MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.ru) which is flagged as malicious. The document body and embedded links suggest a lure to download content, likely leading to further malicious activity. The presence of multiple PDF links within the document indicates a link farm strategy, aiming to distribute malicious content or traffic.
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.ru/pify?keyword=history+of+italian+renaissance+art+pdf In PDF document text
- http://files.robohawks1985.org/uploads/1/3/1/4/131453665/b2cb738ae6.pdfIn PDF document text
- http://files.wandaslittlehands.org/uploads/1/3/0/7/130776162/jijepuvalixaxi_bujezubogo_xugawimusu_bepegovifibisip.pdfIn PDF document text
- http://files.allsteelinc.com/uploads/1/3/1/4/131408942/xigujex_jonuva_jidonuvitivobo.pdfIn PDF document text
- http://files.alvin-hwang.info/uploads/1/3/2/6/132682739/muvulut.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/2694/0067/files/down_in_the_dm_lyrics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6880/8613/files/26921427935.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4340/4441/files/25263243198.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3433/7695/files/xupisuwesemi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2539/2035/files/ripidinoladupofejoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9199/3500/files/9108470623.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9388/5089/files/16164726875.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7618/1400/files/xagogaxopijunod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8833/9354/files/zawelatewojozetudim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4296/3613/files/97636390515.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8874/7423/files/sepoxezogogazubafomudizum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3368/8226/files/befurokurepalo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a798.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA798 | 5000 bytes |
SHA-256: cbcb5f3080ee561f8c0e4d5b05bf0885fe4b13a210694ccf0f4ea4e726552f1d |
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font_01_sfnt_off0000b8a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB8A2 | 11004 bytes |
SHA-256: 7e20ebbb0dd9032c0a8b64bf4a463ed5cf8cb36b1b031212af8ae95e269ccaa2 |
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font_02_sfnt_off0000dbfe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBFE | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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