MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous embedded links, many of which point to external PDF files hosted on Shopify. One prominent URL, https://ttraff.ru/pify?keyword=augusto+comte+biografia+pdf, is flagged as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'Augusto Comte biografia pdf' and 'wkhtmltopdf', suggesting a lure to disguise the malicious intent. The presence of many external links indicates a potential link farm or SEO manipulation tactic.
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=augusto+comte+biografia+pdf
- http://files.lindarutledge.com/uploads/1/3/0/8/130815017/dumunowosanimap.pdf
- http://files.finestmakaticondo.com/uploads/1/3/1/4/131483249/luxerepad.pdf
- http://files.ukerepublic.shop/uploads/1/3/1/3/131384113/dotutetef_lowet_zepuz_budarizif.pdf
- http://files.yoder-bros.com/uploads/1/3/0/7/130775432/77a2a1c8532627b.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/8682/2053/files/57441563918.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/niborenegukudokeregus.pdf
- https://cdn.shopify.com/s/files/1/0438/8909/8907/files/jegelage.pdf
- https://cdn.shopify.com/s/files/1/0432/8475/8696/files/69713051288.pdf
- https://cdn.shopify.com/s/files/1/0434/2143/4005/files/57140706589.pdf
- https://cdn.shopify.com/s/files/1/0431/6132/1621/files/ant_video_downloader_chrome.pdf
- https://cdn.shopify.com/s/files/1/0431/2036/1629/files/6145054428.pdf
- https://cdn.shopify.com/s/files/1/0441/4016/7320/files/simple_java_games.pdf
- https://cdn.shopify.com/s/files/1/0430/3755/6889/files/48599156557.pdf
- https://cdn.shopify.com/s/files/1/0428/1230/9670/files/12725878706.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_off00017f2f.bind89d17cc71419ce1d9fb37d4c0bf1679c1acc8561e2821bd305b38f734638e52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17F2F | 5572 bytes |
font_01_sfnt_off00019210.bincdee8f463c4bbd387be0314e171fbb8a18c028548b0182e6116f2b21b25d58b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19210 | 11776 bytes |
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