MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a deceptive lure, presenting itself as a crossword puzzle answer to encourage users to click embedded links. One of these links, 'https://ttraff.ru/pify?keyword=photosynthesis+and+cellular+respiration+crossword+answer', points to known malicious redirector infrastructure. The document also hosts a link farm of other PDFs, likely for SEO manipulation or to obscure malicious intent. No scripts were extracted, but the presence of malicious links and the deceptive content strongly suggests a phishing or redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=photosynthesis+and+cellular+respiration+crossword+answer
- http://dekeze.surreybulldogs.com/uploads/1/3/0/7/130775129/8247258.pdf
- http://xajexezug.themusictheater.com/uploads/1/3/1/4/131453206/wowutuv.pdf
- http://zovepuvu.chesapeakeherbgathering.com/uploads/1/3/0/8/130874276/d074e3cb2349.pdf
- http://files.kirsteenmackayconsulting.com/uploads/1/3/2/7/132740293/fe1e27d.pdf
- http://files.baylanders.org/uploads/1/3/1/6/131606146/pidodosab-liwize-numimusikididaf.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/6629/2389/files/dolegojineludonejawar.pdf
- https://cdn.shopify.com/s/files/1/0428/5884/0223/files/hong_kong_airport_terminal_1_map.pdf
- https://cdn.shopify.com/s/files/1/0428/9114/9475/files/dorisusudote.pdf
- https://cdn.shopify.com/s/files/1/0438/5079/3110/files/26465256591.pdf
- https://cdn.shopify.com/s/files/1/0438/2598/7746/files/libifemuderusubifuxepax.pdf
- https://cdn.shopify.com/s/files/1/0435/2812/6618/files/meant_to_be_song.pdf
- https://cdn.shopify.com/s/files/1/0432/3685/1874/files/android_studio_google_play_services_are_updating.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f11.bindba9a91a6e58f92c0f914a2b5874957a05748e7e9b03d6f77e5d34e40d615497 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F11 | 5356 bytes |
font_01_sfnt_off00007147.binc39756283220705923dcb222b9fe5cc15793f15b529c39c7ff5a1134875b6da7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7147 | 10420 bytes |
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