MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a phishing or malicious redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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 http://zhengfutz.com/v15/Upload/file/2021921148227898.pdf In PDF document text
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/161456f8e9d1b2---nikotarikelokexulowaso.pdfIn PDF document text
- http://darstin.com/userfiles/files/11391379035.pdfIn PDF document text
- http://hzbaoyan.com/images/upload/File/zuxixowavib.pdfIn PDF document text
- http://underbutter.cz/download/foto/wigupegobu.pdfIn PDF document text
- http://expnavi.com/sites/all/sites/default/files/file/47190182897.pdfIn PDF document text
- http://megalaserasia.com/upload///60292613657.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1612f2f6dc0e0f---wijakebubo.pdfIn PDF document text
- http://faw-asia.com/image/upload/files/78033996151.pdfIn PDF document text
- http://liga-stf.ru/i/upload/files/61991638327.pdfIn PDF document text
- https://majubesar.com/contents/files/jimagelodabuman.pdfIn PDF document text
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/16149651c357dc---juguson.pdfIn PDF document text
- https://doublehaircenter.com/upload/ckfinder/files/tilokasepatufugisib.pdfIn PDF document text
- https://www.carnesvarejo.com.br/assets/ckfinder/core/connector/php/uploads/files/ralugibawadopibapapenan.pdfIn PDF document text
- https://www.burnat-provins.ch/ck/ckfinder/userfiles/files/bewulujizulozevu.pdfIn PDF document text
- https://divanich96.ru/admin/ckfinder/userfiles/files/64085483557.pdfIn PDF document text
- http://rococosofa.com/files/files/fijun.pdfIn PDF document text
- https://beldapromosyon.com/calisma2/files/uploads/10613697381.pdfIn PDF document text
- https://arerp.kr/data/file///82908435742.pdfIn PDF document text
- http://texinpack.com/uploadfile/file///2021091816585273.pdfIn PDF document text
- http://banghetretruc.com/media/ftp/file/80410868194.pdfIn PDF document text
- http://aimecostruzioni.it/userfiles/files/pibedidalomubomuv.pdfIn PDF document text
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/1614cf191455db---10177124740.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=australian+birds+of+prey+in+flightPDF 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_off00013caf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CAF | 11112 bytes |
SHA-256: 7cdfea26b20c724c18c62a9072aff47c9364616f9051331bf75360569ed4adf9 |
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font_01_sfnt_off00015625.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15625 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00016e37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16E37 | 19680 bytes |
SHA-256: b7ec02a21d18f86470abb455deb85e50b67632e9a682321f68f3d838f56640ec |
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