MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to numerous domains, many of which are either compromised CMS uploads or hosted on disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly support its malicious nature. The embedded URLs suggest a tactic of directing users to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://itps-group.com/uploadfiles/file/tixinejoluvix.pdf In PDF document text
- http://www.nachtruhe.info/up/files/96122060655.pdfIn PDF document text
- https://irisapp.cn/uploadfiles/fckeditor/20210904/file/16307182351017.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/86e4ddcd1c6573ae0b34b7ba6906c92e/72967577893.pdfIn PDF document text
- https://alicantea.centralcms.cloud/galeria/files/21248022503.pdfIn PDF document text
- https://nezamirekhaseafoods.com/userfiles/file/55655114490.pdfIn PDF document text
- http://vimbark.sk/editor_uploads/files/9073150882.pdfIn PDF document text
- http://9meclinic.com/ckfinder/userfiles/files/gidijupusasolategakikesa.pdfIn PDF document text
- http://aicpwdosaeast.com/ckfinder/userfiles/files/24421488301.pdfIn PDF document text
- http://www.tiendadelbordado.com/ckfinder/userfiles/files/62670404749.pdfIn PDF document text
- http://decaldankinh.net/upload/files/34137419514.pdfIn PDF document text
- http://thebookmarkcafe.com/uploads/files/rumigaxixifugu.pdfIn PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/1614393b6c69f8---56584987829.pdfIn PDF document text
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/321893e2bba210ce65e0b089c0d616b3/30811043258.pdfIn PDF document text
- https://tunguoilon.tunhua.vn/ipp/images/uploads/files/womofere.pdfIn PDF document text
- http://www.jokilaaksonratsastajat.fi/file/zumolitugon.pdfIn PDF document text
- https://tfsroanoke.com/home/tfs/public_html/new/ckfinder/userfiles/files/17603230999.pdfIn PDF document text
- https://megatekspb.ru/sites/default/files/uploads/tezemumunenalavitolus.pdfIn PDF document text
- http://favourtec.com/attachment/file/kuzuzobevezulukebopix.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/161326730dc70b---38905603172.pdfIn PDF document text
- http://ccsctda.com/ckfinder/userfiles/files/20210905_193217.pdfIn PDF document text
- http://peter-crooks.com/userfiles/file/20365608494.pdfIn PDF document text
- https://groupburuemas2.com/contents/files/5026913189.pdfIn PDF document text
- https://postelezmasivu-praha.cz/ckfinder/userfiles/files/jilekorabexedofud.pdfIn PDF document text
- http://ceraunavoltapizzeria.it/userfiles/files/nivanutigopumolar.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=mirc+chat+for+androidPDF 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_off0000d5b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5B3 | 19372 bytes |
SHA-256: 82d75410927fd3f62e175cd80c5c260872c781eae54368ee4665ede92381411a |
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font_01_sfnt_off000108a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108A9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000120c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120C0 | 10220 bytes |
SHA-256: 86d57199b8115cbdd9c1f29191baa356ee392d6bc00478464b4e47c4585270da |
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