MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to known malicious infrastructure, disguised as a free English speaking course book. The document body and embedded link objects contain numerous URLs, many of which point to Shopify domains hosting PDF files, suggesting a link farm or SEO manipulation tactic. The primary malicious URL is https://ttraff.cc/pify?keyword=english+speaking+course+book+pdf+file, which is flagged as a malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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/pify?keyword=english+speaking+course+book+pdf+file
- http://files.inveniremedicos.com/uploads/1/3/1/6/131607467/694ad39.pdf
- http://files.run-u-nut.com/uploads/1/3/0/7/130775539/delidusujujuf_ginaxokufo_poxefer.pdf
- http://files.sticklevarietystore.com/uploads/1/3/0/8/130813526/448bf95f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/1877/2903/files/77135139300.pdf
- https://cdn.shopify.com/s/files/1/0430/9660/4825/files/kejigokota.pdf
- https://cdn.shopify.com/s/files/1/0431/4831/2736/files/lisodulebidoxiziselug.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4885/files/sikoweretirefe.pdf
- https://cdn.shopify.com/s/files/1/0437/8879/6064/files/96150741508.pdf
- https://cdn.shopify.com/s/files/1/0431/6584/3620/files/nikon_d90_manual.pdf
- https://cdn.shopify.com/s/files/1/0432/3622/9278/files/55657461109.pdf
- https://cdn.shopify.com/s/files/1/0433/0595/9588/files/98267193818.pdf
- https://cdn.shopify.com/s/files/1/0438/3653/9045/files/starbucks_availability_form_canada.pdf
- https://cdn.shopify.com/s/files/1/0430/7622/3129/files/lurufidinenat.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/56751463133.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_off0000776f.bin836d73862a59751e624905430e807dd2c7b06bbe69f1973521431514aa9ce77a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x776F | 5580 bytes |
font_01_sfnt_off00008a4f.binc0ab8677654242540eaea3b867e7ccf4516cff4f2e1f764e5794befb8c607020 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A4F | 10120 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.