MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a link farm designed to appear as search engine optimized content, specifically mentioning 'carpal tunnel patient exercises pdf'. The primary embedded URL, https://ttraff.com/pify?keyword=carpal+tunnel+patient+exercises+pdf, is identified as a malicious redirector. This suggests the document is a lure to redirect users to malicious infrastructure, likely for further exploitation or phishing. No scripts were extracted, and the document body is heavily obfuscated, but the heuristic firings strongly indicate a malicious redirection attempt.
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=carpal+tunnel+patient+exercises+pdf
- http://files.ramoncatalan.com/uploads/1/3/1/3/131381693/nomovunal.pdf
- http://files.dellhpc.org/uploads/1/3/1/3/131398449/7770569.pdf
- http://files.granderondenubians.com/uploads/1/3/2/6/132681066/6846173.pdf
- https://cdn.shopify.com/s/files/1/0440/4445/2005/files/23694681111.pdf
- https://cdn.shopify.com/s/files/1/0432/1135/8369/files/find_my_facebook_id.pdf
- https://cdn.shopify.com/s/files/1/0433/4642/8062/files/35301648177.pdf
- https://cdn.shopify.com/s/files/1/0434/4722/2422/files/rimaj.pdf
- https://cdn.shopify.com/s/files/1/0431/8874/8452/files/97471795914.pdf
- https://cdn.shopify.com/s/files/1/0433/6461/4303/files/69997378929.pdf
- https://cdn.shopify.com/s/files/1/0427/7141/5196/files/jerufobakukome.pdf
- https://cdn.shopify.com/s/files/1/0436/0211/6772/files/72388377058.pdf
- https://cdn.shopify.com/s/files/1/0430/6888/3106/files/93606032774.pdf
- https://cdn.shopify.com/s/files/1/0439/1891/7787/files/2855350026.pdf
- https://cdn.shopify.com/s/files/1/0430/4830/4797/files/fejopemolokufofabalejupo.pdf
- https://cdn.shopify.com/s/files/1/0429/7749/3146/files/swagger_api_documentation_to.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_off000075cf.bin80f1483ba1b748e31479a99d1e7cdb1bc56531c63ed25eba4b5c5f92fcb18cfd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75CF | 5124 bytes |
font_01_sfnt_off00008749.binb2ca2e64aedddc3638e0e815ae20e0cd78cb2539ca888bb2ed296ce1551dd8bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8749 | 10192 bytes |
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