MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm designed to appear as free downloads for educational materials, but the primary link redirects to a known malicious infrastructure. The ML classifier strongly indicated maliciousness, and the presence of numerous external links suggests a SEO-based lure to distribute malware or phishing content. No scripts were extracted, but the document body itself contains the malicious URL.
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=introductory+mathematical+analysis+13th+edition+pdf+free+download
- http://files.thebeautyspotairdrie.com/uploads/1/3/1/4/131452741/8369821.pdf
- http://files.nancycarolmoody.com/uploads/1/3/2/3/132302987/tesawudox.pdf
- http://files.ryankbeauty.com/uploads/1/3/0/7/130739239/019c45.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9645/7884/files/69571497416.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/87778404878.pdf
- https://cdn.shopify.com/s/files/1/0431/6472/9512/files/has_next_implementation_for_2d_array.pdf
- https://cdn.shopify.com/s/files/1/0428/6873/6166/files/26516186712.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/43106273748.pdf
- https://cdn.shopify.com/s/files/1/0432/9691/5616/files/36575737831.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zurutadodusabexefiba.pdf
- https://cdn.shopify.com/s/files/1/0429/3961/3347/files/94526261085.pdf
- https://cdn.shopify.com/s/files/1/0427/3173/3159/files/jupiz.pdf
- https://cdn.shopify.com/s/files/1/0438/7074/8827/files/wesinozudugimebur.pdf
- https://cdn.shopify.com/s/files/1/0440/8947/5237/files/nivagipetudiwapo.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_off0000668a.bin86106297a75274c21cf37d0f18a89c6836f016b6ac0666c4561c674d87236f3f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x668A | 5744 bytes |
font_01_sfnt_off00007a0a.bin29f699e027d1fa37913e4a1d7f4fba3757108edee9141bdf51204e31436c7046 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A0A | 10400 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.