MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to disposable or compromised domains, likely intended to lure users to malicious sites. The document body is unreadable binary data, suggesting it's not a typical user-facing document but rather a container for malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 http://amphorabeautyclub.com/campannas/file/danusowakozumadedubodex.pdf In PDF document text
- http://purifoy2020.com/clients/1/11/118d8b7ee1ea4bab8fb19da95c56260f/File/vifaririsekabikuji.pdfIn PDF document text
- https://agatanorek.com/files/file/mowex.pdfIn PDF document text
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/6047060905fdeca5f2fe81888a3961c1/12543358199.pdfIn PDF document text
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a9876773c83---74228146193.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/meqct3mbkcdgmhsgbumk5jcs12/13966645685.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac604cd81d0---ribupe.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609aaeffb47c6---99787677005.pdfIn PDF document text
- https://pikhospital.com/ck_uploads/uploads/files/farimipikariwutas.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cc419bac16---89530868798.pdfIn PDF document text
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160b96a480317e---dimowexobivakinevokapeba.pdfIn PDF document text
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b06977078cf---gadovijupibuwevalepimap.pdfIn PDF document text
- https://readxyz.org/wp-content/plugins/super-forms/uploads/php/files/7aa22903f29b3ed490040ec09b97188e/55568950231.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/3c68a769f4dec94517db6232c662111a/keripewivunud.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/pepovifekalupatizogazix.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/6viadg1cgcvinr01hotrg2h0jq/97286427072.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a9d011a05bb---99765681867.pdfIn PDF document text
- http://sh8ke.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f6bc2523ba---92189228410.pdfIn PDF document text
- https://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/b6q3t7d8padghalaphb4k8nb24/51652670469.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609273f50d4a6---94749788773.pdfIn PDF document text
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/9a058f3426ffa1cbc4e2024d41e46d8d/rizapuvimelozaki.pdfIn PDF document text
- http://stressmanagement-karriere.de/userfiles/file/kiwapepeminirimexajexa.pdfIn PDF document text
- https://dakhoathienhoa.net/images/files/89572424958.pdfIn PDF document text
- https://burmesecatclub.nz/wp-content/plugins/super-forms/uploads/php/files/8ce1cfcb95013c824bbe98b8c873cd9f/mapewenubesasukixevixog.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/3f2373b15006ab73a6987ed9807ea4cd/lugedaxuzejiba.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=now+behold+the+lamb+chordsPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f2ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2EC | 10644 bytes |
SHA-256: a90cb5eb07cc86f941d4b751709d63b1aae06a6c1477c34c5000c78d3b0021b8 |
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font_01_sfnt_off00010b60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B60 | 17432 bytes |
SHA-256: 7f50926689a66f23ae1f9bd5a28843cf00ca5292374a5035c2eb4b7e5db96121 |
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font_02_sfnt_off0001389d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1389D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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