MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF contains a large number of external links, many pointing to Shopify domains, but one critical link redirects to known malicious infrastructure at ttraff.ru. This suggests a link farm or SEO poisoning tactic to lure victims to a malicious site. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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 https://ttraff.ru/pify?keyword=agricultural+drainage+systems+pdf In PDF document text
- http://files.mshansmusic.com/uploads/1/3/1/8/131859261/5332965.pdfIn PDF document text
- http://files.raebirdcreations.com/uploads/1/3/0/7/130775393/wekuwujobofipo_sekemed.pdfIn PDF document text
- http://files.twigflowers.online/uploads/1/3/2/3/132302711/rivekexutun-wigifetugu-mamuzaxigokif.pdfIn PDF document text
- http://files.carlosdepaula.co.uk/uploads/1/3/1/4/131409463/neravibe-pusirewe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0453/4242/5243/files/104136492.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1594/6911/files/dimizafebumujojudon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4605/0728/files/bofuxipatoruwan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2254/1209/files/95570698178.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2924/9694/files/united_states_of_whatever.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3000/3355/files/www_pipeline_wayne_edu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6803/8049/files/37304439567.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0525/5577/files/lejojakojelebiz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1190/7488/files/26621444506.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7792/7072/files/korejofaginokosag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6055/2085/files/exercices_d_orthographe_cm1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rinajimakonewob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3165/7638/files/piwoji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1624/9767/files/pelodowizijiradepakol.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000774d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x774D | 5336 bytes |
SHA-256: 2e4361afa29fc74cd4fdf46eac688002293292bf97e756dc45dffcc5ee565fd2 |
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font_01_sfnt_off00008960.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8960 | 10860 bytes |
SHA-256: 77c81072afa9352ce3e228d27ac190b36ad709312d13e383c48d4fca640d0065 |
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font_02_sfnt_off0000ae3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE3B | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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