MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final destination of the malicious payload. The document also features a large number of external PDF links, many hosted on Shopify, suggesting a link farm or SEO manipulation tactic to distribute malicious content. The ML classifier strongly indicated maliciousness, supporting the assessment of a phishing or malware distribution attempt.
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.com/pify?keyword=far+cry+5+how+to+grapple
- http://kibezixon.mzsacredhealing.com/uploads/1/3/1/4/131453872/5855726.pdf
- http://files.reclaimvitality.net/uploads/1/3/1/0/131071056/4303717.pdf
- http://metovijox.fenianfear.com/uploads/1/3/2/7/132740708/tinogotasebodofusij.pdf
- http://pimevu.huntressridingaparel.com/uploads/1/3/0/9/130970004/6f6d59.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/2539/2035/files/wanisumoxijemek.pdf
- https://cdn.shopify.com/s/files/1/0440/3593/2310/files/tamil_news_meme_templates.pdf
- https://cdn.shopify.com/s/files/1/0430/3945/7431/files/retail_trends_2020.pdf
- https://cdn.shopify.com/s/files/1/0433/5036/0232/files/31288577592.pdf
- https://cdn.shopify.com/s/files/1/0429/8260/4963/files/begopubalazudu.pdf
- https://cdn.shopify.com/s/files/1/0432/5326/8642/files/anesthesia_machine_circuit.pdf
- https://cdn.shopify.com/s/files/1/0432/1538/8840/files/mediwatebev.pdf
- https://cdn.shopify.com/s/files/1/0432/1270/1860/files/18699804323.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000586e.bin11b51cd7205fc8996a95bd0e85d97c87ffc70c49865538eecbe59f004f426eeb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x586E | 5292 bytes |
font_01_sfnt_off00006a86.bin46070fc7e59942d53295c92098c2a5e50d34d48fb841dc698504a90fd7ee888e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A86 | 10472 bytes |
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