MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also strongly indicated maliciousness. The document body, though partially corrupted, contains references to a book title and the wkhtmltopdf generator, suggesting a lure. The primary attack pattern involves directing users to a multitude of external PDF files hosted on various domains, likely for SEO manipulation or to distribute further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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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.
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External URI info PDF_URIPDF contains an external URL action
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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.
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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://heath-family.rominastiebenphotography.com/uploads/1/3/1/3/131381151/131381151.html#meggs%2527+history+of+graphic+design+6th+edition
- http://michelleandrews.org/uploads/1/3/0/2/130274338/musepegirisirisapet.pdf
- http://smartlookpalakollu.com/uploads/1/3/0/7/130775125/8503963.pdf
- http://reclaimchristmas.com/uploads/1/3/0/6/130604988/mofexukugenutoj-kevoguje-mepenu.pdf
- http://deadbadgersclub.com/uploads/1/3/1/6/131607363/6149d49d7537.pdf
- http://powergeardrums.com/uploads/1/3/0/2/130271002/739382.pdf
- http://jussiesmollettonline.com/uploads/1/3/0/6/130605267/sadefeguxuduribe.pdf
- http://krjblueline.net/uploads/1/3/0/5/130589194/zukinasuwewa_siwekuba.pdf
- http://wastesolutionsystems.com/uploads/1/3/0/5/130551390/govisovi.pdf
- http://touteslespromesses.com/uploads/1/3/0/8/130874377/sunemivaxumukuw_xekopesoripawob_gikezewolavate_nomak.pdf
- http://metroeastpastors.org/uploads/1/3/0/5/130589128/bilagibapak_kakewibom.pdf
- http://asadevelopment.net/uploads/1/3/0/5/130588966/nubage.pdf
- http://cfinedesign.com/uploads/1/3/0/4/130476791/xidejunurixawen.pdf
- http://barbarajtorreyart.com/uploads/1/3/0/5/130590656/puzegapidomonisogosa.pdf
- http://sarahsoap.com/uploads/1/3/0/6/130639140/4097383.pdf
- http://filedpolished.com/uploads/1/3/0/7/130740344/zurululigopora_gijozafeb_garered_xadug.pdf
- http://onourwaytravel.com/uploads/1/3/0/7/130776249/796cdeb8.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 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000056b9.bin53dd26b006bb665ab3ee3f533d4f928056802ab648c99d7ec5b4e839172589ac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56B9 | 9392 bytes |
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