MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged by a machine learning classifier as malicious and contains numerous embedded links. One of these links, 'https://ttraff.com/wix?keyword=spiritual+new+year+resolutions', points to a known malicious redirector. The document also contains a large farm of external PDF links, many of which are hosted on 'static.usrfiles.com', suggesting a link-farming or redirection strategy to distribute malicious content.
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.com/wix?keyword=spiritual+new+year+resolutions
- https://static.usrfiles.com/ugd/b8c837_28a425e369a54c39bbb2a8fcb70a94a6.pdf
- https://static.usrfiles.com/ugd/0779a3_da29e271f8fa4cecac928c6f79539a4c.pdf
- https://static.usrfiles.com/ugd/1decf9_4db8c5b947e04043bed4dbde3ab0f9d9.pdf
- https://static.usrfiles.com/ugd/b8c837_33a20c2671d049069480350bf5f2db69.pdf
- https://static.usrfiles.com/ugd/c8a981_3475d6d406754a838f9f53cf953cbe05.pdf
- https://static.usrfiles.com/ugd/76de1a_a1b88dc2bcab43beb2ef9593db06ad24.pdf
- https://static.usrfiles.com/ugd/3f80ec_11ddbfd0dd1942f8b998ce51a113d870.pdf
- https://static.usrfiles.com/ugd/8b97dd_ef84f9a157c340b7b90347366b2978b4.pdf
- https://static.usrfiles.com/ugd/4117a9_d0a4dd0037794cb38474a307520e1741.pdf
- https://cdn.shopify.com/s/files/1/0432/5782/3390/files/grupo_calvo_annual_report.pdf
- https://cdn.shopify.com/s/files/1/0436/6984/8217/files/bdc_general_anatomy_handbook.pdf
- https://cdn.shopify.com/s/files/1/0435/8812/4830/files/birem.pdf
- https://cdn.shopify.com/s/files/1/0434/2503/8498/files/aromatic_hydrocarbons_download.pdf
- https://cdn.shopify.com/s/files/1/0435/3576/1576/files/nikon_capture_nx_d_manual.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_off00006c58.binef4a331a039750d5c74095a79b0c02933f08682e42255550d722b0491d3206e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C58 | 5108 bytes |
font_01_sfnt_off00007dd8.bina34d5a2de2037f654bd3639a924f3d04a0dfb5174f5b7827c0382d8cd0097943 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DD8 | 10436 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.