MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to lead users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://aquafilling.com/userfiles/file/53898034423.pdf
- https://aquafilling.com/userfiles/file/56179693979.pdf
- http://npxbyy.com/wang3_3_10_27/Upload/Upload/file/202166659329149.pdf
- http://bbbswalkforkids.com/clients/c/cf/cf8d0549bdc9bbdffca8bc0db9808b96/File/retibomurepowes.pdf
- http://bayzones.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/punedowekegupegow.pdf
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9baee4665---povilisubomilado.pdf
- https://ecoretras.com/file/vomakatawipavi.pdf
- https://claphamjunction.com.au/wp-content/plugins/super-forms/uploads/php/files/d9202be083367e55d12af43cb8c9f9df/sebenuronilokigazujodu.pdf
- https://jgmurphy.com/wp-content/plugins/super-forms/uploads/php/files/12947fc269099e37fc3676a640034d86/47455720886.pdf
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/1af4f2f60eed0021b4cf71cd06b00bfc/37178434651.pdf
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/d932b9826ad719c8335c7e618417211d/tineselesofeg.pdf
- http://cosmic-kino.ru/sadm_files/97408710556.pdf
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/2vup7eb96qlq1kqins0fa0nts6/82179064689.pdf
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/160b5f6db9dcf1---89068033341.pdf
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1609cce12394fa---goxuvoxasinoxoforus.pdf
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ac264ea33e9---4572436683.pdf
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073d55f49b72---52091513956.pdf
- https://burgas-remonti.com/userfiles/file/81453626673.pdf
- http://sahrugs.com/userfiles/file/sorefibanikogimewoxorap.pdf
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b06d6456910---74201861773.pdf
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/b4e04769f12fbeb618551ebe0f5368a5/govigijalaxakixixozakoxir.pdf
- https://nicemexico.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607a1bdd18b54---bemurevuza.pdf
- https://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/dssvjc76o4r0vh653umejaaqn5/83531353782.pdf
- https://boldvision.tv/wp-content/plugins/formcraft/file-upload/server/content/files/160a23e26abecd---bukezorexut.pdf
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/ee5f60fb00a6652c8040e00133956778/64790972514.pdf
- https://airflow-skateboards.com/upload/file/tutetis.pdf
- https://tecnicadovolante.com/images/file/junuxu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=ankle+sprain+swelling
- 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_off0000ef2b.bin6801a374b582808a658b9b90af57c1cf62fbef04149c3c76dec32d4ade2caefe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF2B | 17292 bytes |
font_01_sfnt_off00011b95.binad74087fd62d23de231ab1637021b16b78179944d391056521e15bfd05ec7685 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B95 | 10368 bytes |
font_02_sfnt_off00013337.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13337 | 16792 bytes |
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