MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.ru/pify?keyword=britax+b+safe+35+car+seat+manual'. This URL is likely used to redirect users to a malicious site. The document body, though partially corrupted, also contains this URL and references to other PDFs hosted on Shopify, suggesting a link farm or redirection tactic. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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=britax+b+safe+35+car+seat+manual In PDF document text
- http://files.folkmusic.com/uploads/1/3/1/4/131407530/4506008.pdfIn PDF document text
- http://xoxaje.100youthwhocarecentralyorkregion.com/uploads/1/3/0/7/130739564/8938907.pdfIn PDF document text
- http://files.greatalleghenypassagecompanion.com/uploads/1/3/1/3/131379296/2f4544b322.pdfIn PDF document text
- http://murovezik.leoralutz.com/uploads/1/3/1/0/131070867/tunewofaxasuxugag.pdfIn PDF document text
- http://files.northeastchristiancollege.com/uploads/1/3/2/7/132740614/120fbd6bef8dfe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0230/6468/files/wetikuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1126/7990/files/48420330121.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4982/0065/files/66762496868.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8125/2507/files/dosasufikozapubaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2202/3847/files/xilezarow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0535/3885/files/561750028.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6958/7104/files/libro_expedicion_botanica.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/riginijulu.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
- http://www.gnu.org/licenses/gpl.htmlIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67FE | 5572 bytes |
SHA-256: 3696cf0d0b73f44702647033740232c02c967120817106ffd6c2ca3097bbd36e |
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font_01_sfnt_off00007ad0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AD0 | 9204 bytes |
SHA-256: 625debe93c1abadd28636ea837ca78b61d69f4c31ec7fe8f7b0cb5ce63da5ac5 |
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font_02_sfnt_off000094ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94CE | 14284 bytes |
SHA-256: 2771bc334ca62348ebec30462350a553c6bdccb1c994ea2c7fee5930ae8be00c |
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