MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. No scripts were extracted, but the PDF structure and URL patterns indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/be5fba1b930569b944b9a84dfeb30d09/pabavafejuwigasegebivotil.pdf In PDF document text
- https://www.themeshcowork.com/wp-content/plugins/super-forms/uploads/php/files/769e604353fc3c843b5a31a1ef9c5c2a/loxufo.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac16b8c6f2d---5146489470.pdfIn PDF document text
- https://banktapeunadana.com/tapeunadana/bank2/admin/userfiles/file/nejipelo.pdfIn PDF document text
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b44c11278ef---rorenewediwibile.pdfIn PDF document text
- https://zlato-eu.cz/upload/files/derizekogejo.pdfIn PDF document text
- http://alpanelektrik.com/depo/sayfaresim/file/41519596536.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607b07b0a2300---simok.pdfIn PDF document text
- http://hjtech.org/admin/upfile/file/22594995074.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/tegopegurud.pdfIn PDF document text
- http://www.gaviprintpack.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088b09a9a7b0---50008449713.pdfIn PDF document text
- http://notarbrazda.cz/userfiles/file/favigefizozikuweworasi.pdfIn PDF document text
- http://dok-vo.ru/userfiles/file/70997930083.pdfIn PDF document text
- http://www.gaviprintpack.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079785f4b25f---88412123553.pdfIn PDF document text
- http://copelandreunionla.com/clients/6/66/66f6f3de7053633686652f51c4c00696/File/dexuwuduronakib.pdfIn PDF document text
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/28c7880c4356aae24f2c24175e7579d3/bedamizusivowibipipipok.pdfIn PDF document text
- https://dixietemporarystorage.com/wp-content/plugins/super-forms/uploads/php/files/e682b578d1b587f9566204e2d7642ad3/nurok.pdfIn PDF document text
- http://amdind.com/userfiles/file/39863748816.pdfIn PDF document text
- http://firewheels.pe/userfiles/file/30902642557.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/g7avg5qei17pr58fup7jfi86ie/48501468690.pdfIn PDF document text
- http://www.alexgis.com/siteuploads/editorimg/file/37923573504.pdfIn PDF document text
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/734fb4609e2103ad78579c0b7817a218/zixil.pdfIn PDF document text
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9680ae962f---tovoxokuwikojadexafobobok.pdfIn PDF document text
- http://ekonopuntos.com/campannas/file/zututu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=famous+people+named+drewPDF 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_off0000fba1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBA1 | 10524 bytes |
SHA-256: 7b3f0c25b638ed8cbead91e304b19e85b19faff4509db7c3d3b1d9e6cc248bff |
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font_01_sfnt_off0001139b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1139B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012bad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BAD | 17628 bytes |
SHA-256: 86c56ae73e2c50d2f69cc584ec4f73a9ec5d713d7eedab99849ff28c93350ba3 |
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