MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many pointing to shopify.com domains, which is characteristic of a link farm. One of the primary links, https://ttraff.ru/pify?keyword=biology+major+unc+worksheet, is identified as a malicious redirector. This suggests the document's purpose is to lure users through a chain of redirects, likely leading to malicious content or phishing pages.
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=biology+major+unc+worksheet
- http://files.mrsoneyscomputerlab.com/uploads/1/3/1/3/131398541/3232550.pdf
- http://kopofupu.empowerdecatur.com/uploads/1/3/1/6/131636664/852a9.pdf
- http://files.hwah.ca/uploads/1/3/1/3/131382387/e09c12e2.pdf
- https://cdn.shopify.com/s/files/1/0432/3573/7755/files/archie_comic_books_free_download.pdf
- https://cdn.shopify.com/s/files/1/0427/6980/9564/files/81129174823.pdf
- https://cdn.shopify.com/s/files/1/0436/0699/9203/files/xorobe.pdf
- https://cdn.shopify.com/s/files/1/0429/1067/9206/files/wuwejuvoma.pdf
- https://cdn.shopify.com/s/files/1/0440/5297/1685/files/gemolazogexavesiwepovigu.pdf
- https://cdn.shopify.com/s/files/1/0430/8172/8151/files/zasumakusevadoxusopuleto.pdf
- https://cdn.shopify.com/s/files/1/0430/4538/8442/files/capacitors_notes.pdf
- https://cdn.shopify.com/s/files/1/0436/7400/9753/files/depiwe.pdf
- https://cdn.shopify.com/s/files/1/0433/9102/5303/files/51680981557.pdf
- https://cdn.shopify.com/s/files/1/0436/8665/8213/files/15949943620.pdf
- https://cdn.shopify.com/s/files/1/0435/6302/4547/files/the_american_sign_language_puzzle_book_answers.pdf
- https://cdn.shopify.com/s/files/1/0429/5131/1513/files/manonapuzadudilirowam.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005c8b.binb28edda4178367de31b5a2e833bd26a3d8ffb7da0f06ec5149b9ce39338b86ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C8B | 5476 bytes |
font_01_sfnt_off00006f14.bina3880c44f36845533699fd2777fda2619f5789d851fc65d732e8038517a348cc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F14 | 9992 bytes |
font_02_sfnt_off00009109.bince7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9109 | 4324 bytes |
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