MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised CMS upload directories and disposable hosting, indicating a link farm designed for phishing or malware distribution. ClamAV and ML classifiers confirm its malicious nature, specifically flagging it as a phishing trojan. The embedded URLs suggest an attempt to redirect users to external, potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://autopratichesas.it/file/xodisikizoli.pdf In PDF document text
- http://yuha.be/_files/file/sogudikonajumowa.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/qb7ok8rnloug5v93dik1rab706/pezutekubizefotewus.pdfIn PDF document text
- http://fszhenjia.com/upfolder/e/files/20210527110810.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/df22767nac4v8urol70dj3886e/39965217274.pdfIn PDF document text
- https://giustofiori.it/file/nebanun.pdfIn PDF document text
- https://promise-land.com/upload/file/51924140873.pdfIn PDF document text
- https://brokenspoke.com/wp-content/plugins/super-forms/uploads/php/files/1af404cb4abf276faa3ec746bfbe590b/budoxivomasatiwibipobaw.pdfIn PDF document text
- http://klassn.com/ckfinder/userfiles/files/gutuwijopiruvovixerofomu.pdfIn PDF document text
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bc3654afa19---44467254416.pdfIn PDF document text
- http://ocbond.org/userfiles/files/lisevidutap.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae321abb638---51216512251.pdfIn PDF document text
- http://expresskaliski.info/file/feserunajikagenip.pdfIn PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/3bd7386c388cec0605e8f9be3530a48d/lerumamegunuzifiwapos.pdfIn PDF document text
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/d007f73555437ede97ea82b1c75212e6/55342962242.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afcbf453323---15460968423.pdfIn PDF document text
- https://decoveinvestment.com/userfiles/file/rozezotedanivebebajevu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=nmat+last+year+question+paper+pdfPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e96d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE96D | 5264 bytes |
SHA-256: 6761385589e56b870d3c0a95f291f59e2759a846970f31095c606067e569823f |
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font_01_sfnt_off0000fb38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB38 | 10892 bytes |
SHA-256: 3c1af3cb81d795a9f8a61783e6a43f6654a759c3b049d6b9241ca8ca5251a374 |
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font_02_sfnt_off00012011.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12011 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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