MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF file contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One of the primary links, 'https://ttraff.ru/pify?keyword=cardiac+arrhythmias+book+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to the same URL and other PDF links, suggesting a lure to a malicious site under the guise of providing book downloads. The ML classifier strongly supports the malicious nature of this document.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
-
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.
-
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=cardiac+arrhythmias+book+pdf
- http://files.kimlista.com/uploads/1/3/0/7/130739646/tejiromor.pdf
- http://files.yogaforbighearts.com/uploads/1/3/1/8/131856079/49f72c871d4.pdf
- http://files.cuaahumboldt.org/uploads/1/3/2/6/132682607/8335126.pdf
- http://files.statenislandsolarcar.com/uploads/1/3/0/8/130814110/1093972.pdf
- http://files.leedsbarber.co.uk/uploads/1/3/1/4/131438137/f50018.pdf
- https://cdn.shopify.com/s/files/1/0430/6858/8194/files/jojolidu.pdf
- https://cdn.shopify.com/s/files/1/0438/4522/2557/files/71969636494.pdf
- https://cdn.shopify.com/s/files/1/0428/8780/7129/files/pofopoxek.pdf
- https://cdn.shopify.com/s/files/1/0432/4474/8950/files/wasapi.pdf
- https://cdn.shopify.com/s/files/1/0436/1990/9794/files/mujumesotatetejanowinijel.pdf
- https://cdn.shopify.com/s/files/1/0427/4218/6150/files/tajutulavepa.pdf
- https://cdn.shopify.com/s/files/1/0438/1776/2973/files/12180391728.pdf
- https://cdn.shopify.com/s/files/1/0431/0089/7440/files/vifigimakiwezoxusixegez.pdf
- https://cdn.shopify.com/s/files/1/0429/8568/5153/files/28269034698.pdf
- https://cdn.shopify.com/s/files/1/0434/2356/3925/files/8254040611.pdf
- https://cdn.shopify.com/s/files/1/0428/0510/0711/files/haku_dragon_spirited_away.pdf
- https://cdn.shopify.com/s/files/1/0431/5496/4631/files/54530390720.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_off0000638d.binea56684f1c1dc6eb320059ce772c5e73d9d72d0c0ebf321f8c137ae44665d8d5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x638D | 5572 bytes |
font_01_sfnt_off00007657.binc52a367a89108a2f2549bfca69e46709636cb1d347604466f6dd771f4131b7dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7657 | 10540 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.