MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which points to a known malicious redirector (ttraff.ru). The document body, though partially corrupted, includes text related to an APC UPS manual and also contains the malicious URL, suggesting a lure to trick users into clicking the link. The presence of numerous other links to Shopify-hosted PDFs, some flagged as benign and others unknown, indicates a potential link farm or content stuffing technique to obscure the malicious intent. The ML classifier strongly flagged this PDF as malicious.
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=apc+smart+ups+3000+sua3000i+manual
- http://files.cptcinteriordesign.com/uploads/1/3/0/7/130738524/refin.pdf
- http://ninen.stephanrichter.com.au/uploads/1/3/1/4/131454762/e7be88e.pdf
- https://cdn.shopify.com/s/files/1/0435/4349/4815/files/nvidia_graphics_driver_update.pdf
- https://cdn.shopify.com/s/files/1/0430/8421/8521/files/92442971271.pdf
- https://cdn.shopify.com/s/files/1/0430/7861/5189/files/47504429755.pdf
- https://cdn.shopify.com/s/files/1/0428/1604/5222/files/murizuzaridexu.pdf
- https://cdn.shopify.com/s/files/1/0436/9999/4789/files/parumiperoxexane.pdf
- https://cdn.shopify.com/s/files/1/0438/1959/7981/files/hardest_naruto_quiz_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0433/3164/9689/files/24903338693.pdf
- https://cdn.shopify.com/s/files/1/0431/9979/1265/files/nuxiwiwuvavaloja.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_off000043e0.bin2f4857a6526c81d27cfe085506441392050fdff41b3bfde9ddc304d379f4fbf1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x43E0 | 5372 bytes |
font_01_sfnt_off00005602.bin8bab0797b0edc739e55500cbf49d9c7ed1bb6b1330ba69ea8069a3cc2946a56e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5602 | 14740 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.