MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating it's a redirector to malicious infrastructure. The primary malicious URL identified is ttraff.ru, which is used in conjunction with SEO-optimized PDF titles to lure victims. The document body, though heavily obfuscated, contains references to the malicious URL and other PDF links, suggesting a link farm or SEO poisoning attack.
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/wb?keyword=compare%20and%20contrast%20administration%20and%20management%20pdf
- http://joner.szejones.com/uploads/1/3/1/1/131164250/0c26280f181.pdf
- http://files.vlkstudios.co.uk/uploads/1/3/0/9/130969997/68c09d86bad.pdf
- http://kudeguba.saranyawellness.com/uploads/1/3/0/7/130775818/6853108.pdf
- https://cdn.shopify.com/s/files/1/0432/0080/7070/files/pmp_braindumps.pdf
- https://cdn.shopify.com/s/files/1/0437/3420/4568/files/17040283450.pdf
- https://cdn.shopify.com/s/files/1/0431/6279/6186/files/57940217754.pdf
- https://cdn.shopify.com/s/files/1/0429/1674/1286/files/37566881370.pdf
- https://cdn.shopify.com/s/files/1/0437/8502/7745/files/mipitugezuzurojirop.pdf
- https://cdn.shopify.com/s/files/1/0437/6746/4085/files/bard_of_blood_download_free.pdf
- https://cdn.shopify.com/s/files/1/0431/4054/6721/files/13380959782.pdf
- https://cdn.shopify.com/s/files/1/0432/3078/9800/files/absorbing_markov_chain.pdf
- https://cdn.shopify.com/s/files/1/0433/5704/4890/files/tifukekerewapazez.pdf
- https://cdn.shopify.com/s/files/1/0430/4456/9242/files/zololovujufimoditunobas.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/7997453156.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_off0000633b.bin8c234a65b6504e7dfd426f56185d501602ec4954797887663438c99eff8ff28a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x633B | 5348 bytes |
font_01_sfnt_off0000754f.bind91ba890e69122ea2b19b2403a4ab1a2655465221e87379ec73b655d5a2b7a5d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x754F | 9780 bytes |
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