MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs that point to other PDFs hosted on compromised websites. The primary purpose appears to be directing users to malicious content through a chain of compromised domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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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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 https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610a2fc2f214c---penonejofadek.pdf In PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/i5511klr0tb6508dar71ch4nb1/tozarotudowezazejul.pdfIn PDF document text
- http://studiocinti.eu/userfiles/files/39574040484.pdfIn PDF document text
- http://zhodnoceni-penez.cz/is/images/FCKeditor/File/49430356695.pdfIn PDF document text
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/icjh403oc8mh6vnqbcfldcnmiu/66062773900.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fb3ef12eec---levujomonamizopoboxukojux.pdfIn PDF document text
- http://bubblesoflove.net/wp-content/plugins/formcraft/file-upload/server/content/files/160cf31e2a26c2---22441998287.pdfIn PDF document text
- https://www.andeanskyline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab5da1a39f3---12890138596.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/ce6858c1323c8ee928e968a6dc12461e/3579794646.pdfIn PDF document text
- https://filetorme.com/upload/files/mobesimebani.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/cf6e259996b7d7ae24f2a3e95958607c/16634033876.pdfIn PDF document text
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086bcf1675d0---17688504628.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073fc6295c6f---sujej.pdfIn PDF document text
- http://lukoilmarine.com/ckfinder/userfiles/files/nidufosolazugefo.pdfIn PDF document text
- https://grnca.org/img/files/files/54994388266.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/e79d138cd63659c95d742ccc9eeb24fa/jigowoligeferexoru.pdfIn PDF document text
- https://cemb.ca/upload/editor/file/31560324437.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8d0db1cf0b---tamupepepaterawexofopu.pdfIn PDF document text
- https://digireg.cn/upload/bixam.pdfIn PDF document text
- http://m2m2design.com/userfiles/lixifujotipigateweduk.pdfIn PDF document text
- http://amdind.com/userfiles/file/pizelejetupekiwoguz.pdfIn PDF document text
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/91caebeec4a575ac06c1f8a807af1156/maporubarivasixepi.pdfIn PDF document text
- http://seoulsquare.com/userfiles/file/1487966067.pdfIn PDF document text
- http://trungtinjsc.vn/upload/FCK/file/48112991370.pdfIn PDF document text
- https://office-agglo-larochelle.fr/userfiles/file/44731911977.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=proof+of+mean+and+variance+of+hypergeometric+distribution+pdfPDF 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_off00020090.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x20090 | 11444 bytes |
SHA-256: 42ff070565a8f34d8b602476c0fd19ccb3d044fe9c1be6c868a5bdee4ff21d3d |
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font_01_sfnt_off00021b03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21B03 | 21604 bytes |
SHA-256: e2fb50c453470785e1fc2f02ff27845742df48868eaf935b4cbbd65ab2d0901f |
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font_02_sfnt_off00025449.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x25449 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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