MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. Several heuristics indicate that the PDF links to external URLs hosted on compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection further support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
Heuristics 8
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
-
PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
-
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
-
Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
-
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://valencia.thepokeluau.com/uploads/files/16378127353.pdf
- http://balbu.hu/uploads/news/file/99775843772.pdf
- http://bluebossa.pl/files/file/fadutanun.pdf
- http://alituncer.com/userfiles/file/92290796523.pdf
- http://sooam.com/files/fckeditor/file/336856650613b51ec3cdb8.pdf
- https://producto.works/userfiles/file/rigaralobedixutinar.pdf
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/dhrgfmu0e3q414iovv9lian3i7/48433015732.pdf
- http://jdjcnc.com/upfolder/e/files/20210901111021.pdf
- https://unitytradefze.com/ckfinder/userfiles/files/figaxosof.pdf
- http://teplospectr.ru/images/files/16844914932.pdf
- http://www.hausman.eu/images/wyswig_images/file/44344469199.pdf
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613b77a5ef88e---68795983509.pdf
- https://jdsliquorlocker.com/nbloom/fckuploads/file/53685515282.pdf
- http://hutnia.pl/userfiles/file/78632647674.pdf
- http://pileki.com/imgup/file/85223358289.pdf
- http://www.galiantsolutions.com/emailimages/file/lonedevapata.pdf
- http://officinedesign.it/userfiles/files/10952254595.pdf
- https://unaizahic.com/Files/files/likunodedadamajavelelol.pdf
- https://jesssmithtri.com/jesssmith/ckfinder/userfiles/files/17937577009.pdf
- https://topclassgreenery.nl/images/file/87960593916.pdf
- http://sk-massimo.com/js/upload/files/97800167991.pdf
- http://xyr59.com/filespath/files/20210913210556.pdf
- http://yugang360.com/upload_fck/file/2021-9-4/20210904090406843275.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139ca0fd5afd---doruwadebavamazazutuka.pdf
- https://ladida.asia/sporlegen/administrator/imagetempfile/64589407636.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=interesting+m+words
- 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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010634.bin1cbdb195a06159f2bc08252abc47a2bbef7cf21aab9a83cb8cf1f41af13a99de |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10634 | 10420 bytes |
font_01_sfnt_off00011da3.bin32c68f4de0cf6d302ce55f5d4bd4979095d46f1627cd789b9cbb49538d40563b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DA3 | 18444 bytes |
font_02_sfnt_off00014e1b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E1B | 16792 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.