MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the document functions as a link farm, directing users to multiple external URLs hosted on compromised CMS upload storage and disposable hosting. These links likely serve as a lure for phishing attacks or to download further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://ietc-oman.com/userfiles/files/lotitezirikawibakuja.pdf In PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/05cfac1a4aa2448a47e3027a3cc63317/bavuva.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f88f1b6ee2---puvepudujowe.pdfIn PDF document text
- http://www.ondebiz.com/userfiles/file/1117609716.pdfIn PDF document text
- http://sensitiva.fi/UserFiles/File/48368936418.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613add589388c---94274412613.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/006368680f49dcb2b116d0cf19165bcf/8747965188.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613f11059379c---43319924350.pdfIn PDF document text
- http://zerosquareonline.com/file/76413007759.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/dsmpqebo9ga9gn28hs9pu6050k/siludokawabe.pdfIn PDF document text
- http://ksiclubbiz.ksiclub.org/svnprojects/DHD/Source/images/files/tagoziwibupowubisopobat.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139a31095c12---jexesagowomimozoxub.pdfIn PDF document text
- http://www.ap-arte.ro/fckupload/file/40100051903.pdfIn PDF document text
- https://www.sibirprokat.ru/ckfinder/userfiles/files/jotonazamutafazamub.pdfIn PDF document text
- http://konferencii.org/web/uploads/assets/file/41781400319.pdfIn PDF document text
- https://beldaoyun.com/calisma2/files/uploads/vemosewafuxi.pdfIn PDF document text
- http://www.gieskestukadoors.nl/ckfinder/files/files/xixobiropoxasijobok.pdfIn PDF document text
- https://cambodiadriverservice.com/userfiles/file/kawofinogoketagoxup.pdfIn PDF document text
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/0f66cc06bec25c408f23b584fd856264/25822236423.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/0ee07d1444a4ab3b80e59652d63261c4/85452617030.pdfIn PDF document text
- http://thetestmag.com/userfiles/files/guwalokejug.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16132d2e01b0f7---86169505992.pdfIn PDF document text
- https://thebillionbottom.com/business_school/uploads/file/39976216648.pdfIn PDF document text
- http://xszhuhai.com/uploadfiles/files/31602830837.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=watch+prison+break+season+5PDF 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_off0000dfdb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFDB | 10784 bytes |
SHA-256: 5a04b70213c0fe1978cb9f2bd784f3add7d5ff6ffe67b51993a37b5df64689dc |
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font_01_sfnt_off0000f883.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF883 | 17456 bytes |
SHA-256: 8d388fab9eb361df8ceec9f322b96e7db71cc4a77920e465ab33e6f55a8fb8a0 |
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font_02_sfnt_off00012616.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12616 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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