MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ML classifiers and ClamAV as malicious, with a critical detection score. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates the document likely contains instructions to decrypt a password-protected archive, a common tactic to evade security filters. The numerous embedded URLs, many pointing to compromised CMS uploads, suggest a link farm designed to host or redirect to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://www.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/m0idrhf1bg8hod9ecbgtajmmuq/13915654043.pdf
- http://pampa.be/uploads/userfiles/files/13306664115.pdf
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/d7cb99a44d2fbbfbd34afb4b638df659/kimadevizedafisivuzulefev.pdf
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/16073f62162548---sasogomijugekevab.pdf
- http://samuiluxurytravel.com/Uploads/file/85101441659.pdf
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/gadiposamibevimapawe.pdf
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3d25a23674---mukuvarevegi.pdf
- http://dotacjedlaoze.pl/userfiles/file/86851669270.pdf
- https://onlinendttraining.com/files/fifixum.pdf
- http://fapannimario.it/userfiles/files/731576355.pdf
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/16099cb2848413---metepitabigatedapabe.pdf
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbedc754344---zepegozijaloxanifig.pdf
- http://windcampus.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a33a79ac61f---zixosidugixezimegipalofek.pdf
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/kn92r7ebvd4optgvlp50m1lgsq/posukuzofagukoze.pdf
- http://jinistudy.com/_UploadFile/Images/file/rorekaleniga.pdf
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081784d9cc47---tajavibodizavodasowig.pdf
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a5a0fc5b004---putet.pdf
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e1aeb3b0329---53516446802.pdf
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607f3d3b22169---90155653066.pdf
- https://www.varishastalari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160867c154d4b9---nurolusuxozafigiguvonuw.pdf
- https://www.varishastalari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081cfe52dc42---92015181456.pdf
- http://chrislahoda.ca/userfiles/file/60121082492.pdf
- http://hkacca.com/userfiles/negasemigumatubad.pdf
- https://songhong.info/userfiles/file/lulibebij.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=elster+a1700+complete+manual
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f4ef.bin5887ef79f8894d2631faf274ec8d5fd5a2596d64d7f7390749f929d389ba822b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4EF | 19280 bytes |
font_01_sfnt_off0001269c.bin3a385e4dd4bfbf4849f622134eeb41cd672e0e7ac1b4c2213eb6cb942943407e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1269C | 1764 bytes |
font_02_sfnt_off00012ee1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EE1 | 16792 bytes |
font_03_sfnt_off000146f8.binbe9eb560ea10f5c325f5f4d33b6768f16abd816c8a5868bb9e2c74796cc30f92 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x146F8 | 10752 bytes |
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