MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file 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 a phishing or link-farming attack pattern. The PDF structure and embedded URLs are consistent with techniques used to redirect users to malicious sites, potentially for further exploitation or credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
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://irlanc.ru/uplcv?utm_term=water+for+bees+without+the+drowning+risk
- http://chanakol.com/ckfinder/userfiles/files/54876155361.pdf
- http://fotografieindex.nl/images/uploads/zerob.pdf
- https://gagiongvitgiong.com/ckfinder/userfiles/files/98534181130.pdf
- http://whuntex.ru/userfiles/file/5402973951.pdf
- http://boldogelet.hu/media/tusabugituwevubi.pdf
- https://12tiga.com/contents//files/92741307926.pdf
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607033362f053---fadegagebip.pdf
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c57c2615a4e---45797000872.pdf
- http://www.rolstoellift.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bac97037b69---mewum.pdf
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16125ff66244bb---36177484894.pdf
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b283f026b63---76936324615.pdf
- http://mobiliteit.nu/files/48056017702.pdf
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/160cdd92b353e4---nogimofilutimiborisukerim.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/ch86geqaki45e9ogi1t9v6slrn/zaxesasedepasikimen.pdf
- https://mimpishio1bet.com/contents/files/59638124756.pdf
- https://scalper.ir/data/files/file/57441268873.pdf
- http://tpdw.pl/userfiles/file/94794441363.pdf
- http://bike-aholic.com/UserFiles/file/99778795577.pdf
- http://natur-pet.cz/webpagebuilder/ckfinder/userfiles/files/84463817786.pdf
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16082b9af1a1c5---nimefobamaxokumepavezev.pdf
- http://hitecds.com/userfiles/file/pevivuvodotepek.pdf
- http://hongdacable.com/d/files/78469244306.pdf
- http://przychodnia-felinskiego.pl/uploads/editor/file/55404851392.pdf
- https://protechlighting.com/wp-content/plugins/super-forms/uploads/php/files/574946e89e7e7e851b92b0ae99d8df39/rererirebekupaxoj.pdf
- https://stadion-nsk.ru/ckfinder/userfiles/files/sanodukugofevebof.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_off0000d11a.bin3126850964843aaf8bc4e3e274bb89553e201c2b1dfe19dabeb502fdd97fdaba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD11A | 10996 bytes |
font_01_sfnt_off0000ea73.bin7e153df4b902dc3ac38c6fcf85082808498d38e819b44b85a6c9ce8bc3da6503 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA73 | 16612 bytes |
font_02_sfnt_off0001152e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1152E | 16792 bytes |
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