MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. It functions as a link farm, containing numerous URLs that point to various websites, including those hosted on compromised WordPress uploads. The presence of a 'download button' heuristic further suggests a lure to trick users into clicking malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9895
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://autoroman-service.ro/imagini_ws/bawid.pdf In PDF document text
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/160c0f68d01b9c---xejefupavokukawa.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/160c89583328c3---zaxifusobazolijutu.pdfIn PDF document text
- http://timeyear-v.com/userfiles/file/sumuviwolakowenodon.pdfIn PDF document text
- http://originalbau.hu/imagesfiles/gajupafoxiruti.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2b7655e7af---giluvatikekexufomow.pdfIn PDF document text
- http://sva-jeanroze.com/xmedia/file/62345973356.pdfIn PDF document text
- https://carthink.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608350cf4fa0d---xalopipafogepogafizun.pdfIn PDF document text
- http://yorktownhs1987.com/clients/57482/File/24500704364.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bde74b6797b---saziwixaw.pdfIn PDF document text
- https://unosms.us/userfiles/file/32538620228.pdfIn PDF document text
- http://centonze-vini.com/userfiles/files/kuxibedaxerexikeza.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/a4e69feupiukprc7tm9l3pv1aq/66866102581.pdfIn PDF document text
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e165c7591d---zajotujufu.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f2113e731d1---59641061440.pdfIn PDF document text
- https://dentalrud.com/userfiles/file/wimobiwelatasufoxe.pdfIn PDF document text
- https://www.opsclown.it/ckfinder/userfiles/files/54946004701.pdfIn PDF document text
- http://lapenya.cat/imgjovesnaves/file/lelefuxuvaxoluni.pdfIn PDF document text
- http://industrialdevices.in/uploads/tonabukisepefakugufad.pdfIn PDF document text
- http://rethabise.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1606d1a2c877e6---67050104456.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606d2a43247ae---80993002758.pdfIn PDF document text
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/uidnuaha4ve1vfknh51hb2lsol/gikowufakepikurorifix.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/343183a18c4d264dbdf9d93d1e595d6d/vofulo.pdfIn PDF document text
- http://eaas-journal.org/survey/userfiles/files/19254584888.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/93622755396.pdfIn PDF document text
- https://floorco.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/f4ee87529c940670170db2b562f72b8c/lopipobezutuzopibuxobi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=suicide+squad+mp3+free+download+320kbpsPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_007_off0001573b.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1573B | 18396 bytes |
SHA-256: 99167530d8188c56b4b50a735daf91ca8d2cc1860d1e6973ad4794bf695b870f |
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font_00_sfnt_off0000f364.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF364 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010b76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B76 | 18304 bytes |
SHA-256: 875b933446a82f4f3c91f66fd2bcc8080f9844c6065fffd9cbff88dab9a77f41 |
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font_02_sfnt_off00013ba6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BA6 | 11736 bytes |
SHA-256: 173519ae7f27be90df6868e349eb3037b9673f6134dfd3abe65dce80d80ec617 |
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