MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. It contains a link farm with multiple URLs, including one that uses a "utm_term" parameter suggesting a phishing or malware distribution lure for 'lightroom premium full preset apk'. The presence of multiple links on compromised CMS uploads and disposable hosting further supports a malicious distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://archism.ru/uplcv?utm_term=download+lightroom+premium+full+preset+apk PDF link annotation
- http://portaldeaquidauana.com.br/ckfinder/userfiles/files/33743422080.pdfIn PDF document text
- https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/70d2b9a9c28daa9790ff2d206d2989df/gowugogujozetezu.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614176b637d8b---tuzizowewelamezowamilisun.pdfIn PDF document text
- http://posicert.com/upload_fck/file/2021-9-11/20210911182337106697.pdfIn PDF document text
- http://sloplast.com/userfiles/files/juwaxevituganadesupiri.pdfIn PDF document text
- http://giaexploring.it/userfiles/files/vefefijelirewuja.pdfIn PDF document text
- https://ddnepal.com/assets/userfiles/files/movurofunelaxag.pdfIn PDF document text
- http://suachuaspa.com/upload/images-content/files/mafodaronopavikizusexofi.pdfIn PDF document text
- http://kondicionery-shodnya.ru/upload_picture/file/19935762342.pdfIn PDF document text
- http://slbreakingnews.com/ckfinder/userfiles/files/lumafumobolib.pdfIn PDF document text
- http://teplorium.su/userfiles/file/zizidugelekuv.pdfIn PDF document text
- https://garnizone.com/userfiles/file/75530323879.pdfIn PDF document text
- http://dekogard.net/deko/veri/_files/xiduxukoketilizonoxa.pdfIn PDF document text
- http://drivescuolaguida.it/userfiles/files/81936603217.pdfIn PDF document text
- https://salvatoredivilio.it/userfiles/file/75483537081.pdfIn PDF document text
- http://ophirtonhotel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd01baac7c---32454399831.pdfIn PDF document text
- http://rayocazar.com/images/elfinder-1.1/files/file/zubekijikovixofire.pdfIn PDF document text
- https://wilocom.ro/ckfinder/userfiles/files/gumegonozobotawizu.pdfIn PDF document text
- http://scales-center.com/shop/fck_file/file/36165520512.pdfIn PDF document text
- http://www.salpasafarit.fi/tiedostot/files/radoxemakesikonatejuduke.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142153cc8c37---ziganuvetuvefexewefekakax.pdfIn PDF document text
- 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_off0000f00a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF00A | 11224 bytes |
SHA-256: 5f27bb9bac3e4c000a5d2e05fe4a3599580b9791bc36f76ac10647c51549a976 |
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font_01_sfnt_off00010a00.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A00 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012212.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12212 | 18252 bytes |
SHA-256: 6e5cfe7634ae577ec280000c412fccc1150e2b6a99596e7bd6bee91f0bc93250 |
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