MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics reveal 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 0.9903
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://cructi.ru/uplcv?utm_term=anthropologist+meaning+in+english PDF link annotation
- https://rhagro.com.mx/wp-content/plugins/super-forms/uploads/php/files/0e0c1d7ab1a91c58593dc1defea44bc9/felujanatuvesivi.pdfIn PDF document text
- http://asea-admin.com/_userfiles/file/20210508190816.pdfIn PDF document text
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/9to8bmcb1ua362c01moo9215k7/5388215109.pdfIn PDF document text
- https://esteticarcare.com/wp-content/plugins/super-forms/uploads/php/files/50f733c2b01d9061d25721016389d238/kekuvuzivinavukanoxuxolo.pdfIn PDF document text
- http://lempreintedubois.fr/userfiles/lempreintedubois.fr/file/62406146356.pdfIn PDF document text
- http://www.annaleehuber.com/content_files/file/miputojalojifeguweriwuw.pdfIn PDF document text
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160919d2b39007---69482171326.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/favh9pgu3lbfqncoo14esqfc3v/47531547883.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16094bbb990087---sixusemajosadadodebaxotij.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/d5799d18f2363f06a5094b9b956aa4ab/jisijebamegumejoxeso.pdfIn PDF document text
- http://rgn2u.com/userfiles/files/wufosokipusato.pdfIn PDF document text
- https://micast.de/wp-content/plugins/super-forms/uploads/php/files/l937rmh61m1r04a8u30qaeog9p/jipawalifefib.pdfIn PDF document text
- https://takiminsahada.com/wp-content/plugins/super-forms/uploads/php/files/dso9i9cpnqd43u5v4hk7k7aunq/18495103930.pdfIn PDF document text
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/073h9mmtt7hpg0i06u60lr43iv/kagepotiriruf.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160a9b3d8ee487---xazenobije.pdfIn PDF document text
- http://www.opencalgary.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608fc0d90bd23---wuwebizimat.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/160d315a1c6037---vipapegadolodafadimaxuv.pdfIn PDF document text
- http://wurbs-hanau.de/userfiles/file/53825503328.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/u045ds3ojdii0qhd0l1mvhfvo3/10367129878.pdfIn PDF document text
- http://immodraft.nrw/images/architekten_agentur_images_/file/93986545852.pdfIn PDF document text
- https://dtcprojects.com.au/wp-content/plugins/super-forms/uploads/php/files/uleq2tssbibr3d5gdh9bghlsc8/nigidinesoxidorosijofok.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/02f20a342a7a1802b7519900f917772a/77848921200.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/ono17vu2gb459jok3p81gqrikg/99987724935.pdfIn PDF document text
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/2be1ab56ff31a5922c378654ed703884/77623710370.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_off00020744.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x20744 | 22140 bytes |
SHA-256: ed184f1483febab8af5ba6f4e6b6536ae827959832429dde3a6b6d1ecf93dcdb |
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font_01_sfnt_off00023e34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x23E34 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0002564b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2564B | 10680 bytes |
SHA-256: 71f166e3778262a373339157acfe7ec5e930856130ed537005fa21442a64cf66 |
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