MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm with numerous external links, including a primary redirector to ttraff.ru. The document body, though heavily obfuscated, contains the malicious URL and appears to be a lure for users interested in essay formats. The ML classifier strongly indicates maliciousness, and the presence of a redirector URL suggests an attempt to lead the user to a malicious site, likely for phishing or malware distribution.
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=strengths+and+weaknesses+essay+format
- http://files.enelectuas.com/uploads/1/3/1/1/131164488/tuporugosusukeg.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0558/3266/files/63106896263.pdf
- https://cdn.shopify.com/s/files/1/0437/7070/8125/files/xapukabu.pdf
- https://cdn.shopify.com/s/files/1/0429/2778/4095/files/wivikofarizuwogufepojadi.pdf
- https://cdn.shopify.com/s/files/1/0433/3305/8715/files/lawyer_business_card_psd_free.pdf
- https://cdn.shopify.com/s/files/1/0431/5955/2155/files/ghost_recon_breakpoint_game_informer_review.pdf
- https://cdn.shopify.com/s/files/1/0431/4926/3005/files/tisimefadi.pdf
- https://cdn.shopify.com/s/files/1/0435/3641/6936/files/adobe_photoshop_cs6_cracken.pdf
- https://cdn.shopify.com/s/files/1/0429/3751/6191/files/88182948604.pdf
- https://cdn.shopify.com/s/files/1/0434/6534/3141/files/kitchen_vocabulary_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0437/5507/7786/files/bhagavad_gita_shlok.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_off00005db2.bin124c9dc07e70485a5cd5745d094ea8891b8a1cedace6e74e48c46e2138ed6d24 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DB2 | 5648 bytes |
font_01_sfnt_off000070da.bin04bf86c84a7173cbf1014da3364c72aec49230fc501c45e81ed14259ca5c221e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70DA | 10268 bytes |
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