MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass external link farm, with many links pointing to Shopify domains hosting other PDFs. The primary malicious link, 'https://ttraff.ru/pify?keyword=messenger+apk+old+version+free', is a known redirector to malicious infrastructure. The document body text also contains this URL, reinforcing the lure to download potentially malicious software. The ML classifier strongly indicated maliciousness.
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.ru/pify?keyword=messenger+apk+old+version+free In PDF document text
- http://files.kingmanaussies.com/uploads/1/3/2/6/132682040/wamekok_rapisineni_fuxopijunorinu.pdfIn PDF document text
- http://files.wrbgroup.com.au/uploads/1/3/1/0/131070204/ponum.pdfIn PDF document text
- http://maravifo.sassyarabia.com/uploads/1/3/0/8/130874426/2567911.pdfIn PDF document text
- http://fonegaro.zoomintojune.com/uploads/1/3/0/7/130776260/2f896.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/1/0428/9835/8432/files/69892687871.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4233/8981/files/bejasired.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6927/5286/files/bazigar_o_bazigar_new_song.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8611/0110/files/odd_and_even_numbers_worksheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1080/8213/files/bartender_s_guide_certificate_of_proficiency.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2338/2174/files/vumixitefudoterolojexuwu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0463/5118/8125/files/63204453802.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0713/0270/files/fifirudoberimejifo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4445/4051/files/77804599724.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0464/2662/0056/files/fubipoleruriwedu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1126/0062/files/zarew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1921/4756/files/letatufobagijaxipudukep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/3344/8868/files/aims_and_objectives_of_dissolution_of_partnership_firm.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8949/4177/files/moribitopevasudinonok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2395/7144/files/gibibagumer.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_off000061d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61D4 | 5340 bytes |
SHA-256: a4a038e617577e48f458d64cbb9dbaa1718518bc8e39d4b107ec09e0a1050de6 |
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font_01_sfnt_off00007419.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7419 | 10264 bytes |
SHA-256: 70c9c765c3e7f58d3e24735702cc0c758bafcf6f05cf2797cfe988eca50c3e31 |
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