MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to Shopify domains hosting other PDFs, suggesting a link farm for SEO poisoning. Crucially, one embedded URL, 'https://ttraff.cc/pify?keyword=adobe+pdf+converter+for+mac', is identified as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and references 'Adobe pdf converter for mac', indicating a lure to trick users into clicking the malicious link. The presence of a visual download button heuristic further supports the social engineering aspect of this attack.
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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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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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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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.cc/pify?keyword=adobe+pdf+converter+for+mac In PDF document text
- http://files.everlastfilm.com/uploads/1/3/0/8/130814652/lirivovemulub.pdfIn PDF document text
- http://files.bronwyndohertyart.com/uploads/1/3/0/7/130738531/bukajuwedukegen.pdfIn PDF document text
- http://files.thedetailors.com/uploads/1/3/0/7/130776162/e0434c1bdfe.pdfIn PDF document text
- http://files.artbodysoulstudio.com/uploads/1/3/1/0/131070374/e1ca5c7c21ca2.pdfIn PDF document text
- http://files.texashollandlops.com/uploads/1/3/1/3/131379371/7953459.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/1/0430/6026/5117/files/67521119669.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9502/4025/files/34828466850.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8384/8093/files/apache_storm_tutorials.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7142/2102/files/17854706877.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/6668/3545/files/waiting_for_the_barbarians_jm_coetzee.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3764/6245/files/tutaka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5119/6315/files/52769610667.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3711/1958/files/29378380123.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2499/0887/files/fodalafodezojanozekenow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5531/7149/files/6377341133.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8818/3456/files/vegetarian_diet_chart_for_weight_loss.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2930/7293/files/45800003901.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000065df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65DF | 5280 bytes |
SHA-256: d04403849041573fe62366aa179f3fd0b707eb1ff2d52beb8f34099cd6cd0a87 |
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font_01_sfnt_off000077c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77C7 | 13656 bytes |
SHA-256: bbca349fc74c56960eea1896b2b6b3529b258ee0e62b6ffa57cbcd486cb80fcf |
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