MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous links to external websites, many of which are hosted on compromised CMS platforms and appear to be part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. The embedded URLs suggest a tactic of using deceptive content to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
-
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 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://irlanc.ru/uplcv?utm_term=compress+pdf+file+size+software PDF link annotation
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b58120ba29f---zapodilidudugefoxok.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/e8bd27ddfae3648c07529cca4e2e17fa/fosulanola.pdfIn PDF document text
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16078bc5ddc041---rosemolemuv.pdfIn PDF document text
- https://viajespereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b7882a8d71---30716413988.pdfIn PDF document text
- https://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/t6c1eposreo9aji3jskn68uh1l/54491851171.pdfIn PDF document text
- http://tranhdaquydep.vn/upload/files/58381230103.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161161b00c17b3---40681351651.pdfIn PDF document text
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fe2bd44e7db---gebijuxajeloramigi.pdfIn PDF document text
- http://curry-box-deluxe.de/userfiles/file/63796206606.pdfIn PDF document text
- http://happysmilecard.com/uploads/files/witavupoxogalujubefik.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c99ce1cc42---5190590598.pdfIn PDF document text
- http://csc0731.com/userfiles/file/20210702022405_ygulo4.pdfIn PDF document text
- https://vico-immobilien.com/ckfinder/userfiles/files/faroj.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087850957eaa---janifo.pdfIn PDF document text
- https://gbeequestriansurfaces.com/wp-content/plugins/super-forms/uploads/php/files/f6994adpi6jmfk9f85gc6u8mif/28525614332.pdfIn PDF document text
- http://hy-concrete.ru/d/files/69319368087.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a37e9712785---45805077794.pdfIn PDF document text
- http://neoneofytou.com/ckfinder/userfiles/files/pelozuzuxixoroper.pdfIn PDF document text
- https://ecomassage.pt/wp-content/plugins/super-forms/uploads/php/files/m19gv7eldlv6ji63i2fukv96el/pafebuzatonelukive.pdfIn PDF document text
- https://livresdarts.com/ckfinder/userfiles/files/milisaketebeberojuwapo.pdfIn PDF document text
- https://www.corridar.com/wp-content/plugins/super-forms/uploads/php/files/l4bu4ag4njnav9h0a7ehicam6c/70689001434.pdfIn PDF document text
- http://pension-erlkoenig.de/img/editor/file/rebagaxexarubudewikuxa.pdfIn PDF document text
- http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/3bf6290046d4156a5a93beabba10150d/66785015101.pdfIn PDF document text
- http://bigband-ulm.de/userfiles/files/74815739297.pdfIn PDF document text
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/adb0841b90a66b51947b6cd99a3d6374/49858705965.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_off0000dec4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEC4 | 10732 bytes |
SHA-256: 3326221bf17e2d4f93d07d16640f81d7b905b4cbbefbf7cca299e1fbc4675898 |
|||
font_01_sfnt_off0000f78e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF78E | 17016 bytes |
SHA-256: 87341b5090cb7178f59d8f0b5b79c697b21d0b611475619f9a6f8eba76bac6a1 |
|||
font_02_sfnt_off00012394.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12394 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.