MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised or disposable hosting domains, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, with the PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristic specifically highlighting the use of compromised WordPress sites. The SE_URGENCY_LURE heuristic, while low-signal on its own, supports the phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://warmistore.com/userfiles/file/6446728899.pdf
- http://gediklimakinahidrolik.com/resimler/files/vujipakodevonusige.pdf
- https://aneri12.eu/res/file/12158668139.pdf
- http://gzafjc.com/uploadfile/files/4634387331.pdf
- https://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/b1525ce44426a0b8eacb5457be0f5947/22606497012.pdf
- http://snuhonors.com/userfiles/file/jefutute.pdf
- http://tc-antey.ru/uploads/files/33600883772.pdf
- http://walosports.cl/userfiles/file/kumefepodiwegajomebuga.pdf
- https://nstoplana.rs/ckfinder/userfiles/files/97800624476.pdf
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1613270aabc2bb---69078845733.pdf
- http://www.satit.nrru.ac.th/satit/_Adminis/ckfinder/userfiles/files/kojapakubaxurunod.pdf
- http://anael.fr/fckeditor/userfiles/file/6301764003.pdf
- https://chambredhotes-savoie.com/ckfinder/userfiles/files/89966980889.pdf
- https://inunekocp.jp/mailmagazine/upload/files/61844024785.pdf
- https://mithermomix.com.mx/wp-content/plugins/super-forms/uploads/php/files/bc72c362a62b6905385ad764e5bdb051/movugeveluz.pdf
- https://cargoservice.pl/cargoservice/userfiles/file/78855554674.pdf
- https://ladangmimpi.com/contents/files/zadetivazisakukivisavu.pdf
- https://kalashad.com/userfiles/file/2427577199.pdf
- http://cozycornerexpress.com/uploads/files/medoxupufup.pdf
- http://yanartekstil.com/firma/files/bejatiritowesadiw.pdf
- http://kingsap.com/file_media/file_image/file/19252175014.pdf
- https://efsanepin.com/calisma2/files/uploads/34480907987.pdf
- https://landatur.com/files/galeria/files/32323054837.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=a+rose+for+emily+questions+and+answers+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_off0000e5fd.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5FD | 16792 bytes |
font_01_sfnt_off0000fe14.bin95ef442142e43074b3e1724d8d06b14795366df66135b5fe6121328106cc8397 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE14 | 11088 bytes |
font_02_sfnt_off000117cc.bin6fcd2e609f8f700bb35ad083cd59b7a79005bac1b507ea978d01019b73ed3f27 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117CC | 18268 bytes |
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