MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The ML classifier strongly indicates maliciousness. The document body, though partially corrupted, contains the URL 'https://ttraff.ru/pify?keyword=classification+of+phylum+annelida+pdf', which is flagged as a malicious redirector. This suggests the document is designed to lead users to malicious sites, likely for phishing or malware distribution.
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.ru/pify?keyword=classification+of+phylum+annelida+pdf
- http://ximines.learningexchanges.org/uploads/1/3/0/7/130775565/9604509.pdf
- https://cdn.shopify.com/s/files/1/0433/7090/5756/files/latekaripevuwakawoxi.pdf
- https://cdn.shopify.com/s/files/1/0431/1754/3588/files/80997960519.pdf
- https://cdn.shopify.com/s/files/1/0436/2030/3011/files/pozosobu.pdf
- https://cdn.shopify.com/s/files/1/0434/7058/6016/files/best_chord_recognition_app_android.pdf
- https://cdn.shopify.com/s/files/1/0436/6575/2217/files/mathe_lineare_gleichungen_aufgaben.pdf
- https://cdn.shopify.com/s/files/1/0433/9869/3013/files/punjabi_movies_sites_list_2019.pdf
- https://cdn.shopify.com/s/files/1/0431/1177/6416/files/16876974159.pdf
- https://cdn.shopify.com/s/files/1/0439/9074/5246/files/37327437163.pdf
- https://cdn.shopify.com/s/files/1/0432/2335/1458/files/how_to_install_an_apk_on_bluestacks.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_off00007164.bin599ffd6e94c1066d6e4299dccf4cba8b4cf32dac738f14a6f7eb51574b052e67 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7164 | 5304 bytes |
font_01_sfnt_off0000834c.bin5c04a9664c4bb678b664c4803e0d34b0f14db88daa19dddf7b7a7f24089baa88 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x834C | 9672 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.