MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF sample was flagged by ClamAV as 'Pdf.Phishing.Trojan' and ML classifiers indicated a high probability of maliciousness. Numerous heuristics identified the PDF as a link farm pointing to compromised WordPress sites and disposable hosting, suggesting an intent to lure users to malicious destinations. The embedded URLs and the nature of the heuristics strongly indicate a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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.
-
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 https://oniceh.ru/uplcv?utm_term=is+sicl4+polar PDF link annotation
- https://psiakocky-potisk.cz/webpagebuilder/ckfinder/userfiles/files/belobokedekedidebubap.pdfIn PDF document text
- http://cuanhuadanang.vn/uploads/image/files/60258054857.pdfIn PDF document text
- http://ghibms.com/userfiles/files/39515448263.pdfIn PDF document text
- http://quaint-house.com/images/blog/file/duxidefafafogagelitoxawo.pdfIn PDF document text
- https://zegaoyun.com/calisma2/files/uploads/biril.pdfIn PDF document text
- http://whitepurdeespires.com/clients/b/ba/ba703c466af5784ee38134b9d09df413/File/ruregifisimonukajo.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/81584304626.pdfIn PDF document text
- http://www.risingstars.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160dadea050e91---mililedelutad.pdfIn PDF document text
- http://pressvaluation.net/userfiles/file/sogexipizababexesujaz.pdfIn PDF document text
- https://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/6ad123ddfffa6563da641f7fc5020de0/xeviwokiramuforaxebi.pdfIn PDF document text
- http://teaandtiarasottawa.com/clients/e/e8/e8f54e69a7463df9fd0adff13cd8e90f/File/80426018732.pdfIn PDF document text
- https://olterus.net/contents//files/69619883289.pdfIn PDF document text
- https://die-elke.de/cms/elke_page_files/file/jamasanukikenux.pdfIn PDF document text
- http://www.holderit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090c3339dbe8---xesaf.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bbbb533a8af---94059461035.pdfIn PDF document text
- http://cn-junsheng.com/upload/file///2021718203514577.pdfIn PDF document text
- https://sharpconsulting.us/app/webroot/ckfinder/userfiles/files/zikawakufiwojuzibene.pdfIn PDF document text
- http://efuegypt.org/userfiles/file/wixadojilujotiximerixuf.pdfIn PDF document text
- https://xn--80aaa1anac6cg.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/1d3668a6dac53b99ae7f2f43a13df268/zosod.pdfIn PDF document text
- https://www.darrellstuckey.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076a4d537951---dunopifudezarutavu.pdfIn PDF document text
- http://irollee.com/userfiles/file/95864469651.pdfIn PDF document text
- https://mimpishio1bet.com/contents//files/9081625426.pdfIn PDF document text
- http://alptw.com/images/files/sikenukunejote.pdfIn PDF document text
- http://abpaluso.com/upload/file/76792420248.pdfIn PDF document text
- http://alnoorcity.com/userfiles/file/15377186941.pdfIn PDF document text
- http://sztarmedia.hu/_user/file/67425523548.pdfIn 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e665.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE665 | 16108 bytes |
SHA-256: 477c0031afefb99dfdc8e273e3408770be5e6a303a77d02daac88efcf13d23d5 |
|||
font_01_sfnt_off00010fb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FB9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off000127d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127D0 | 10064 bytes |
SHA-256: be063ce282a45f6a2ecbd9d6bcf229bb033d82512b268f7bd3045d7665cb415e |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.