MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous URLs, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to potentially harmful content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://lanegarrett.net/userfiles/file/tubebubojiwumotabirenutu.pdf In PDF document text
- https://abandassociates.com/ckfinder/userfiles/files/58838557191.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/fed28dc11e1740463ac80b706958cfde/mopaneluv.pdfIn PDF document text
- https://directorvincentchow.com/fck_filemanager_upload/file/tudepozaxamagopemegu.pdfIn PDF document text
- https://mallncart.com/userfiles/files/pedulibaliluxo.pdfIn PDF document text
- https://www.domaine-boussard-chablis.fr/ckfinder/userfiles/files/70719064308.pdfIn PDF document text
- http://luijkzonwering.nl/image/file/nimejux.pdfIn PDF document text
- http://physio-praxismitte.de/userfiles/kewuzojuvirotegabig.pdfIn PDF document text
- https://baoholaodong24.com/userfiles/file/vaxovuzusegakiselumaxaw.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/63ao1dfd6nt19df03nvavlmvt7/76319773131.pdfIn PDF document text
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/161636e8887091---fomawisezaleguzobobagatin.pdfIn PDF document text
- http://www.zav-mito.si/wp-content/plugins/formcraft/file-upload/server/content/files/1613334d05ea37---57959279950.pdfIn PDF document text
- https://zweefvlieg.net/userfiles/file/96478500698.pdfIn PDF document text
- http://ultraljud.nu/bild/files/sirojolesiguw.pdfIn PDF document text
- https://marwaautorepair.com/nbloom/fckuploads/file/89573245181.pdfIn PDF document text
- http://peaceinsrilanka.lk/ckfinder/userfiles/files/wufik.pdfIn PDF document text
- https://ietc-oman.com/userfiles/files/54095938917.pdfIn PDF document text
- http://constantemail.com/userfiles/file/1631987256gasibixiwafibu.pdfIn PDF document text
- https://hainutedecopii.eu/ckfinder/userfiles/files/jubizapojovivo.pdfIn PDF document text
- http://ecovn.vn/uploads/news_file/disaxuko.pdfIn PDF document text
- http://rracc.com/file_media/file_image/file/bovalutawafivos.pdfIn PDF document text
- http://princeverma.in/uploads/files/63119106999.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=gmat+test+questions+and+answersPDF 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_off0000e0fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0FE | 10736 bytes |
SHA-256: a1f70a728bad756e7926b62bce952bb5e864c06eff7fff75376de21de02271c4 |
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font_01_sfnt_off0000f988.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF988 | 19204 bytes |
SHA-256: 92e2b1470f88910b9e8ae429eb01275c4489ffc231ed02363acf242bec32308b |
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font_02_sfnt_off00012a41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A41 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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