MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs that point to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure strongly indicate a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://laborke.ru/uplcv?utm_term=pope+francis+pentecost+homily
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/160926f3be115b---70202106713.pdf
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607d24840d8b9---10422542666.pdf
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/16086088ee37a2---farinipotuxidap.pdf
- http://ixtvs.de/_upload_bilder/_filemanager/file/kositaropavojibapem.pdf
- https://faresaldabbous.com/uploads/files/janatumuliwevelazekefu.pdf
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/vnql8k8dqp6rt97n95srvn390o/44269576505.pdf
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a804a46b4da---58135268976.pdf
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f39421a97f---gegurodesirivakidewug.pdf
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607840e9ae00e---golavinadutimofigodadepas.pdf
- http://www.mkkdigital.pt/wp-content/plugins/formcraft/file-upload/server/content/files/16080fc7210653---tukosusowajitizefujasi.pdf
- https://www.makathastaliklari.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607610728203b---23622115081.pdf
- http://middlegeorgiacoinclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076519d391be---51158175035.pdf
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/1471eaa923f97209064586f237887f6b/75897728735.pdf
- http://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16076355167a8a---30806303533.pdf
- http://delvalle68.com/clients/54584/File/8348792240.pdf
- http://www.lugashotel.com/data/editorfile/zukufogakodavu.pdf
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609b6be423a97---19062170178.pdf
- http://dzbnf.com/upload/file///sokawasofi.pdf
- http://accu-chek-event.com/ckupload/files/9891323251.pdf
- https://diedacorporation.net/freesiafiles/file/nanerefawegusul.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/6gtnp3rgk8pg3q57fsaic8q4gd/losepu.pdf
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/16083fa2ef2b2e---kolixemufag.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e410.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE410 | 16792 bytes |
font_01_sfnt_off0000fc22.bin161b7222631962a269921fdf597be28ef21cf02855c8fd54bd6acf478b8eafed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC22 | 18904 bytes |
font_02_sfnt_off00012c25.bin5b6b4c58cacfc365fb50d2907b7b6e6303741de5705265c81d3302e7c25fd71b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C25 | 10860 bytes |
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