MALICIOUS
102
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1204.002 Malicious File
The PDF document contains embedded URLs and a heuristic firing for an external URI, suggesting an attempt to redirect the user to a malicious download. The ML classifier also flagged the PDF as malicious. The document body, though partially corrupted, contains references to 'sewer solution' and URLs that appear to be download links, reinforcing the lure. The primary attack pattern involves tricking the user into downloading a file disguised as relevant content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9395
Heuristics 4
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Fake 'free download' SEO-poisoning PDF critical PDF_SEO_FAKE_DOWNLOADThe ML classifier flagged this PDF AND it carries a visual download/call-to-action lure AND an off-domain server-side download-gateway link whose query string names a document payload. This three-signal conjunction is the fake-document / 'free PDF download' SEO-poisoning delivery pattern: the page is padded with benign decoy links to dilute classifier scores while funnelling the victim through the gateway to malware/scareware. Acting only on the conjunction keeps benign download-bearing PDFs from being misflagged.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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External URI info PDF_URIPDF contains an external URL action
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://uncpbisdegree.com/download3.php?q=sewer-solution.pdf PDF link annotation
- http://uncpbisdegree.com/download4.php?q=sewer-solution.pdfIn PDF document text
- http://www.doityourselfrv.com/rv-tank-dumping-sewer-solution/In PDF document text
- https://odorhog.com/sewer-solution-filter-measuring-guide/In PDF document text
- http://www.balkanplumbing.com/automatic-backwater-valve-solution-stop-sewer-water-flooding/In PDF document text
- http://www.ezekleensystem.com/In PDF document text
- http://www.nationalwatercompany.com/In PDF document text
- http://www.cirossewer.com/In PDF document text
- http://backwater-valves.com/In PDF document text
- http://www.balkanplumbing.com/tree-roots-in-sewer-repair-replacement-sewer-line/In PDF document text
- https://www.denverplumbingconsultants.com/In PDF document text
- http://www.drainandsewer.co.uk/In PDF document text
- http://betterconnected.com.au/In PDF document text
- http://www.draincleaningsolutionsdcs.com/In PDF document text
- http://www.pawpaw.net/Portals/38/docs/SewerSmells.pdfIn PDF document text
- http://apexplumbingky.com/In PDF document text
- http://ivisinc.com/In PDF document text
- http://www.omahacso.com/resources/faqs/In PDF document text
- http://mysidewalk.com/In PDF document text
- http://www.eecusa.com/In PDF document text
- http://www.millerplumbing.com/In PDF document text
- http://www.therma-kleen.com/In PDF document text
- http://pottersplumbing.com/In PDF document text
- http://haaker.com/In PDF document text
- http://www.royalbuildingproducts.com/In PDF document text
- http://uncpbisdegree.com/1/the-hummingbirds-daughter-luis-alberto-urrea.pdfIn PDF document text
- http://riverside-resort.net/1/wisdom-of-the-crone-a-deck-of-54-wisdom-cards.pdfIn PDF document text
- http://uncpbisdegree.com/1/sharp-cash-register-xe-a106-manual.pdfIn PDF document text
- http://riverside-resort.net/1/uniden-answering-system.pdfIn PDF document text
- http://uncpbisdegree.com/1/the-first-battle-operation-starlight-and-the-beginning-of-the-blood-debt-in-vietnamc.pdfIn PDF document text
- http://uncpbisdegree.com/1/solutions-feedback-control-dynamic-systems-6th-edition.pdfIn PDF document text
- http://riverside-resort.net/1/year-10-foundation-maths-paper-at-stratton.pdfIn PDF document text
- http://uncpbisdegree.com/1/the-arabic-role-in-medieval-literary-history-a-forgotten-heritage.pdfIn PDF document text
- http://uncpbisdegree.com/1/summit-ct66bbiadasshv-refrigerators-owners-manual.pdfIn PDF document text
- http://uncpbisdegree.com/1/sony-pcv-e308ds-desktops-owners-manual.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://www.campingworld.com/rhinoflex-swivel-rv-sewer-kitIn PDF document text
- https://www.campingworld.com/maintain-your-rv/sewerIn PDF document text
- https://www.campingworld.com/maintain-your-rv/sewer/sewer-connectionIn PDF document text
- https://www.campingworld.com/maintain-your-rv/sewer/sewer-connection/sewer-hosesIn PDF document text
- http://www.frankfort.ky.gov/In PDF document text
- http://homeguides.sfgate.com/plumbing-snaking-vs-hydro-jetting-87025.htmlIn PDF document text
- http://go.microsoft.com/fwlink/?LinkId=521839&CLCID=0409In PDF document text
- http://go.microsoft.com/fwlink/?LinkID=246338&CLCID=0409In PDF document text
- https://go.microsoft.com/fwlink/?linkid=868922In PDF document text
- http://go.microsoft.com/fwlink/?LinkID=286759&CLCID=409In PDF document text
- http://go.microsoft.com/fwlink/?LinkID=617297In PDF document text
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004a7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A7D | 10580 bytes |
SHA-256: fbb67663e748127e47fb794b8c7edf5ea43db1f1e344b344bb711ed30290faa5 |
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font_01_sfnt_off00006c01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C01 | 6524 bytes |
SHA-256: b1a43f37039bed7ca80c4f12c615f95b7e071814334f4e7a1d1f94f3b3f3d74d |
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