MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous links, many pointing to a redirector service that ultimately serves other PDF files. The document body includes a "download now" call-to-action, suggesting a phishing or malware distribution lure. The ML classifier strongly indicated maliciousness, and the presence of a redirector URL like https://ttraff.com/pify?keyword=game+catur+online+terbaik+android further supports a malicious intent to funnel users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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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.com/pify?keyword=game+catur+online+terbaik+android In PDF document text
- http://files.businessbox.ch/uploads/1/3/2/7/132740435/8828096.pdfIn PDF document text
- http://biwemud.jhuxster.com/uploads/1/3/2/6/132683001/duzum_pobemefe_famomuxekofu.pdfIn PDF document text
- http://wufasozi.abbyfeiner.com/uploads/1/3/2/8/132815787/78baf70799.pdfIn PDF document text
- http://mosesub.stcatherineschurchlittlehampton.org/uploads/1/3/0/7/130776433/budolazifi_nodezedaviro_kosob.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/1/0431/4837/8280/files/78339118624.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0445/2246/files/zowavakikesumejinaxopa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9813/5971/files/22342828815.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5656/9249/files/51346452483.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/0313/9480/files/leluwudup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6879/8614/files/dogef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3077/3913/files/67666581862.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5129/4619/files/air_pollution_sampling_and_measurement.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5109/0077/files/40330164471.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1554/4737/files/33814246911.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_off0000637c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x637C | 5144 bytes |
SHA-256: 9775ba06fc2d6d6d625d6ad19be63f9091aa290deff73f92d94c65a4d9a02b85 |
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font_01_sfnt_off000074e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74E5 | 9964 bytes |
SHA-256: e84c962c7d851b69ec4cd8ef764ba9d62d2e7f64e2bb1305aacc1d8da3f5aa8e |
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