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 hosting other PDFs, and one critical link to a known malicious redirector. This suggests a link farm or redirection scheme designed to lead users to malicious content. The ML classifier also strongly indicated maliciousness.
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=mcmlxxii+roman+numerals
- http://files.chrisjsilvaportfolio.com/uploads/1/3/1/4/131453024/fidifutifofute_bubol.pdf
- http://files.ledgewoodhills.net/uploads/1/3/1/4/131407152/85b3f4c0.pdf
- http://files.watertownctrecreation.com/uploads/1/3/1/4/131407315/tuxujusirini-jafimav-weninebozasokum.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/1224/4134/files/92891889523.pdf
- https://cdn.shopify.com/s/files/1/0431/8530/7808/files/62688134969.pdf
- https://cdn.shopify.com/s/files/1/0435/5493/0839/files/19050225017.pdf
- https://cdn.shopify.com/s/files/1/0430/6593/3985/files/4_gigabytes_to_megabytes.pdf
- https://cdn.shopify.com/s/files/1/0432/8800/2710/files/49974759452.pdf
- https://cdn.shopify.com/s/files/1/0430/2517/0595/files/pasazileraguwazunosu.pdf
- https://cdn.shopify.com/s/files/1/0431/9110/7742/files/yardi_voyager_manual.pdf
- https://cdn.shopify.com/s/files/1/0437/1932/7896/files/11801609131.pdf
- https://cdn.shopify.com/s/files/1/0431/2521/1298/files/nesatodarufovosamad.pdf
- https://cdn.shopify.com/s/files/1/0431/5653/7495/files/2961785184.pdf
- https://cdn.shopify.com/s/files/1/0429/5196/6873/files/69328215566.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_off000054b0.bin231a8c7b44da846690b2fdd5804b616ed28381f08699e940518faaeec303b936 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54B0 | 5016 bytes |
font_01_sfnt_off000065b0.bin4dedbdf983a7d705ecdb50f3a4f9ef670c56018190aef4e3a9dc75c0f8f4048c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65B0 | 10960 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.