MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link to a known malicious redirector, ttraff.cc, disguised as a proposal template. This heuristic firing, combined with the ML classifier's high confidence, indicates a malicious intent to redirect the user to further malicious content. The document body itself is heavily obfuscated but contains the malicious URL.
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.cc/wix?keyword=proposal+template+indesign
- https://static.usrfiles.com/ugd/89c6ad_a73d4c5b92a045f1b6fc18078c6057aa.pdf
- https://static.usrfiles.com/ugd/b8c837_d1a0524a9f584f0da625c5b62bf4d946.pdf
- https://static.usrfiles.com/ugd/c7a620_43be53d2fda94bcebc4ad435e96959a4.pdf
- https://static.usrfiles.com/ugd/b8c837_d4a6c7a69c2843b4933d898239a0068e.pdf
- https://static.usrfiles.com/ugd/0d2908_791c497e694e4e34a309131fee97af8a.pdf
- https://cdn.shopify.com/s/files/1/0447/7576/8221/files/about_a_boy_full_book.pdf
- https://cdn.shopify.com/s/files/1/0428/2338/5247/files/41128240992.pdf
- https://cdn.shopify.com/s/files/1/0435/8491/3565/files/valiant_force_building_guide_2017.pdf
- https://cdn.shopify.com/s/files/1/0429/8512/8090/files/feturasejoxaxuzaratu.pdf
- https://cdn.shopify.com/s/files/1/0437/6756/2391/files/wanagok.pdf
- https://cdn.shopify.com/s/files/1/0433/4472/4133/files/lipunuwejo.pdf
- https://cdn.shopify.com/s/files/1/0430/0144/6554/files/wasemiwoxobinexu.pdf
- https://cdn.shopify.com/s/files/1/0431/1993/5655/files/66851914466.pdf
- https://static.usrfiles.com/ugd/4b7290_a23c4d72568e4e218c197deb43f256a0.pdf
- https://static.usrfiles.com/ugd/8cbfce_ee05fc7993f6481cbd5d382a8c4ad6a7.pdf
- https://static.usrfiles.com/ugd/4d400c_aebad64957434d9c9fa3e1a3b2a275da.pdf
- https://static.usrfiles.com/ugd/9c43ec_1f7058aaadf74d249e2174b7a1263d91.pdf
- https://static.usrfiles.com/ugd/de3d83_ad3a445c3ad24dc1b5bc3fcc0893fb2c.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_off00006f9c.bine2e8164909fef338d0acfa9f0d6bc86ecdc9fd86de36b722f04aa9334b0f6f5f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F9C | 5280 bytes |
font_01_sfnt_off00008170.bin4a52392aa024ec23dec710d85150aa0037ba5acd909102b44b5da63c495c301a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8170 | 10024 bytes |
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