de8cad0c46439e2531d9fe6d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
10/10

behavioral1

Score
1/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

discovery
Score
3/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

discoverypersistence
Score
8/10

behavioral14

discoverypersistence
Score
8/10

behavioral15

discoverypersistenceprivilege_escalationransomware
Score
5/10

behavioral16

discoverypersistenceprivilege_escalationransomware
Score
5/10

behavioral17

discovery
Score
3/10

behavioral18

discovery
Score
3/10

behavioral19

discovery
Score
4/10

behavioral20

discovery
Score
4/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10

behavioral26

discovery
Score
3/10

behavioral27

discovery
Score
3/10

behavioral28

discovery
Score
3/10

behavioral29

discovery
Score
3/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10