MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://akgoz.zemta.com/uploads/files/daluvedejikulokolo.pdf In PDF document text
- https://ingatlansos.hu/images/userfiles/file/50826440252.pdfIn PDF document text
- http://hurtowniagrafit.pl/userfiles/file/govabum.pdfIn PDF document text
- https://tanhoaphat.vn/userfiles/file/gukajuxuwerobojife.pdfIn PDF document text
- http://bayanairag.com/uploads/userfiles/files/71788118180.pdfIn PDF document text
- https://nezrenweb.com/calisma2/files/uploads/dilabegepuluwoveledif.pdfIn PDF document text
- http://arnoldbolingbroke.com/ckfinder/userfiles/files/90782869449.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/202a90e3bdced0a8056220947402db78/poruxe.pdfIn PDF document text
- https://nikken-engineer.jp/export/sd205/www/jp/r/e/gmoserver/8/6/sd0748886/nikken-engineer.jp/fckeditor/upload/file/diwepu.pdfIn PDF document text
- http://www.veslovani-vsb.cz/soubory/file/zegirufaxavojulijejonen.pdfIn PDF document text
- https://moyaexpresss.com/ckfinder/userfiles/files/7802285455.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614f4adc6f3e3---munewezutovefixugafo.pdfIn PDF document text
- http://fuhua.tumujike.com/assets/upload/files/202109011548199255.pdfIn PDF document text
- http://ingmontagna.com/userfiles/files/samufu.pdfIn PDF document text
- https://nazrabilisim.com/calisma2/files/uploads/23259926093.pdfIn PDF document text
- http://vucert.vn/uploads/files/62466590177.pdfIn PDF document text
- http://dokumsuzgec.com/userfiles/files/musosarukomunutufura.pdfIn PDF document text
- http://chizclean.ru/files/fck/file/dazikozavawasukewawulave.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/16173251da5f00---43676977728.pdfIn PDF document text
- https://heritran.vn/uploads/news_file/45862877905.pdfIn PDF document text
- http://stjconsulting.it/userfiles/files/6245776986.pdfIn PDF document text
- http://joyearland.com/ckfinder/userfiles/files/kinarotopavogoritasew.pdfIn PDF document text
- http://victoryelectricalsupply.com/ckfinder/userfiles/files/dijonadofojijevatumam.pdfIn PDF document text
- http://cellesekorea.com/ckupload/files/44572673745.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/5bhJmFgkeCE/uplcv?utm_term=hallelujah+salvation+and+glory+honor+and+power+he+is+wonderful+lyricsPDF 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_off0000d467.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD467 | 17424 bytes |
SHA-256: 8089e79bf8408069aeacb457570c198b7a845c03cc93f1d56be27d2a214a69ea |
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font_01_sfnt_off000101f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101F7 | 11384 bytes |
SHA-256: 7fada2a7d22d40fab50b1a677b1847f3f82bd49984510d69881492030aaf6ed0 |
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font_02_sfnt_off00011c95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C95 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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