MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains a large number of embedded links, many of which point to external PDF files hosted on various platforms. One of the primary links, https://ttraff.ru/wix?keyword=chalino+sanchez+13+mejores+exitos+de, is identified as a malicious redirector. The document's structure and the presence of numerous SEO-optimized links suggest an attempt to manipulate search engine results or to distribute malicious content through a link farm. No scripts were extracted, but the heuristic firings strongly indicate malicious redirection and link farming behavior.
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/wix?keyword=chalino+sanchez+13+mejores+exitos+de
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_a94325fa06044123b800983729688ee5.pdf
- https://static.usrfiles.com/ugd/0baf77_9a2e327254b743fca606836c4c1b3c2e.pdf
- https://static.usrfiles.com/ugd/b8c837_4b37cb7d5ce14beebf8bb283dede45f2.pdf
- https://cdn.shopify.com/s/files/1/0431/8330/8955/files/murojateguxunisu.pdf
- https://cdn.shopify.com/s/files/1/0437/2873/2314/files/helloween_if_i_could_fly_piano_sheet.pdf
- https://cdn.shopify.com/s/files/1/0437/2607/8101/files/14823629174.pdf
- https://cdn.shopify.com/s/files/1/0431/9081/2821/files/bajibopazinarodesapuwaf.pdf
- https://cdn.shopify.com/s/files/1/0438/8634/6408/files/vesejoxidaxowasiru.pdf
- https://cdn.shopify.com/s/files/1/0435/8648/6440/files/namujikewer.pdf
- https://cdn.shopify.com/s/files/1/0438/9643/8936/files/75411472765.pdf
- https://cdn.shopify.com/s/files/1/0431/9005/9176/files/17186825540.pdf
- https://cdn.shopify.com/s/files/1/0430/3536/1442/files/84744097871.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_off000041af.binc1d27b0f13b06b54a6208afc994df2087204cedcda3ab57d1a9a43d790362c1f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x41AF | 5496 bytes |
font_01_sfnt_off00005436.bin4f558b8587ea3b3f01d27d802f1a4468ae2a3fb8fb4145609fdd3513855278b7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5436 | 10104 bytes |
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