MALICIOUS
174
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains a malicious redirector link disguised as a link to a software testing PDF. The link leads to 'https://ttraff.ru/pify?keyword=seven+principles+of+software+testing+pdf', which is part of a known malicious redirector infrastructure. The document also contains a large number of external PDF links, suggesting a link farm or SEO poisoning attempt. The ML classifier strongly indicated maliciousness.
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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Malformed active-content stream length medium PDF_MALFORMED_EXPLOIT_STREAM_LENGTHA PDF stream that carries active/exploit-looking content has a declared /Length that does not match the recovered stream body. Malformed stream boundaries and length mismatches are common parser-evasion/supporting evidence around Reader exploit streams.
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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=seven+principles+of+software+testing+pdf In PDF document text
- https://mapipuluzobeb.weebly.com/uploads/1/3/1/3/131398440/werilaparusaxena.pdfIn PDF document text
- https://dosaremuxabibi.weebly.com/uploads/1/3/0/7/130739916/vakuwumetirogilubufi.pdfIn PDF document text
- https://sumozizadux.weebly.com/uploads/1/3/4/2/134266097/sapizisiwe_mejodepuwax.pdfIn PDF document text
- https://rosuxemu.weebly.com/uploads/1/3/0/7/130776582/8637076.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4377408/normal_5f9208b3b8f5d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4371495/normal_5f893792d4036.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0484/6898/3969/files/seven_steps_of_research_process.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0492/2939/8182/files/unidad_4_leccion_1_answers_avancemos_2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4663/3621/files/my_side_of_the_mountain_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2536/6165/files/zexumekamexomazotemoje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0481/9599/3754/files/zupewituf.pdfIn PDF document text
- https://s3.amazonaws.com/xisefowu/kesovurexuxopibomewum.pdfIn PDF document text
- https://s3.amazonaws.com/kezemiradigu/30600385737.pdfIn PDF document text
- https://s3.amazonaws.com/zirojopemup/46058008985.pdfIn PDF document text
- https://s3.amazonaws.com/liguwubore/valores_eticos_y_morales.pdfIn PDF document text
- https://s3.amazonaws.com/xanebavifamopez/gudevemorolag.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4ace78f7-f71d-42f4-9a3f-1d1a84032ccf/xuxujigol.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/58e689eb-1849-4a0e-a53e-17ae9f818577/metagenics_10_day_detox_guide.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4dd45865-b4a3-4b72-b7c0-bf299f5671b7/xixodufisu.pdfIn PDF document text
- https://s3.amazonaws.com/juvuraguvutoxif/82769742095.pdfIn PDF document text
- https://s3.amazonaws.com/lixasifasi/program_manager_interview_questions_and_answers.pdfIn PDF document text
- https://s3.amazonaws.com/wilugugo/vobutobevujezufakepag.pdfIn PDF document text
- https://s3.amazonaws.com/susopuzupure/notudaxagesikanode.pdfIn PDF document text
- https://s3.amazonaws.com/subud/pefoleroxabonodaxowemar.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000085c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85C4 | 5576 bytes |
SHA-256: 78c4c2fbef309ecf377244d6a89ba8f623a893340e97da8793fa380813a04664 |
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font_01_sfnt_off000098e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x98E9 | 12016 bytes |
SHA-256: 46bfbc79ce4191f37f913d03c408147d6c7569d468360b50d78c893954adc0b1 |
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