MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at `https://ttraff.ru/pify?keyword=buffalo+bills+schedule+2019+printable+pdf`. This suggests the document is designed to exploit SEO tactics to distribute malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=buffalo+bills+schedule+2019+printable+pdf
- http://bapix.lucaselliottart.com/uploads/1/3/0/8/130813547/wuzuguxeju_pabifimiler_vaxunifiloguvaj.pdf
- http://refaba.mikezamojski.com/uploads/1/3/2/7/132740435/peradim.pdf
- http://files.kmphotographyma.com/uploads/1/3/1/4/131407165/1126974.pdf
- http://doregegam.firstchristiantexascity.org/uploads/1/3/1/4/131437421/bimukerufigenux-mubekanijupo.pdf
- https://cdn.shopify.com/s/files/1/0462/2883/2405/files/best_bangla_natok_site.pdf
- https://cdn.shopify.com/s/files/1/0429/5586/6263/files/word_art_generator.pdf
- https://cdn.shopify.com/s/files/1/0434/9663/6580/files/jumuxutu.pdf
- https://cdn.shopify.com/s/files/1/0432/0110/1985/files/nefewu.pdf
- https://cdn.shopify.com/s/files/1/0429/0514/1411/files/50329381935.pdf
- https://cdn.shopify.com/s/files/1/0436/9691/4600/files/bapizixuwima.pdf
- https://cdn.shopify.com/s/files/1/0432/9812/8036/files/bengali_story_book_download_free.pdf
- https://cdn.shopify.com/s/files/1/0429/0910/6335/files/zopebubifor.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/68906731860.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_off00005162.bin7c30c3f6ca15b2db9b6d1ca24ac8bcb7f7e9f6ae4a5da9f5fb473a28c2f4f627 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5162 | 5916 bytes |
font_01_sfnt_off00006570.bind509b9a6ba07ae04c624616620acee2177c6d76d317b2b1019cf6605f60470e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6570 | 11540 bytes |
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