MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised CMS uploads and disposable hosting, indicating a link farm designed for redirection. ClamAV and ML classifiers identified the file as malicious, specifically a phishing trojan. While no scripts were extracted, the structure and URL patterns suggest an attempt to lure users to external sites, likely for further exploitation or phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071b5b14f007---80315772008.pdf
- http://mastera-mix.ru/ckfinder/userfiles/files/muzatijidolipuz.pdf
- http://jtour.vn/userfiles/file/89501922199.pdf
- http://asbufestival.com/uploads/FCK_files/file/vivadabuvekag.pdf
- http://maility.pl/_ADRESuserfiles/file/mokofizijomomavarekod.pdf
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/5b8537e92795d81bd4b600d116a363aa/68514391141.pdf
- http://roxburyhs1987.com/clients/63080/File/98475511457.pdf
- http://sochi-vitrazhi.ru/ckfinder/userfiles/files/27248399136.pdf
- https://vaytieudungtragop.com.vn/wp-content/plugins/super-forms/uploads/php/files/4498fq56qsu7m5rtuhg08dlrb1/ligudokaxirilaxozod.pdf
- http://xn--80aaae7amexjfdlfdfg.xn--p1ai/files/file/dapalarapolizam.pdf
- https://almoheetmanpower.com/public_html/userfiles/file/xutitetodibufegeramir.pdf
- http://vhs1962.com/clients/b/b9/b967f936f519796c2a696a6ed1da67f9/File/10362083914.pdf
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606e75099c7cb---jizade.pdf
- https://lostsoulsmemorialnj.org/wp-content/plugins/super-forms/uploads/php/files/ab0566a37904210acd5122b050f88d36/52652809188.pdf
- http://geodeslaboratori.eu/userfiles/files/20567321714.pdf
- http://allg-gyn.ch/userfiles/file/78590052564.pdf
- http://xn----8sbaqfskngn1qi.xn--p1ai/userfiles/file/juvuwubisedizenezowesex.pdf
- http://nfraccon.org/userfiles/file/18875896565.pdf
- http://vswet.ru/f/26666582403.pdf
- http://www.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160a364b6d7ed0---12097152793.pdf
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cfb932de210---55247274154.pdf
- http://comlark.ru/userfiles/files/kizowewemenusalowazidiwaz.pdf
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085c32f1085f---13027577544.pdf
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8d52c064e9---38937535900.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=destroy+all+monsters+2
- 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_off0000c4a2.binedb54328d828384970919f5e8eb9cedd37f5d80599c17f677ec26298da82b3bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4A2 | 17124 bytes |
font_01_sfnt_off0000f0e5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0E5 | 16792 bytes |
font_02_sfnt_off000108fc.bin4761842a8535caf0139a7031781ae8432b43f1ed96f4bb6f8fe45bd5a62e8184 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108FC | 10412 bytes |
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