MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9795
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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.
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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.
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External URI info PDF_URIPDF contains an external URL action
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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://omonetach.pl/foto/ilustracje/file/sunobevawemumuvafokeg.pdf In PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f1161e353a---sigabatebimabufoxadasaw.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/82468d78e4ff96f19de91bf51129f7a2/lukolozeda.pdfIn PDF document text
- https://k9-warrior.com/wp-content/plugins/super-forms/uploads/php/files/jeeeek43uvmfm8a77n440lt0t7/14168632351.pdfIn PDF document text
- http://keramann.ru/uploads/files/30055701230.pdfIn PDF document text
- https://bioesteticaonline.it/file/lukagofarejix.pdfIn PDF document text
- http://xn--80aafkqcanfpgnhbng3b5i9a.xn--p1ai/pict/file/tonigopodazugutub.pdfIn PDF document text
- https://wildarium.com/ckfinder/userfiles/files/zunebo.pdfIn PDF document text
- http://bitite.lv/media/txt/122/file/16116329659.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa94fa19b4---xuromamizusunoxipuw.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c0961e2ab8---dazidefewepaxexorexas.pdfIn PDF document text
- https://www.marvistasales.com/wp-content/plugins/super-forms/uploads/php/files/49b65caab9ac61003b3bf95625523bd0/noziga.pdfIn PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b87f4d23002---fimaferineluzumanugaraj.pdfIn PDF document text
- http://andrelandberg.com/userfiles/file/37291270265.pdfIn PDF document text
- http://kiddeefire.com/media/userfiles/files/53617202521.pdfIn PDF document text
- http://elmiraclassiccountry.com/wp-content/plugins/super-forms/uploads/php/files/1ec68nm9bp62es7l7is05s3c04/refalovodirobodo.pdfIn PDF document text
- http://cp-tournament.org/ckfinder/userfiles/files/48723979666.pdfIn PDF document text
- http://studiotecnicobonoli.com/userfiles/files/65971112831.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/g9sqr1qpt7l2tuokfrq0f21lkg/bosabekuruw.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1607ace2ba71a2---83536448586.pdfIn PDF document text
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f2f1614082---jusanikadatunutori.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=xy+function+graphPDF link annotation
- 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_off0000da80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA80 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f292.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF292 | 17448 bytes |
SHA-256: c87c6cf448df3654062082eede9b5f61e0f875d14ee7248e2e59842650cd50f0 |
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font_02_sfnt_off000120f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120F1 | 10636 bytes |
SHA-256: b9a043a6bfc2e0a643dcf2fb4c04ca713d5e75a8e35ebb5343cf57e28962a4fe |
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