MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and ML classifiers indicated a high probability of maliciousness. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress upload directories and other disposable hosting. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://baschin-heizung.com/meineBilderAlbertGrundschule/file/xujamasakege.pdf In PDF document text
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608237564f6b6---kupal.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfc103236eb---vuxipulumujuxow.pdfIn PDF document text
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/gk766dd9fme3h2ilt2gtdhjha1/golaxumigiverosir.pdfIn PDF document text
- http://pericosrentcar.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160e45f5bc0a40---guxigakaxogusim.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/16082211fe301d---7869345944.pdfIn PDF document text
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/160989b62c5ece---tunagimabuvunupevagariw.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/f70cgdfqhpbltmjhls6uqajjl1/60552482329.pdfIn PDF document text
- http://jimigubellifoundation.org/clients/f/f9/f96c94eea877db95ad0a8b6fd709b1ed/File/wigolifovogoli.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/34e4f8e93ba5f2cbf68ce1f15356d2fc/volizamibapukolugom.pdfIn PDF document text
- http://etasystem.net/userfiles/files/lowofajozizunixebubazus.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/d536079d90600714477bbe248ae96431/biwivujokenakati.pdfIn PDF document text
- http://ampletrekking.com/userfiles/file/bilavidugivatajiwareniga.pdfIn PDF document text
- http://hi-reid-solutions.com/wp-content/plugins/super-forms/uploads/php/files/5ac4034474b43e64ca6e3898466dcd95/88173824382.pdfIn PDF document text
- https://ecoinkworld.com/wp-content/plugins/super-forms/uploads/php/files/aaada552726dd2450c1f9a81629ab750/selutemo.pdfIn PDF document text
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/d8d9c05c164deb1e426742d8cd72096f/87167993589.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc0095029a---gosixetevetewili.pdfIn PDF document text
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/nqtuhg78k301vhv1klqf7pqpn7/46368215542.pdfIn PDF document text
- http://classicalgardenornaments.com/uplds/file/wusibemetiregezimiv.pdfIn PDF document text
- http://sitoad.com/bbqjoekey/files/202106190550521598.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b5da39aecf---48261216882.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd78603c7fe---61750509704.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160cdef88bd03e---89289014382.pdfIn PDF document text
- http://brooklinehs1964.com/clients/6/6a/6a3559cec3eb17f551da2d864c8c85ab/File/veniduwajib.pdfIn PDF document text
- http://studiodabo.eu/userfiles/files/27279705575.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=fire+warden+requirementsPDF link annotation
- 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_off0000ec99.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC99 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000104b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104B0 | 10552 bytes |
SHA-256: ba94c89514a5c2f7ab5368b793bcebb5ed0ee80510d878da9b44ce57642e1aee |
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font_02_sfnt_off00011c85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C85 | 17460 bytes |
SHA-256: e30b86b493840d306ec654eeb3041b1fc80e5b58f9b30a0fef7ae9cb9271d491 |
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