MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Several heuristics point to the document being a link farm, with numerous URLs hosted on potentially compromised or disposable domains. These links likely lead to phishing sites or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://alpha-cp.com/userfiles/file/zefejutiwekusofukepudud.pdf In PDF document text
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a6f5b34f77---69399254341.pdfIn PDF document text
- https://holcom-solar.com/webroot/img/files/95965384612.pdfIn PDF document text
- https://sbsoftware.ro/admin/userfiles/file/doxajazetisegavesipetidig.pdfIn PDF document text
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/18b89d303badf3dc123cab8ff78c7c5f/lojilogabakot.pdfIn PDF document text
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/31dfe91e9b0f432956e6269c4cc7c549/nizefanekite.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/sv4euegqjlgmgu0qg6afiajgqs/mevojevatijunujom.pdfIn PDF document text
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/5187716758ca4dd42005d13be76c68dd/gekulafekaliraneseb.pdfIn PDF document text
- http://krevue.cz/UserFiles/File/durabemumi.pdfIn PDF document text
- http://caytrong.vn/Images_upload/files/18892649038.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/3ab1f9f0794968e07b38699115d3953f/87152654001.pdfIn PDF document text
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/98odtlhm7cu96gflt9g5o7ufei/lilowinakibavir.pdfIn PDF document text
- http://ivankotov.ru/img/lib/file/tezabafafa.pdfIn PDF document text
- http://ontsgoi.shop/uploads/files/lomorunivatiwufupeti.pdfIn PDF document text
- http://tencanpowder.com/d/files/posavalavi.pdfIn PDF document text
- https://music-group-store.com/upload/files/jurejenofibupanipu.pdfIn PDF document text
- https://k-newsletter.com/ckupload/files/xoserowavawid.pdfIn PDF document text
- http://drapikowski.pl/uploaded/fck_files/file/womeposizudi.pdfIn PDF document text
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607210ad34b64---lexesade.pdfIn PDF document text
- http://vektorma.ru/uploads/assets/file/89687521957.pdfIn PDF document text
- http://asokmontridental.com/userfiles/file/83843286629.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=pdf+software+free+downloadPDF 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_off0000da48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA48 | 10344 bytes |
SHA-256: 0474e41ee02670917a4905b501623d751a58687fdf61aacb659022b336219143 |
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font_01_sfnt_off0000f1dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1DD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000109ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109EF | 17000 bytes |
SHA-256: a123b142e08003b5dc166c05a2c0b23c0f5f3b29cb2ec0f396b19dc0740dae68 |
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