MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains numerous embedded links, with one heuristic specifically identifying it as a 'PDF_MALICIOUS_REDIRECTOR_LINK' pointing to 'ttraff.com'. Another heuristic flags it as a 'PDF_SEO_LINK_FARM', indicating a large number of external links, many hosted on 'cdn.shopify.com'. The document body appears to be garbled or encoded, but the presence of the title 'Camas hospitalares eletricas manual' suggests a potential lure. The primary attack pattern involves redirecting users through malicious infrastructure.
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.com/pify?keyword=camas+hospitalares+eletricas+manual In PDF document text
- http://files.thepizzaplaceandmore.com/uploads/1/3/1/4/131483266/8923789.pdfIn PDF document text
- http://files.marchesewrestling.com/uploads/1/3/1/4/131483143/nuganilonav.pdfIn PDF document text
- http://files.paintedponytattoo.com/uploads/1/3/1/3/131379054/3754084.pdfIn PDF document text
- http://files.accessyouranswers.com/uploads/1/3/1/4/131482958/61e2aa4e54ade.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3142/8248/files/57494985250.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7514/9719/files/lomomojubenumoli.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1582/3772/files/4358877589.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9140/9558/files/24671290572.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6219/8425/files/fowugabatetuwume.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9102/4280/files/60764211383.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4357/7256/files/zapuwizabozilamofupomu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9900/4831/files/pokanopor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6844/8152/files/gonatuposepuluvo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bebupikisanomagidilu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/97697777452.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3631/0693/files/35446905504.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dutevitijenunolekegek.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
- https://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn 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_off000071a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71A0 | 6744 bytes |
SHA-256: 8187145963fbf8e0b7977f93bb9cbfc296fb812f6e2b6f40a3c8d31ca5a797a4 |
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font_01_sfnt_off00008287.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8287 | 5076 bytes |
SHA-256: 7df903ce6721a521b64bfcca8dbd9f4b191d19176d7f739e04052d94724814d5 |
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font_02_sfnt_off000093a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93A5 | 12316 bytes |
SHA-256: e52660779713c893be9e073b6f9bd861050282c01fc1942d9ea1f12addbaf2f4 |
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