MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or are part of a link farm on disposable hosting. ClamAV and an ML classifier also flagged this PDF as malicious, specifically as a phishing trojan. The primary attack pattern observed is the use of a link farm to direct users to potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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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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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://hagepoorter.be/files/files/wozowalerisonuzogu.pdf In PDF document text
- http://9meclinic.com/ckfinder/userfiles/files/72377842174.pdfIn PDF document text
- http://projectbudapest.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1609f56dba3e7d---kulosobisevojodikifevitag.pdfIn PDF document text
- https://www.zulilighting.com/wp-content/plugins/super-forms/uploads/php/files/120cd0477650fcfd4a9d44898a7f26b3/dukeg.pdfIn PDF document text
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b32de34b9ce---vibupojuderedejefatowiba.pdfIn PDF document text
- http://daugiavanthienphuoc.com/media/ftp/file/49354203746.pdfIn PDF document text
- http://www.kreasoft.mx/wp-content/plugins/formcraft/file-upload/server/content/files/16105685de4b4e---neroxoxufogulawok.pdfIn PDF document text
- https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/d05349b9c52234b69e3f34f151e06788/loxodowawusujabaterofon.pdfIn PDF document text
- https://crownprolaw.cn/userfiles/Proj_Name//files/45894689130.pdfIn PDF document text
- http://betheaskssd.com/flash/betheaskssd.com/file/xujeraras.pdfIn PDF document text
- https://himalayanwanderer.com/himalayan/userfiles/files/naviwavinedilo.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607d19949e618---pidikaso.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/3a528b6a6ecaef7a8041005d830e6acf/67051140241.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a166bfeb1d2---46284153041.pdfIn PDF document text
- https://maloneslandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160859fb2707c9---25278728224.pdfIn PDF document text
- http://daeryuhealthcare.com/ckupload/files/zetujarorejopa.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160d00a9906c36---35041449940.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3d25a23674---mukuvarevegi.pdfIn PDF document text
- http://cobmedia.hu/include/gavisojofibubiwirebuwerux.pdfIn PDF document text
- https://icon-studios.com/userfiles/file/65968393706.pdfIn PDF document text
- http://olsztyntransportmedyczny.pl/userfiles/file/35360853056.pdfIn PDF document text
- http://zzquansu.cn/d/files/92947250899.pdfIn PDF document text
- http://tunglamgarden.com/images/fck/file/naxujokij.pdfIn PDF document text
- http://articolo17.it/siti/usr/foto/files/kidoz.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=growth+hacking+101+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_off0000ef42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF42 | 10944 bytes |
SHA-256: 1c2fffc7a68e048af20ae03489b76beac1574d4f45d37a42775eb27b54e5b3ad |
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font_01_sfnt_off0001087f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1087F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012091.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12091 | 18376 bytes |
SHA-256: 4a798b4961d387c8ae08036441a10d101b3897aaf613ab4205dfe903248f41d1 |
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