MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ClamAV as 'Pdf.Phishing.Trojan' and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised WordPress sites, suggesting a phishing or malware distribution attempt. While no scripts were directly extracted, the nature of the URLs and the detection names point towards a phishing or trojan delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1a0ddddf8---duvawejozapunidevapun.pdf In PDF document text
- https://www.hemoroidklinigi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078893827ecf---28290613912.pdfIn PDF document text
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/pphku41ng9qj3n119naicgm760/jiladupesi.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/160b2c0fc3d427---58893658000.pdfIn PDF document text
- https://activepymes.com/pub/file/34708529796.pdfIn PDF document text
- http://wallsfamilyreunion.com/clients/876683/File/favabizarugovibusigenola.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/160a162c4930ac---dudiwiza.pdfIn PDF document text
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/160907e2180b93---xudusojorolejixedon.pdfIn PDF document text
- http://letdentalab.com/img/files/fetaxobaduku.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cb7cd99944d---11580330460.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/160728dbc14958---57831287337.pdfIn PDF document text
- http://arredamentoambienti.it/img/file/rimuxaxom.pdfIn PDF document text
- https://islandsvefir.is/wp-content/plugins/super-forms/uploads/php/files/p8vugq9fp7kk5b60dhaungdl9q/toparagejoluxagob.pdfIn PDF document text
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/mk42v30q8jg401vsjprrer0142/vuxibijetu.pdfIn PDF document text
- https://bojovicsirogojno.com//files/pivivipavejopalokowip.pdfIn PDF document text
- http://lovellreunion.com/clients/4/42/420738e4954c29d3cfd02fdb1bc9139f/File/zolon.pdfIn PDF document text
- https://mszukam.pl/dat//file/puladizokuma.pdfIn PDF document text
- http://www.asslar.de/downloads/31603763924.pdfIn PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/sizakaxetofofogavumavuva.pdfIn PDF document text
- http://ambulatorioveterinariomariani.it/userfiles/files/54205236093.pdfIn PDF document text
- http://lubrifianti-auto.ro/files/file/webajagoxejawikeputef.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/1t2n9nc41cpb1fqb0kdupael81/madaduwewujufamug.pdfIn PDF document text
- http://amphorabeautyclub.com/campannas/file/minisopovafu.pdfIn PDF document text
- http://www.haztartasigepszakuzlet.hu/pics/file/pawuzejo.pdfIn PDF document text
- https://torgradio.ru/new/files/file/vetifur.pdfIn PDF document text
- http://ahdongjiu.com/upload_fck/file/2021-5-5/20210505091911627952.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=gold+rush+parker%27s+trail+season+4+watch+onlinePDF 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_off0000f304.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF304 | 17220 bytes |
SHA-256: 5d84101e21a84fb76c1dfbf352dde0c6c35542508b2584577fbe4d9aa6a1fbf4 |
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font_01_sfnt_off0001200d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1200D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013824.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13824 | 11040 bytes |
SHA-256: 8ea5dea656b2260b128c0833c45de44bf773d8532e36b3e27f69e5673de5585d |
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