MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It contains numerous embedded URLs that form a link farm, with several pointing to compromised WordPress uploads or disposable hosting, suggesting an attempt to redirect users to malicious content. The presence of 'utm_term=fake+android+location' in one URL suggests a potential phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://nguyenvanhuongloc.vn/app/webroot/files/images/pages/files/nalarufokuxadenug.pdf In PDF document text
- http://ibrahimalsada.com/pics/file/mudejulijomisad.pdfIn PDF document text
- https://augsburger-dartliga.de/uploads/file/54929750905.pdfIn PDF document text
- http://el-master.ru/userfiles/file/79862334989.pdfIn PDF document text
- http://riverhouse.at/pcms/content/file/mavuzibagupumimosetupeg.pdfIn PDF document text
- https://merohamro.com/ckfinder/userfiles/files/pufudediwubev.pdfIn PDF document text
- https://traveletrust.com/basefile/traveletrustcom/files/96152112909.pdfIn PDF document text
- https://www.iieng.org/editor/ckfinder/userfiles/files/nijevokejunupomidek.pdfIn PDF document text
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613838c289305---12364660638.pdfIn PDF document text
- http://rogersdesignhouse.com/uploads/files/dixinemasezisuxerugewu.pdfIn PDF document text
- http://cuacuonbinhduong.com/upload/files/fubalubegufimu.pdfIn PDF document text
- https://skillmapmagazine.com/ckfinder/userfiles/files/zogufarowivivarikajojax.pdfIn PDF document text
- http://tobn56.com/UpFiles/file/10921399712.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/493b3e46397b71eb733d3760831e4684/19551816607.pdfIn PDF document text
- http://www.hon-ro.hu/userfiles/files/64127106623.pdfIn PDF document text
- https://natatourism.com/userfiles/files/bosufesagofut.pdfIn PDF document text
- http://mrtowing.ca/Lawyers/userfiles/file/40816026536.pdfIn PDF document text
- http://gfb.it/upload/fck/file/vezut.pdfIn PDF document text
- http://telecycling.info/files/file/19416694219.pdfIn PDF document text
- http://chinalabware.ru/d/files/vuleg.pdfIn PDF document text
- http://connect-event.fr/ckfinder/userfiles/files/279370313.pdfIn PDF document text
- http://wadsoda.com/UserFiles/File/54067755846.pdfIn PDF document text
- https://silverbirdmarketing.com/pages/images/file/63177288011.pdfIn PDF document text
- https://dailyhondaotomientay.com/upload/files/43663182874.pdfIn PDF document text
- https://solener.info/ckfinder/userfiles/files/tokonuvuderijagurumujiw.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/ca3a6ea0237c96efc154c341b0db02a1/45392927987.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=fake+android+locationPDF 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_off0000de0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE0E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f620.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF620 | 17852 bytes |
SHA-256: e1ab4539ad7713deb541d0c35b15e65d2f8a7f7d03d155545d57895d79e2aaf5 |
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font_02_sfnt_off000124dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124DD | 10264 bytes |
SHA-256: c0a23f4251f391ed483305b8c7354233d620718142ce47799c432f8c0f9c1e2e |
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