MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, which is further supported by the presence of the URL in the document body. This URL, 'https://ttraff.cc/pify?keyword=collins+english+for+business+speaking+pdf', is likely used to redirect the user to a malicious site. The document also contains a large number of embedded links, many pointing to Shopify domains, suggesting an attempt to disguise malicious content within a seemingly legitimate structure. No scripts were extracted from this sample.
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.cc/pify?keyword=collins+english+for+business+speaking+pdf In PDF document text
- http://files.happyfrogfilms.com/uploads/1/3/0/7/130775286/mosenolerazagadapi.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/1/0437/2617/6407/files/8904451521.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3663/0422/files/14051786859.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1451/1001/files/51094800305.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9249/9877/files/vinunulejopelejagamukoka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7243/8947/files/70552947348.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2134/3647/files/jump_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5598/6341/files/tozojudegigagapitifo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/1836/7654/files/shylock_agreement_form.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2793/1029/files/64855616216.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5932/8662/files/zaresunar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1839/3499/files/37942841088.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4479/8613/files/42454079958.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000050c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x50C5 | 5412 bytes |
SHA-256: fe8e29f026edc6638d56b2db6e59f707d573bd3e181bc295ced64284af779130 |
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font_01_sfnt_off0000630d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x630D | 7148 bytes |
SHA-256: 2d4a02105b625024ff9d4126acc605e1ffe76bc7d171ff7e8e58ee39eb2e5eb1 |
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font_02_sfnt_off0000766e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x766E | 9976 bytes |
SHA-256: d34b9ea4f2eacc9074881c573c6787f055efc7b8c8452ec496a818da11965dea |
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font_03_sfnt_off000098c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x98C8 | 16140 bytes |
SHA-256: 2998ba902476debafacfaad6f45403e44352055ee498314c2d3a56defa64a2ce |
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