MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics indicate the PDF acts as a link farm, directing users to multiple disposable domains and potentially compromised WordPress uploads. The embedded URLs and the nature of the heuristics suggest a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://bilafafafa.com/shopadmin/upload/files/mojomavenuperezi.pdf In PDF document text
- http://stilistspb.online/public/files/uploads/files/kirag.pdfIn PDF document text
- https://theurbanthinktank.com/files/vuraburanidavutitilulewu.pdfIn PDF document text
- https://www.serwkom.pl/plugins/ckfinder/userfiles/files/gededudubegine.pdfIn PDF document text
- https://ags-car.60km.com/upload/files/41044707434.pdfIn PDF document text
- https://razredna-nastava.net/files/63185234920.pdfIn PDF document text
- https://altinhediyeler.com/calisma2/files/uploads/kibugikedanezovadujese.pdfIn PDF document text
- http://gidromall.ru/img/uploads/file/buzodikilazogaxapikipen.pdfIn PDF document text
- https://jetaime-shop.dvsportbg.com/files/90608480353.pdfIn PDF document text
- https://digireg.es/upload/vasojajoxabematowifos.pdfIn PDF document text
- http://bugskin.org/userfiles/file/45557998390.pdfIn PDF document text
- http://skncn.com/u/files/ropakuroxafoxagal.pdfIn PDF document text
- http://ieltsadd.ir/cache/fck_files/file/famokajorojugaxegubaj.pdfIn PDF document text
- http://iehyun.com/editorupload/file/94273061566.pdfIn PDF document text
- https://tlproduct.com/userfiles/file/70994400893.pdfIn PDF document text
- http://tns-china.cn/editor_upload_image/file/telosimuzok.pdfIn PDF document text
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612f9a5e5600e---52043180334.pdfIn PDF document text
- http://elosc.com/upFile/file///ITX202109011258084738.pdfIn PDF document text
- https://abcoegypt.com/userfiles/files/vebale.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/161314aa6c9b7d---85237657093.pdfIn PDF document text
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133187903adc---xanomezu.pdfIn PDF document text
- http://taiwan-tsai.com/upload/files/gefupolapov.pdfIn PDF document text
- https://fuze-pay.com/ckfinder/userfiles/files/45082082012.pdfIn PDF document text
- http://www.loockuniformes.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/161322d6482429---timaxafasanokikar.pdfIn PDF document text
- https://howardsteeves.com/wp-content/plugins/super-forms/uploads/php/files/8143e311e7cd7f2406898925db942cdc/podivafaxasirulas.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=how+to+get+mms+messages+on+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_off0000dcc9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCC9 | 17708 bytes |
SHA-256: 92af83bd1e53a6b32980698021b4740d9c8059f3309746fa243b23172f214513 |
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font_01_sfnt_off00010a91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A91 | 10620 bytes |
SHA-256: c2ab48bc45b23ddb6949b4b83519766d76545b8108d4129cc2c91b16676ce470 |
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font_02_sfnt_off000122ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122AB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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