MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised CMS upload storage locations and disposable hosting, suggesting an attempt to distribute malicious content or phish users. The presence of numerous unknown URLs indicates a broad distribution effort.
Machine Learning
- Nyx PDF Classifier malicious score 0.9848
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 https://aartipalette.com/userfiles/file/zapudofi.pdf
- http://hydrogears.com/survey/userfiles/files/kuziwugo.pdf
- http://drstevealbrecht.com/wp-content/plugins/super-forms/uploads/php/files/379823607be732fc85349130c085e0cc/40312813684.pdf
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/7ab223e6d927119e99129011f92b05ed/58433664851.pdf
- https://wills.sg/wp-content/plugins/super-forms/uploads/php/files/9221700aafa0b3aa2ff7d8bd7450169b/xojotelug.pdf
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/4d3b9908cf192d6d745a5d8709fda6b1/dotubiwusolagefejuwuxum.pdf
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608111203c158---kikupawujogotekekaxine.pdf
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609421a38efee---70664208636.pdf
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/a9576c94f4fe86bc64646c96f3257b70/40386148371.pdf
- http://asbazainville.org/userfiles/file/xizizifepasuw.pdf
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ba38b0f975---nudodevunobujove.pdf
- http://caopump.com/admin/userfiles/file/pifubupenatimika.pdf
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ba59c05229---18727090774.pdf
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/16073f4a92667a---76970275131.pdf
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160c29d6be8ae6---72947934974.pdf
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a92d2bc4d9c---31393828664.pdf
- https://akapacha.com/userfiles/file/bugizelijuti.pdf
- http://nuestratierrapremios.com/campannas/file/putaxuzi.pdf
- http://annjulieskarpmo.com/userfiles/file/vonirazavufobodalip.pdf
- https://prastosten.se/anvandarbilder/95/files/lepim.pdf
- http://gopherandsquirrelcontrol.com/admin/images/file/31489248088.pdf
- http://ahs1968.com/clients/d/dc/dcea35c349c70fb55dca458fc6558ff6/File/dukivunuzofigaje.pdf
- https://www.bistro-e.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079dd54c0c03---63309257182.pdf
- https://boumqueur-edition.com/upload/fckeditor/file/lesuzinuxamotivagipuw.pdf
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071aa370e220---10768475311.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=body+aches+during+pregnancy
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085fbe90181b---48896789721.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_off0000ee62.bind5ecc24bc8a66b64a5849945b5cdef7f5b8512942fb45a10e9f6fea739fc58f4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE62 | 10916 bytes |
font_01_sfnt_off00010769.binf5563f192eeff98460e1cbacbd80cdc2651d41e3034429030cb69caec0bc5287 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10769 | 16620 bytes |
font_02_sfnt_off0001327a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1327A | 16792 bytes |
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