MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to potentially malicious redirector infrastructure. The document body, though heavily obfuscated, contains references to the 'Callan method' and a malicious URL, suggesting a phishing or scam attempt. The ML classifier also strongly indicated maliciousness.
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.ru/pify?keyword=callan+method+pdf+spanish
- http://rilara.thewildforestco.com/uploads/1/3/0/9/130969358/bakexe.pdf
- http://files.gospelquebec.com/uploads/1/3/1/4/131408942/nigevezud-rixomusurir.pdf
- http://nosud.thelakeerieperch.com/uploads/1/3/0/9/130969060/votaluduse_tubuga.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/6856/3355/files/84125889523.pdf
- https://cdn.shopify.com/s/files/1/0440/1384/6693/files/723597073.pdf
- https://cdn.shopify.com/s/files/1/0435/8511/0171/files/dadijeruwefujal.pdf
- https://cdn.shopify.com/s/files/1/0437/5671/6183/files/4393626033.pdf
- https://cdn.shopify.com/s/files/1/0437/1808/2709/files/4038959231.pdf
- https://cdn.shopify.com/s/files/1/0435/4588/6884/files/60049293863.pdf
- https://cdn.shopify.com/s/files/1/0430/3070/8385/files/25143155485.pdf
- https://cdn.shopify.com/s/files/1/0435/0512/3493/files/66905254935.pdf
- https://cdn.shopify.com/s/files/1/0429/3525/5203/files/pumogenimuz.pdf
- https://cdn.shopify.com/s/files/1/0432/4491/2808/files/babuvatenobigaranira.pdf
- https://cdn.shopify.com/s/files/1/0431/8658/5759/files/seledowalebopewuw.pdf
- https://cdn.shopify.com/s/files/1/0429/6717/1223/files/dekolapabu.pdf
- https://cdn.shopify.com/s/files/1/0431/8950/2111/files/procalcitonina_vs_pcr.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_off000052b9.binfba20d472194d0dbcafab954d3bba9219e611ceb9dde1ab3d595d293869c22c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x52B9 | 5088 bytes |
font_01_sfnt_off000063e2.bin6ed365377b06a998ac02889f18cfecb68bd944803e4d24e0cf32eea10060da72 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63E2 | 9920 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.