MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting it functions as a link farm to distribute malicious content or phish users. The presence of external URIs and link farms strongly suggests an attempt to redirect the user to a malicious site, likely for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://stewsites.com/wp-content/plugins/super-forms/uploads/php/files/9fd40cc47d5b53bf012d6174506fe161/44798027928.pdf
- https://wpsqld.com.au/wp-content/plugins/super-forms/uploads/php/files/b5aba9159c665d73c07d687b8ae63a13/38751939253.pdf
- http://panziofabian.hu/fck_kepek/tokawikokojelusubo.pdf
- http://korea-seals.com/ckfinder/userfiles/files/lajujifuvebogewonome.pdf
- http://gianphoiduyloimodel.com/Images_upload/files/banowabupafasefax.pdf
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4c27d201e3---kulonudinezadakebifisad.pdf
- https://tomorrowhubs.com/upload/users/files/67724226010.pdf
- https://tort-art.ru/userfiles/file/22172311651.pdf
- https://www.charityweiss.de/wp-content/plugins/formcraft/file-upload/server/content/files/160db2a6d625bf---depujofosedizedipaloxa.pdf
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d89f7055c8---12854226066.pdf
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/1252328f5ae298afcd5ef87c28dabe11/niwuzivelodejezomoporipe.pdf
- https://aronabritcan.com/userfiles/file/6959643893.pdf
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097b2e15f8d7---vudamojopuderafokapox.pdf
- https://marosme.ro/hirek/file/lemimubavinabazeziv.pdf
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ba222eb1fd9---wiwujatog.pdf
- http://www.bash.cl/media/file/80587925744.pdf
- http://stuarteisbrucklaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/patanewudik.pdf
- http://queuemanagementsystems.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073b17e7ea45---18279498646.pdf
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/plcqiv1ijjgj804dmql8pcfag4/salalulodimir.pdf
- http://reclaimsplus.com/wp-content/plugins/super-forms/uploads/php/files/d915f446904908fc9e274f2f7e9f3841/95014840719.pdf
- https://dentalrud.com/userfiles/file/nixijanoxuto.pdf
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a436ea1af06---gowofawus.pdf
- http://ampletrekking.com/userfiles/file/fovulurogupevejapeti.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=esp+hack+pubg+mobile+apk+download+2021
- 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_off0000e14e.binb31a49f0f4db11ff8ce289aeddcaa4d118c83fcfeca690cd829a325b06e3db63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE14E | 11456 bytes |
font_01_sfnt_off0000fbe4.bin0e77c05cbe7a80dee07152e3f81f396fd39f2db44195ac48ce4888acc0a16446 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBE4 | 16608 bytes |
font_02_sfnt_off00012718.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12718 | 16792 bytes |
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