MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded links pointing to compromised WordPress sites, indicating a phishing or SEO poisoning campaign. The ML classifier and ClamAV detection strongly suggest malicious intent, classifying it as a phishing trojan. While no scripts were explicitly extracted, the nature of the embedded links and the detection results point towards a malicious document designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
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 https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b81234a5d58---jamosimigewoxonukuxeli.pdf
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/160af962048fe3---64275269580.pdf
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/5g0r26644mbq34t596o7q4rtr3/10278415508.pdf
- https://maloneslandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608528975f7a5---60394488882.pdf
- http://kath-kiga-bw.de/bilder/berichte/file/33629985193.pdf
- https://robertbah.si/files/file/1775228336.pdf
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/16078632cd2e1c---dujizexukapumojiwekuruzi.pdf
- http://3sdent.com/upload/files/gawipitikuvotewimele.pdf
- https://vansuloi.com/uploads/userfiles/file/10955395398.pdf
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/sbo266stga5n58cf1vikkf9v33/gibor.pdf
- http://payassistinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f8804f3eb0---vidijis.pdf
- http://petukmahaaaraj.com/userfiles/file/jodoremevumojul.pdf
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/1e2de7cebedf0475857db4454955ec68/98387555311.pdf
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084370e29538---zirivitopo.pdf
- http://thedewakohchang.com/image/upload/File/5702695885.pdf
- http://okzawidow.pl/img/upload/files/65684986161.pdf
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1606ef4389487c---64453305580.pdf
- https://caravanandre.it/wp-content/plugins/super-forms/uploads/php/files/c14d1f43fa55133b02cfc95aba4ad361/lawireradidezabiwiraw.pdf
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/4jc4ib8lou2ol2egi3b84idph6/wabexinalikaniterigikajan.pdf
- https://nada70.org/userfiles/file/46810399414.pdf
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fed32a2732---67054063577.pdf
- http://jrmhandling.nl/upload/file/68866129221.pdf
- https://next-engineering.com/userfiles/files/zofeditovu.pdf
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160bfe5614c6cd---ropuredaniwuwomiju.pdf
- https://wilsonbarrera.com/inicio/wp-content/plugins/formcraft/file-upload/server/content/files/1608b2e4b3259c---16010118909.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=wizardry+labyrinth+of+lost+souls+ps4
- 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_off00010e41.bina44cd6089f2c8591185a533992c41fecefb2cbb5b3016c0252befb24b310e68f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E41 | 17300 bytes |
font_01_sfnt_off00013b3f.bined2b2ec390b78ab34503ec90cb991f83aace3d17f634757934d208ec5d0a8737 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B3F | 10948 bytes |
font_02_sfnt_off00015465.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15465 | 16792 bytes |
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