Malware Insights
The PDF contains a large number of embedded links, many of which point to domains associated with SEO link farms. One critical heuristic identified a link to a known malicious redirector, 'ttraff.cc', which is used to obscure the final destination. The document body, though partially corrupted, contains the text 'Area of right triangle worksheet pdf' and the malicious URL, suggesting a lure to trick users into downloading potentially harmful content disguised as educational material. The presence of numerous Shopify-hosted links, some confirmed benign and others unknown, indicates an attempt to blend malicious links with legitimate-looking ones.
Heuristics 3
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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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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=area+of+right+triangle+worksheet+pdf
- http://kezeron.missraesroom.com/uploads/1/3/0/7/130775607/madabupomirazofoma.pdf
- http://files.hellenphotography.com/uploads/1/3/0/7/130776131/1669426.pdf
- http://titama.floridakeysoceangallery.com/uploads/1/3/2/6/132681352/44d1a1ed2.pdf
- http://files.parlorartgallery.com/uploads/1/3/0/9/130969190/3100531.pdf
- http://files.feedmysheeptemple.org/uploads/1/3/0/7/130739517/bewuseno.pdf
- https://cdn.shopify.com/s/files/1/0431/5247/4267/files/66893903431.pdf
- https://cdn.shopify.com/s/files/1/0437/4803/2666/files/27462307263.pdf
- https://cdn.shopify.com/s/files/1/0438/4486/2114/files/visual_studio_2017_enterprise_key.pdf
- https://cdn.shopify.com/s/files/1/0436/2174/4803/files/rotanuruwadamanilux.pdf
- https://cdn.shopify.com/s/files/1/0429/9322/1783/files/97817476430.pdf
- https://cdn.shopify.com/s/files/1/0433/6772/7269/files/53866549059.pdf
- https://cdn.shopify.com/s/files/1/0429/2490/0515/files/munonegadorebufafezujo.pdf
- https://cdn.shopify.com/s/files/1/0436/7004/4825/files/deficiencia_de_aldolasa_b.pdf
- https://cdn.shopify.com/s/files/1/0434/3313/2184/files/96272619815.pdf
- https://cdn.shopify.com/s/files/1/0433/2145/8853/files/17159563155.pdf
- https://cdn.shopify.com/s/files/1/0429/1110/5191/files/all_antonyms_list.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063a3.bindf653f21aa21632d365626833849f498bd895f4d1966338fbbc0f4615aefee34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63A3 | 5448 bytes |
font_01_sfnt_off0000763d.bine99b3ae3fda04e6dfb9f64c04c67368d008ec9560b4664c56b03d7475980ddef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x763D | 10132 bytes |
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