MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious by an ML classifier and heuristics indicate it is a redirector link farm. The primary URL, 'https://ttraff.ru/pify?keyword=antes+de+morirme+libro+completo+pdf', is associated with known malicious redirector infrastructure. Additionally, numerous links to Shopify-hosted PDFs were found, suggesting a broad distribution attempt. The document body contains garbled text but includes the same URL, reinforcing its presence.
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=antes+de+morirme+libro+completo+pdf
- http://files.anandayogawithkaren.com.au/uploads/1/3/1/4/131407469/6734087.pdf
- http://files.communityofcongregations.org/uploads/1/3/1/4/131454560/kitunekarufulumu.pdf
- http://files.awesomepawsacademy.com/uploads/1/3/1/4/131409574/4592267.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/43545787384.pdf
- https://cdn.shopify.com/s/files/1/0430/4653/5322/files/apostila_java_e_orientao_a_objetos_caelum.pdf
- https://cdn.shopify.com/s/files/1/0434/5747/8809/files/vonufokimorek.pdf
- https://cdn.shopify.com/s/files/1/0436/3363/9584/files/gidotumaxipuvogaxubo.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zinigezumapafukutogu.pdf
- https://cdn.shopify.com/s/files/1/0431/7796/7776/files/xosilezonuwarazep.pdf
- https://cdn.shopify.com/s/files/1/0434/6380/3040/files/setogomugituvako.pdf
- https://cdn.shopify.com/s/files/1/0430/4424/1562/files/83455292430.pdf
- https://cdn.shopify.com/s/files/1/0427/7082/5382/files/ravilatef.pdf
- https://cdn.shopify.com/s/files/1/0435/3464/7445/files/xray_texture_pack_1._7_10.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_off0000a755.bineaf16f57d9bb4d9cc0bd0bafac2b29ffe99b6e7f15048bb746aca9df8bd27dfd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA755 | 5220 bytes |
font_01_sfnt_off0000b8fd.bin8558f3791f90b6141f366b0be3fdda6b413c614f042b8c7cb0b7159a2e633549 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB8FD | 11884 bytes |
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