MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=coverkids+income+guidelines+2017'. The document body also contains this URL, suggesting it is the primary lure. The PDF also exhibits characteristics of a link farm, with numerous embedded links to other PDFs, many hosted on Shopify. The ML classifier strongly supports the malicious verdict.
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=coverkids+income+guidelines+2017
- http://files.amysscubaconnection.com/uploads/1/3/0/9/130969459/milobaniwinuf-gijexokib.pdf
- http://files.mayostudent.com/uploads/1/3/1/6/131606227/bisorawejeno.pdf
- https://cdn.shopify.com/s/files/1/0431/2147/5738/files/anatomy_and_physiology_quiz_book.pdf
- https://cdn.shopify.com/s/files/1/0430/7746/8327/files/command_prompt_reference.pdf
- https://cdn.shopify.com/s/files/1/0431/7852/4832/files/36198792213.pdf
- https://cdn.shopify.com/s/files/1/0437/0389/4171/files/sovejemedafope.pdf
- https://cdn.shopify.com/s/files/1/0440/7967/7590/files/42080787993.pdf
- https://cdn.shopify.com/s/files/1/0437/8977/9106/files/94963371120.pdf
- https://cdn.shopify.com/s/files/1/0432/2610/3971/files/wonepubijavekawuvu.pdf
- https://cdn.shopify.com/s/files/1/0440/4976/0406/files/golden_dawn_tarot_deck.pdf
- https://cdn.shopify.com/s/files/1/0430/4509/3533/files/36596039275.pdf
- https://cdn.shopify.com/s/files/1/0429/8106/4853/files/.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_off0000613a.binbfe06d09bdee80d8e74fb1d4f36e02580209037d74f88d13e03ed8354efdada8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x613A | 5484 bytes |
font_01_sfnt_off000073e6.bin067c3887f4190df1536f83c902d709ec22c669790d870a97ced79f7e7a2f9c80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73E6 | 10800 bytes |
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