MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File
T1566.002 Spearphishing Attachment
The PDF document employs a social engineering tactic by claiming it cannot be opened and instructing the user to install a browser update. It contains a large number of embedded URLs pointing to external PDF files, likely intended to host malicious content or redirect the user to phishing sites. The primary lure appears to be a fake browser update or plugin installation, a common method for credential theft or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
-
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.
-
Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
-
External URI info PDF_URIPDF contains an external URL action
-
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 http://mta-sts.mail.jmstudiosllc.com/uploads/1/3/0/7/130740464/130740464.html#pdf+will+not+open+in+chrome PDF link annotation
- http://leadingchristianity.com/uploads/1/3/0/2/130291624/rodapebozopixit.pdfIn PDF document text
- http://corporationpablo.org/uploads/1/3/0/2/130289554/xedusirixosok-zusazigif-kuvarijire.pdfIn PDF document text
- http://matte-leist.ch/uploads/1/3/1/6/131637854/padibuzoxipajepude.pdfIn PDF document text
- http://millerhahn-wedding.rominastiebenphotography.com/uploads/1/3/0/7/130739561/bedokodo.pdfIn PDF document text
- http://blakamerica.com/uploads/1/3/0/7/130775497/laxefapuz.pdfIn PDF document text
- http://accountabilityllc.com/uploads/1/3/0/4/130483638/79c9f7709d1d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005350.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5350 | 4888 bytes |
SHA-256: d243e54623cf8084643b525a1923c1311f3d4858a5ca266f4326cd8464755206 |
|||
font_01_sfnt_off000063c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63C6 | 9096 bytes |
SHA-256: 27c197538cd8ac01e895d7ed0648a5de9c4e01fb8dbfb40eb3792f2dbb4283bf |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.