MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, which is also present in the document body. The link leads to a URL that appears to be part of a link farm, designed to attract traffic. The ML classifier also strongly indicated maliciousness. The primary attack pattern involves luring the user to a malicious site via a deceptive link.
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=child+care+information+form+template
- http://files.janaiahutzal.com/uploads/1/3/1/4/131406295/gedugedin.pdf
- http://files.mrsreyesclass.com/uploads/1/3/0/7/130774962/d250629.pdf
- https://cdn.shopify.com/s/files/1/0437/6880/7586/files/tisukimizivobew.pdf
- https://cdn.shopify.com/s/files/1/0431/2799/6565/files/rinomapimafup.pdf
- https://cdn.shopify.com/s/files/1/0440/6873/3078/files/88023878678.pdf
- https://cdn.shopify.com/s/files/1/0437/2650/4086/files/peselokesiviruxojivivi.pdf
- https://cdn.shopify.com/s/files/1/0465/0011/8680/files/54167935603.pdf
- https://cdn.shopify.com/s/files/1/0439/6027/1006/files/honda_automatic_transmission_repair_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/8950/2110/files/cavernous_transformation_of_portal_vein_thrombosis.pdf
- https://cdn.shopify.com/s/files/1/0434/1828/8277/files/82826144792.pdf
- https://cdn.shopify.com/s/files/1/0462/3794/1909/files/lizakofezumolodukitafuv.pdf
- https://cdn.shopify.com/s/files/1/0435/4277/3914/files/jetew.pdf
- https://cdn.shopify.com/s/files/1/0432/7230/6843/files/nupemoxovufufix.pdf
- https://cdn.shopify.com/s/files/1/0429/0389/6217/files/20256515414.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_off00006d16.bincfc5682c3e3196b22689ac8ad369e744044e846658d93237a70bac29fb9a1f25 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D16 | 5124 bytes |
font_01_sfnt_off00007e4d.bina86e3de5d5fc6778711c97f4f452f6ee3f90a0cd4002fd03ee0c940130384c79 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E4D | 15988 bytes |
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