MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was identified as malicious by a machine learning classifier and ClamAV, flagging it as a phishing trojan. It functions as a link farm, containing numerous URLs pointing to compromised CMS upload directories. These links likely serve as lures for phishing attacks or to distribute further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/dusu10og0bd8iadou5hgr6e953/fekuribobokevuliguw.pdf In PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/9682faa68518ba435dff609bd90c93ba/1016111391.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cf27e4b9c9---wapifikugum.pdfIn PDF document text
- http://bmhs1963.com/clients/7/72/7286fd37811b7a5dece6e69924e4d5ab/File/nesoku.pdfIn PDF document text
- https://refour.eu/wp-content/plugins/super-forms/uploads/php/files/95b196c3317c189221e5333e33eefd9e/76674386858.pdfIn PDF document text
- https://hyundainhapkhau.vn/upload/files/mepap.pdfIn PDF document text
- http://kor-ra.ru/UserFiles/file/xiguworivezoziwolosonomox.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160894dcb8df6a---81560327070.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607b4ceb54ade---kiwodu.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088011fb783d.pdfIn PDF document text
- http://www.lauricedale.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc1c8d043e---84737761264.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/ae6655b5c8b16eabd18d9550dbb3a211/xegeronitanixemoz.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607b8a4e95ae9---pisivaju.pdfIn PDF document text
- http://canvangdientu.com/images/file/fewijiwosu.pdfIn PDF document text
- https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/1185d56212b953fa172b3f191886f1d6/fukuzewegix.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fae87d1a78---93207976074.pdfIn PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/160af945a447c4---89293034941.pdfIn PDF document text
- https://rkdestate.com/userfiles/file/gumuwiza.pdfIn PDF document text
- https://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160dc09510d9ce---pozisatexabumaba.pdfIn PDF document text
- http://mppscstudy.com/admin/usercontent/file/52475933725.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e84679489eecd6badf35b1ccb66069d3/18239931238.pdfIn PDF document text
- http://planbmedia.hu/files/tojavaluduvi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=taylor+swift+lover+google+drivePDF 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_off0000dbb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBB7 | 17120 bytes |
SHA-256: e24eda1da3e8b434d51c5d11a9592f5055ea8781a56dc6be7cc27be43e7317a5 |
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font_01_sfnt_off00010891.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10891 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000120a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120A8 | 10652 bytes |
SHA-256: 28fd7dea2c4300695dd99b81d7e979e2c70b9e84e41a1c3053bec15d7d34c40c |
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