MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.ru'. This URL is presented in the document body as a driver download, indicating a social engineering lure. The PDF also contains a large number of external links, many hosted on Shopify, suggesting a link farm or SEO poisoning tactic to improve search engine visibility for malicious content. No scripts were extracted from this sample.
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=asmedia+usb3.+1+driver In PDF document text
- http://files.firmfoundationchristianacademy.com/uploads/1/3/2/6/132695455/nudiwapogaj.pdfIn PDF document text
- http://files.leaderscalltoadventure.com/uploads/1/3/0/7/130739032/xiwotabukova.pdfIn PDF document text
- http://files.auseras.com/uploads/1/3/0/9/130969899/749392.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/1/0443/8127/4278/files/hey_you_pink_floyd_guitar_tab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3640/8982/files/bodybuilder_s_kitchen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8459/2805/files/round_function_in_oracle.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3834/3322/files/fetal_pig_dissection_labeled.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4781/3269/files/58412620106.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1970/6273/files/napuburoborivaziwataze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2514/5760/files/bidituxodisu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8273/5006/files/95431344696.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5249/1159/files/38940513034.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4112/0679/files/2005_nissan_sentra_owners_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8089/8973/files/51739845453.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_off00005e4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E4C | 5376 bytes |
SHA-256: 1921b7c2631ae260abda682acfd71580132869ec80db4d9acb9da50b05bf2e18 |
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font_01_sfnt_off00007084.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7084 | 13152 bytes |
SHA-256: af184c6f4beaab555caa310f61e430f867449e2e47c7ea3bb528b295fbdd954e |
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