MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs likely lead to malicious content or further stages of an attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://taxicityplus.ru/userfiles/file/jomolapi.pdf In PDF document text
- http://szjglaw.com/uploadfile/file/2021072103462873499.pdfIn PDF document text
- https://www.llgnjinc.com/wp-content/plugins/super-forms/uploads/php/files/e18df772f21ba52f0ad54a219acf891e/52109079538.pdfIn PDF document text
- https://nsck-cykelmotion.dk/userfiles/file/97990827367.pdfIn PDF document text
- http://ruihuitax.com/files/file/padiwogewepowikodiwes.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/58d9a1b40c53c25a53846c0fa6fb8039/jozigogazoxogafefipumege.pdfIn PDF document text
- http://backkwang.com/userData/board/file/62034152521.pdfIn PDF document text
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/976920c3360363dc1682f9ef820079db/52667739200.pdfIn PDF document text
- https://anzmrrn.org/wp-content/plugins/formcraft/file-upload/server/content/files/160988aa364271---leduz.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cfb8522a118---pugezulotunalawokelas.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd123c6167---pilejuguzetareroziwubowaz.pdfIn PDF document text
- http://normel.org/files/upload/file/zewakulogixajinirunibof.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b2e9f3ab9d4---79755004706.pdfIn PDF document text
- http://birons.net/wp-content/plugins/super-forms/uploads/php/files/4789366fb82b31d99965672055320e9c/91946447552.pdfIn PDF document text
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/215ad13c3f226c3ad377515362f5c93d/6066642996.pdfIn PDF document text
- http://xmzs.org/userfiles/file/dowewopuzudarij.pdfIn PDF document text
- http://renovator.cz/files/file/bazanedenoganowezusara.pdfIn PDF document text
- http://quickvideo.nl/userfiles/file/zitorotuberevok.pdfIn PDF document text
- http://gramercygrand.ru/files/file/pupodopomaj.pdfIn PDF document text
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/a4qnpilomsdufu5nkeff8qt93l/xetijurakupewogatudike.pdfIn PDF document text
- http://kartywspomnien.pl/uploads/assets/file/47988238879.pdfIn PDF document text
- http://fijiembajak.com/uploads/ck_uploads/files/mosovumasil.pdfIn PDF document text
- http://yasairamenbar.com/uploads/files/32999789611.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160acd505a1354---kaxiseritu.pdfIn PDF document text
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f4d946e7fb---51511777194.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=prepositions+of+place+in+english+exercises+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_off0000da8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA8C | 18232 bytes |
SHA-256: b228bcedf9908e2c9bbee2fdf856c6b4bf5abc47409520eb1566cc82e81c6672 |
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font_01_sfnt_off000109df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109DF | 11000 bytes |
SHA-256: 3db4ca77564962ee7d193773e38a0c25dd31431a6eb8592dfdec3abe52007d13 |
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font_02_sfnt_off0001232c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1232C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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