MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link pointing to 'ttraff.cc', which is flagged as malicious. It also exhibits characteristics of a link farm, with numerous embedded URLs. The ML classifier strongly indicates maliciousness. The document body contains the suspicious URL and text related to academic materials, suggesting a lure to entice clicks.
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=cengage+chemistry+pdf+neet
- http://files.tjremaley.com/uploads/1/3/1/8/131856146/sakotokikutudo_medufodimusuke_pukuva.pdf
- http://files.khunterart.com/uploads/1/3/1/3/131383434/5775590.pdf
- http://files.miaheintzelman.com/uploads/1/3/1/3/131398236/2322189.pdf
- https://cdn.shopify.com/s/files/1/0434/0151/1068/files/gigidatijugopiw.pdf
- https://cdn.shopify.com/s/files/1/0447/5728/7061/files/ableitung_e_funktion_aufgaben.pdf
- https://cdn.shopify.com/s/files/1/0429/5956/9055/files/64679816007.pdf
- https://cdn.shopify.com/s/files/1/0437/6264/7189/files/98938402984.pdf
- https://cdn.shopify.com/s/files/1/0437/2371/8805/files/91276512656.pdf
- https://cdn.shopify.com/s/files/1/0432/5031/9528/files/86879125647.pdf
- https://cdn.shopify.com/s/files/1/0433/4750/9416/files/sobuvo.pdf
- https://cdn.shopify.com/s/files/1/0429/5072/1699/files/57604293058.pdf
- https://cdn.shopify.com/s/files/1/0430/5934/7618/files/ludaxagegilof.pdf
- https://cdn.shopify.com/s/files/1/0436/9501/4042/files/cours_anatomie_appareil_gnital_fminin.pdf
- https://cdn.shopify.com/s/files/1/0437/5946/8701/files/sekiwow.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_off00007321.bin6a56dd965c8a2a286f2943753e79e5057a23cb8cbdcc4ca209cb1d080d4f8e4c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7321 | 5544 bytes |
font_01_sfnt_off000085d6.bin2c35c16bcf31a09abbefa7ec6e349a1e0dcb7292f002c433623e3ac5c2e99ff1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85D6 | 10536 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.