MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting it functions as a link farm. These links likely lead to phishing pages or further malware downloads, aligning with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://sellerflows.com/wp-content/plugins/super-forms/uploads/php/files/a4cb9caade9dcd045059ddd69b2acb3f/womunutikapelepedisojap.pdf
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092f32c966cd---87699876516.pdf
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/160a2d7877b9d2---pipabamifas.pdf
- http://www.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/1608430a5a9a5f---xowipotobu.pdf
- http://gorisum.net/fckeditor/upload_file/file/98981045098.pdf
- http://adance0112.com/upfile/editor/file/sawerek.pdf
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160805878b4588---kebog.pdf
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098443251bc5---wakesotez.pdf
- https://dcimx.com/files/nojebikurenisuwavabowe.pdf
- http://aimic.com/userfiles/file/21975094784.pdf
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a61669c93e2---jeterobidonokarerepez.pdf
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16085d5fef14d6---ruluk.pdf
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160761ef3942ec---38733076760.pdf
- http://arcomproltd.com/userfiles/file/51908290869.pdf
- http://www.conectadoscomdeus.tv/arquivos/file/negeweju.pdf
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606da045dc1d8---45824259337.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/69hb1q56ilcr4a7mjt959mn5j1/13696411198.pdf
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160be5f5a67588---23357344167.pdf
- http://cuanhomkinhtoanthang.com/media/file/liwuzalotuwuj.pdf
- https://tigercabinetry.com/wp-content/plugins/super-forms/uploads/php/files/380128cfe7fd51c2fab7213adf8cb278/96732576963.pdf
- https://mziagroup.com/wp-content/plugins/super-forms/uploads/php/files/3qi898f3gdn38g3hb66r8clg46/fipit.pdf
- http://geose.ru/userfiles/file/kudajapiwaxuk.pdf
- https://777mto.info/contents//files/8069329362.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=gameguardian+parallel+space+lite
- 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_off0000e697.bin542bf3ab3858e12601cd7e2cf7833aa24fca822110dbd772060b0604561851c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE697 | 16784 bytes |
font_01_sfnt_off000111bd.bin8da9a422ca5db1cdec9c49debcf59c44d6967e0848866582780969f30d64044a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111BD | 10876 bytes |
font_02_sfnt_off00012aa6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AA6 | 16792 bytes |
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