MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is identified as a malicious PDF by multiple heuristics and a machine learning classifier. It contains numerous external links, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a phishing or trojan distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://driscollandgibson.com/images/edit_images/file/8259122711.pdf In PDF document text
- http://atiksigorta.com/files/48533283396.pdfIn PDF document text
- https://royal-art.pl/uploads/userfiles/files/nukuxanularomojew.pdfIn PDF document text
- http://sanitaerprofi.ch/fckeditor/editor/images/file/wozodisudumukezaxasutaz.pdfIn PDF document text
- https://ctapigroup3.com/contents//files/kibaxosixepemu.pdfIn PDF document text
- http://csc0311.com/userfiles/file/20210713152048_1ez6gh.pdfIn PDF document text
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/nejljgkdr1hsq2qebt97qv25v5/94477385443.pdfIn PDF document text
- http://teamwork-poetschke.com/ckfinder/userfiles/files/64167730640.pdfIn PDF document text
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/2177385a4fd76e4a1a75ba01531b6381/40685221741.pdfIn PDF document text
- https://www.sacict.or.th/ckfinder/userfiles/files/meferakonezo.pdfIn PDF document text
- https://cal.lighting/wp-content/plugins/super-forms/uploads/php/files/f438a7d74f07697c2f7f847cc88ab605/pokitiriletibomij.pdfIn PDF document text
- http://dishandspoonproductions.com/ckfinder/userfiles/files/86528557981.pdfIn PDF document text
- http://teplospectr.ru/images/files/valuperozigiwi.pdfIn PDF document text
- http://olympiad-bigben.ru/ckfinder/userfiles/files/kazakuredetovo.pdfIn PDF document text
- https://gestionarival.com/userfiles/file/31128175916.pdfIn PDF document text
- http://changwontour.kr/FileData/ckfinder/files/20210902_11C5351C02953DAE.pdfIn PDF document text
- http://bige.vn/uploads/userfiles/file/85542165927.pdfIn PDF document text
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/7s6cd36c7mga9i4ktcvmtfttfq/98053704851.pdfIn PDF document text
- http://www.siposferenc.hu/html/18623040509.pdfIn PDF document text
- https://eminenceconstruction.ca/viking1/uploads/files/98834884733.pdfIn PDF document text
- http://lohs69.com/clients/82366/File/25109754943.pdfIn PDF document text
- http://cybernet.asia/UserFiles/File/pakozuxozazaza.pdfIn PDF document text
- https://dorfadvertising.com/ckfinder/userfiles/files/pogofakuzu.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160ccecd0d0134---rukejula.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=quotidien+d%27oran+archive+pdfPDF 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_off000145ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145EA | 22188 bytes |
SHA-256: bf8db2ea6c8c865b2771d142d4acdc154d228efa4a48ec789567fc8b03d0d4d2 |
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font_01_sfnt_off00017e1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17E1B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00019632.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19632 | 10764 bytes |
SHA-256: 51d3424d08c3c556c3de8e4cd1cd91c22ae5e60533bb1bdb61f3e3b5f010fc8f |
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