MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.com'. This suggests a link-farming or redirection attack designed to lead users to malicious content. The ML classifier also strongly flagged this PDF as malicious.
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=simple+past+tense+exercises+regular+verbs+pdf
- http://velapu.usovaolga.com/uploads/1/3/0/8/130874422/5260983.pdf
- http://files.mccormickmasonry.com/uploads/1/3/1/4/131455024/6545330.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0452/5981/7117/files/xirarunetutuzes.pdf
- https://cdn.shopify.com/s/files/1/0438/0868/6237/files/doriwisemazepuzum.pdf
- https://cdn.shopify.com/s/files/1/0428/8105/6935/files/digezarexiwopagagug.pdf
- https://cdn.shopify.com/s/files/1/0435/7367/4142/files/ancylostoma_duodenale_y_necator_americanus.pdf
- https://cdn.shopify.com/s/files/1/0431/0607/4780/files/venilenusexa.pdf
- https://cdn.shopify.com/s/files/1/0430/8133/4933/files/nozovodeza.pdf
- https://cdn.shopify.com/s/files/1/0437/6068/1109/files/vimazoriruvulisugen.pdf
- https://cdn.shopify.com/s/files/1/0430/2821/8010/files/get_out_movie_parents_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/4790/2629/files/83060170477.pdf
- https://cdn.shopify.com/s/files/1/0430/3598/4029/files/bidasesik.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
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004ad8.bin87598da32d75359afa90aa4676f0420bef5a6b0432e83c842cc2d51728029c7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4AD8 | 5844 bytes |
font_01_sfnt_off00005e9a.bin54f45702b42222551d4c76ce92155268a7bdbee6de3652c4c739daa76c4cc661 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E9A | 10100 bytes |
font_02_sfnt_off00008169.binbb4620ae2308066493f479cb0495314a41e91f5b0bfb2a754d9bad2ef34af03d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8169 | 16060 bytes |
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