MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains embedded JavaScript and numerous external URIs, many of which point to compromised or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of embedded JavaScript indicates potential for further malicious actions beyond simple redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://foulardfotografando.it/file/kozijuzimeme.pdf
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/161108473bf9a6---burubewesiwanijawos.pdf
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609c5a6f04f7a---62175396272.pdf
- https://ngaa.org.au/application/third_party/ckfinder/userfiles/files/zipexoli.pdf
- http://twfbs.com/ckfinder/userfiles/files/butujunusipebif.pdf
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ae511b9c7b7---40778463310.pdf
- https://vibangthuaphatlai.net/uploads/files/99211809654.pdf
- https://andrejc.si/files/file/35320561457.pdf
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608f1810ee162---majolep.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/mnfd1vlmpvfd8sevov95a4fbjb/tigikixami.pdf
- http://itcck.org/upload/editor/file/gowagokudi.pdf
- http://gunjanjain.com/app/webroot/js/uploads/files/vanuxajefolabuzexofem.pdf
- http://aceonlinementors.com/userfiles/file/pifelitobi.pdf
- http://msiutilities.biz/documents/30234570072.pdf
- http://banlinhkienlaptop.com/userfiles/file/dabijaveze.pdf
- http://planetamama.ru/files/file/parilusamo.pdf
- https://terminarz.online/kosmetyczka/krakow/files/62564514075.pdf
- http://azizolace.cz/images/file/40469663032.pdf
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/1607b371a58e76---zukatadafifuzonojuvas.pdf
- https://www.expoagrogto.com/wp-content/plugins/super-forms/uploads/php/files/vvsgdek5oflsm8cfrnd24th063/golanufemegafafasipobu.pdf
- http://ultraljud.nu/bild/files/tukojozuwiso.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/f760e4d0e03db1acdd9adbef5e283d6b/28487296639.pdf
- https://xn----7sbbjg7ctfs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/939a651b24dc36321aa50bb53eb348b1/ramebolemudurufuka.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=dirty+french+everyday+slang+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_off0000e15f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE15F | 16792 bytes |
font_01_sfnt_off0000f971.bin7f84a950009b7a970f631ae5f638ba7646a0e2dbc8426162b16544e0d5af21b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF971 | 20792 bytes |
font_02_sfnt_off00012fb2.bine8576031c7dc7381f0e31dc74f2f835ad8be66e0824555f2d89982d1616732e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FB2 | 10960 bytes |
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