MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be part of this malicious redirection scheme. The presence of a large number of external links suggests a link farm or SEO poisoning attempt, likely to lure users to malicious sites.
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=validation+of+capsule+filling+machine+pdf
- http://files.memorylanesg.com/uploads/1/3/0/7/130775634/dudinud.pdf
- http://files.jhsweatfoundation.com/uploads/1/3/0/8/130874246/nudug.pdf
- http://files.hello-baby-toys.com/uploads/1/3/1/4/131453807/4352687.pdf
- http://files.fpcmorganton.org/uploads/1/3/0/9/130968996/2f1fb34a1.pdf
- http://files.spartanmommyphotos.com/uploads/1/3/0/7/130775953/3399405.pdf
- https://cdn.shopify.com/s/files/1/0433/6628/5480/files/80287590356.pdf
- https://cdn.shopify.com/s/files/1/0434/4912/2983/files/6133655570.pdf
- https://cdn.shopify.com/s/files/1/0429/5180/3033/files/xagorupivo.pdf
- https://cdn.shopify.com/s/files/1/0438/2585/6662/files/bidayatul_mujtahid_arabic.pdf
- https://cdn.shopify.com/s/files/1/0433/3328/8088/files/maths_textbook_for_class_5_maharashtra_board.pdf
- https://cdn.shopify.com/s/files/1/0433/7077/4693/files/9945152712.pdf
- https://cdn.shopify.com/s/files/1/0429/1677/4054/files/mudevotexakijukudejekisiv.pdf
- https://cdn.shopify.com/s/files/1/0432/2977/3982/files/800-_662-_4797.pdf
- https://cdn.shopify.com/s/files/1/0433/5416/1310/files/maseteminixezazotodelil.pdf
- https://cdn.shopify.com/s/files/1/0437/2276/8535/files/sociologia_resumo.pdf
- https://cdn.shopify.com/s/files/1/0432/5936/3496/files/ripexaku.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008586.bin38c7192ff0eebbbfee44948efd3df615e4dc8c6150dda89af37803a5a0ec7e3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8586 | 5440 bytes |
font_01_sfnt_off000097ee.bin7b119adc3fd024ab5fa1d5e0c81406103c30bccedfcd142460328f8ac8479282 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97EE | 10320 bytes |
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