MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains a large number of embedded links, many of which point to a link farm infrastructure designed to redirect users to potentially malicious content. One critical heuristic identified a link to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of this malicious redirection scheme.
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=billboard+music+awards+2019+performances+paula+abdul
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/5809/4495/files/the_search_is_over_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0435/2966/6724/files/viwetijosinuzupebodizupi.pdf
- https://cdn.shopify.com/s/files/1/0427/8861/8396/files/9740702790.pdf
- https://cdn.shopify.com/s/files/1/0430/1471/7599/files/vosedixexoxudisuridiko.pdf
- https://cdn.shopify.com/s/files/1/0435/7265/8335/files/10956225263.pdf
- https://cdn.shopify.com/s/files/1/0430/5770/9210/files/47143761603.pdf
- https://static.usrfiles.com/ugd/de02f3_178b074743094681ae52e37b66d7a6e5.pdf
- https://static.usrfiles.com/ugd/111c46_60feaad62676431586c30612ffef437f.pdf
- https://static.usrfiles.com/ugd/b8c837_c7ceaabc4d1945d08c2a6225905d296a.pdf
- https://static.usrfiles.com/ugd/1b8612_cd7936342b3d4dea9dac6fe369ea1b44.pdf
- https://static.usrfiles.com/ugd/5be868_7083630f42a44815837c1aa15eb346dc.pdf
- https://cdn.shopify.com/s/files/1/0433/4672/2974/files/human_anatomy_and_physiology_quiz.pdf
- https://cdn.shopify.com/s/files/1/0431/6174/7620/files/isaimini_cartoon_movies_tamil.pdf
- https://cdn.shopify.com/s/files/1/0434/3880/1061/files/zomixakumejekurax.pdf
- https://cdn.shopify.com/s/files/1/0430/1042/4993/files/50457397927.pdf
- https://cdn.shopify.com/s/files/1/0436/9501/4056/files/jideleg.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_off000066d7.bine506501893b32e0c80f42ddd5a378cfcb189d15dd1cd3f21bdbe0120b2852d3f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66D7 | 6064 bytes |
font_01_sfnt_off00007b79.bin935827725572f4eba2310be956a519c999f55f24e63c245dc64c18564918a791 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B79 | 10616 bytes |
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