MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains a URL that appears to be a lure for educational content. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external resources. 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.cc/pify?keyword=agricultural+science+grade+12+textbook+pdf
- http://files.suelacy.com/uploads/1/3/2/7/132712006/sepeta_levojaso.pdf
- http://files.moliereexpressions.com/uploads/1/3/2/6/132681863/88e084d950cdc.pdf
- http://dogolasu.embodiedtherapysantarosa.com/uploads/1/3/1/4/131406717/901ba7e9fc.pdf
- https://cdn.shopify.com/s/files/1/0439/4647/5675/files/40187236989.pdf
- https://cdn.shopify.com/s/files/1/0438/7235/4459/files/medobaxawurubigorufiwawe.pdf
- https://cdn.shopify.com/s/files/1/0438/6373/6485/files/larotiwipotizeva.pdf
- https://cdn.shopify.com/s/files/1/0438/5302/1334/files/95442377709.pdf
- https://cdn.shopify.com/s/files/1/0428/6359/1583/files/43064090882.pdf
- https://cdn.shopify.com/s/files/1/0429/7159/4911/files/34173626819.pdf
- https://cdn.shopify.com/s/files/1/0428/8679/1334/files/56991623438.pdf
- https://cdn.shopify.com/s/files/1/0428/7276/6631/files/32297865688.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/280680.pdf
- https://cdn.shopify.com/s/files/1/0430/6305/0394/files/runowadodajuxe.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_off00004720.binae7c5c9b45965e1ea80092603876a25e8fd1d63f708d6a1d3ecbd774b2f1c777 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4720 | 5768 bytes |
font_01_sfnt_off00005ae4.bin68791538b1ca58f2313043d8a39e4f1084de1ad19f3669da771e4213991c26ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AE4 | 10152 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.