MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains a large number of embedded links, many of which point to redirector infrastructure. The primary redirector URL, 'https://ttraff.cc/pify?keyword=academic+performance+index+ugc', is flagged as malicious. The document body, though heavily obfuscated, also contains this URL and other Shopify links, suggesting a tactic to distribute malicious content or phish for information. The ML classifier strongly indicates 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.cc/pify?keyword=academic+performance+index+ugc In PDF document text
- http://taras.wctherapygroup.com/uploads/1/3/2/6/132696056/tijozotolamawot-raniveruv-rupefewi.pdfIn PDF document text
- http://setixop.pascaline-preorder.com/uploads/1/3/1/3/131380500/suburokiwaduza.pdfIn PDF document text
- http://kixeg.alpinelegendspixiebobs.com/uploads/1/3/0/8/130873851/5ab12cf0013.pdfIn PDF document text
- http://guxabak.bensbackpack.com/uploads/1/3/2/8/132815154/wagovi.pdfIn PDF document text
- http://vobesup.janiceragoart.com/uploads/1/3/1/4/131453177/aae07e8e.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/1/0427/5660/4070/files/21531541394.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5387/4329/files/zivisikus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9280/3744/files/93103646097.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5996/0218/files/this_is_america_music_video_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2562/0374/files/vufotesetivibomafabapok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6913/5262/files/67049272287.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7973/8278/files/zapomerobonetoniroj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8059/7152/files/xuxovixiwibosor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0753/1432/files/faburewusesolefari.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1326/6846/files/gidijotovupapilazik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3319/7718/files/rumas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8235/7663/files/54327836493.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4573/2007/files/57020257478.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1553/6793/files/34928982376.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_off000069d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69D8 | 5320 bytes |
SHA-256: 136d37e4ee03d9e433c858221d14ff4c1d643f15b1d43f0c4f79cb80e6b2d478 |
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font_01_sfnt_off00007bda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BDA | 10128 bytes |
SHA-256: f5bc706b15a77933c49a1f5e6007787f8d86e210b9e49c9ce5a7149e6f03f103 |
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