MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to redirect users to malicious infrastructure, specifically to 'https://ttraff.com/pify?keyword=qualities+of+a+good+science+teacher+pdf'. This indicates a phishing or scam attempt, leveraging a seemingly innocuous document title to entice clicks. The ML classifier strongly supports the malicious nature of this PDF.
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.com/pify?keyword=qualities+of+a+good+science+teacher+pdf In PDF document text
- http://files.sunsetparkavenues.org/uploads/1/3/2/7/132740296/b2c943b6db9bab.pdfIn PDF document text
- http://files.theserenityproject.us/uploads/1/3/0/8/130874489/maworuduxigewuv.pdfIn PDF document text
- http://files.prakritidance.com/uploads/1/3/1/3/131379183/1984050.pdfIn PDF document text
- http://jililuz.gatormbagear.org/uploads/1/3/1/0/131070476/nefebewowol.pdfIn PDF document text
- http://fomenapub.evertonnurseryschoolandfamilycentre.org/uploads/1/3/1/4/131453574/zefigiwivaka-gexubozoxav-difiwaresotaxu-vovir.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/1/0435/1547/8176/files/94006231630.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7880/1822/files/20775307385.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1165/3282/files/mopaziguxefixane.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0467/1646/files/siduwitosopitanovodew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5435/7915/files/tongva_hills_gta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/85774114955.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6354/9847/files/47669260477.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9376/9894/files/how_to_draw_cartoon_characters_step_by_step.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8957/6601/files/77586632344.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4485/5195/files/effects_of_air_pollution_in_points.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1488/0405/files/fivibazopidamexenu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2840/4632/files/top_100_mame_roms_pack.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_off00006619.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6619 | 5480 bytes |
SHA-256: cc5384e0e711f8a5a0bf2206001e3832de1d7e9bb0dfbcd0c42f77fef63c5e88 |
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font_01_sfnt_off000078af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78AF | 9964 bytes |
SHA-256: 67d43b509516c2a6814cb4874e0d4c10cb1ff6fd89b53e341103c61e9abf9fcb |
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