MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple heuristics indicating malicious intent, including a link farm pointing to compromised CMS uploads and a lure for a password-protected archive. The ML classifier strongly flagged this PDF as malicious, and ClamAV detected it as 'Pdf.Phishing.Trojan'. The presence of a download button lure and numerous links to potentially malicious PDF files suggests an attempt to trick the user into downloading a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9983
Heuristics 8
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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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://erex.hu/upload/file/97578479898.pdf
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c55769dadb3---98740216411.pdf
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/1031ca45205b6670a3f1ce76efd44aa1/durowanutisazamenidomeva.pdf
- http://hugslock.com/app/webroot/img/files/40861723627.pdf
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073c9529d3c8---1120169648.pdf
- https://bya-ingenieria.com/ckfinder/userfiles/files/559579711.pdf
- http://www.dnevi-sekretarjev.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16084ad3ea95af---61496920791.pdf
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/1509858925bc571c467fe245c995aa68/wewevijovu.pdf
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/f5ofi7k77tqfosq2dv50jqibfq/rekororovewivekel.pdf
- https://empylean.com/wp-content/plugins/super-forms/uploads/php/files/dd3v0mdleubosiml9da2kjkqrm/28480162580.pdf
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/8fdc036d1a803f91fad56d706b81adc4/zesekomusegi.pdf
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a46fd590abb---nogolimilaruvapuwine.pdf
- https://socialchangefactory.org/wp-content/plugins/super-forms/uploads/php/files/13e90702ce3a7fed77653c66db2a916a/92588170062.pdf
- https://kimtuong.vn/isc/public/files/fckupload/file/gedosovavegabud.pdf
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c46bbde97e5---67804649646.pdf
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/1607f2d5c73efa---47368512831.pdf
- https://wisestudentz.com/userfiles/file/tirujaminajisepos.pdf
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/cc1c56dcec92c91648f99574c156f38e/41686570229.pdf
- http://kapalishakti.com/ckfinder/userfiles/files/43206360268.pdf
- http://aarogyamedico.com/userfiles/file/67395750442.pdf
- http://dailygiasi.com/uploads/userfiles/file/28345234023.pdf
- https://isabellepieman.com/userfiles/file/roxotenaxunewizesemosadab.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=god+of+war+ghost+of+sparta+game+download+for+android+phone
- https://lapdonline.org/file/82634651129.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f078.bin5b3c947262022625ef2d4cfb2d0fa10a94f23c97611fd4c7364bfcc62a76ce6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF078 | 1732 bytes |
font_01_sfnt_off0000f8a8.bin976ebecedf7b5b3168576a05331eae691f24d90c4708ca32f05b6f3d81ac424d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8A8 | 17440 bytes |
font_02_sfnt_off000125e6.binb539a91cde391291e49ed7e695cd497fbb253d1ea579ba994154e1a1827c0c6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125E6 | 11068 bytes |
font_03_sfnt_off00013f61.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F61 | 16792 bytes |
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