MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, 'https://ttraff.cc/wix?keyword=ce+certification+full+form', disguised as a search result. The document body also contains numerous links to external PDFs, many hosted on cdn.shopify.com, suggesting a link farm or SEO poisoning attempt. The ML classifier strongly indicated maliciousness.
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=ce+certification+full+form
- https://static.usrfiles.com/ugd/b80405_7cd83578c1894412a2b1c9a17487a898.pdf
- https://static.usrfiles.com/ugd/33ab24_9665c5d93eae41e6a59c7ee7ca336ddd.pdf
- https://static.usrfiles.com/ugd/b8c837_e0c235dfc35946d0a1b74cd1f9022525.pdf
- https://cdn.shopify.com/s/files/1/0441/3738/2040/files/talekosutosa.pdf
- https://cdn.shopify.com/s/files/1/0439/0286/1464/files/wevipov.pdf
- https://cdn.shopify.com/s/files/1/0428/9898/1030/files/11146800471.pdf
- https://cdn.shopify.com/s/files/1/0437/5108/0090/files/fovalozalufokapadogepema.pdf
- https://static.usrfiles.com/ugd/e02969_086c365585fd4a1ca14aeffa095235ce.pdf
- https://static.usrfiles.com/ugd/eb6612_e274446c3ce94118ba8c68618fbcb8f9.pdf
- https://cdn.shopify.com/s/files/1/0430/3385/4103/files/27679783770.pdf
- https://cdn.shopify.com/s/files/1/0433/5520/9879/files/1593364405.pdf
- https://cdn.shopify.com/s/files/1/0434/7016/0032/files/zones_of_regulation_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0433/1434/8197/files/pexovovawa.pdf
- https://cdn.shopify.com/s/files/1/0429/2473/6678/files/sudalinasirirezogoz.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_off00006665.bine4be1c773c77ca97f5bd21fddf985bb8d7c8b3c2c1c2eb448cb1a6a5fe461cfd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6665 | 4752 bytes |
font_01_sfnt_off00007679.bin3fedbc6394c90b2276d761aa323f72f4815bca43775bdd9fef04023d73b3d4ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7679 | 10120 bytes |
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