MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised CMS upload directories or disposable hosting domains. This structure is characteristic of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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 http://droprint.my/home/ququ4923/public_html/userfiles/file/14180842235.pdf
- http://www.mywil.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16084f6b7b6e6e---vixufiziwasafejipavadom.pdf
- http://jjinline.org/file_upload/file/41812036713.pdf
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/d0c431155bcdd49c8e04509d63406641/wudovilogo.pdf
- http://kemenyseprosiklos.hu/upload/file/64944667771.pdf
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084790589fc0---35502837367.pdf
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/48567548ba95428d7fbc3e07574db1da/22923839920.pdf
- https://lllk.ru/wp-content/plugins/super-forms/uploads/php/files/dec707d30d291e3a1633226fd62eb30d/69768832066.pdf
- http://hotelstrack.com/bot/ckfinder/uf/files/41522336362.pdf
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5003fc8f6b---73211886049.pdf
- http://lafayetteconnections.com/clients/52818/File/neposoziviwiwivolirojal.pdf
- https://bepxuyenviet.com/upload/files/3627581042.pdf
- https://sckprime.com/wp-content/plugins/super-forms/uploads/php/files/52a6e05f003792a48399d3c4e3b07821/zewesemuvofikumej.pdf
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/3au1jcbo67sd7b2iu4vfs41klr/fobapagemeveraguretijejav.pdf
- https://manualismedicina.hu/fileok/file/jatuxisuwozula.pdf
- https://vv-alc.nl/uploads/files/74133727165.pdf
- http://xn--b1agjlwjc3g.xn--p1ai/ckfinder/userfiles/files/89327280829.pdf
- http://www.canadavisaservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072d6eac389a---buzarap.pdf
- http://appletechsolutions.com/userfiles/file/64801640804.pdf
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abc7149ad5a---folobogoxititot.pdf
- http://liebherr-tr.com/userfiles/file/31926452451.pdf
- http://polyalpan.hu/_user/file/37289366357.pdf
- http://abimobiliare.pl/pliki/File/pepejebifudajabu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=101+okey+plus+%C3%A7ip+y%C3%BCkleme+nas%C4%B1l+yap%C4%B1l%C4%B1r
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/cbba352aa80df603967258973d8557c9/26233617916.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_off0000f2c4.bin8ee2a55af88bbbe7531b1ec80f7590f4669003cf1db772edab1b59e941acd94a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2C4 | 20068 bytes |
font_01_sfnt_off0001249e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1249E | 16792 bytes |
font_02_sfnt_off00013cb5.bin0d53788affe543a425103b7a1fab3a35f1a7ee1ea3acf9dd378d60e8fdf206c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CB5 | 11136 bytes |
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