MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. Heuristics indicate the document functions as a link farm, directing users to multiple external URLs, some hosted on compromised CMS uploads. The presence of numerous unknown URLs suggests a phishing or scam attempt, aiming to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://smsenerji.com/resimler/files/24000794777.pdf In PDF document text
- https://millersexpress.com/userfiles/file/24280472800.pdfIn PDF document text
- http://vaonhaphatphap.com/images/uploads/files/madokijodagibudumoxokub.pdfIn PDF document text
- http://seoulgreeter.com/userData/board/file/77684566339.pdfIn PDF document text
- http://35ct1.com/images/ckImageFiles/files/pafofebonaxodubusekunokes.pdfIn PDF document text
- http://kite-surf.sk/files/sigube.pdfIn PDF document text
- http://pnalog.ru/images/file/45815154541.pdfIn PDF document text
- http://coumert.com/images/file/jenufa.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16132f40b0ac32---fezojasolijelenisokejijiv.pdfIn PDF document text
- http://aurora-c.jp/files/files/dumeramubunisitepuvojut.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/a3ok22f8d7uc57g8oguid1d366/nitifawivupilitususum.pdfIn PDF document text
- http://banner-ever.com/ckImg/files/tubomo.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/fp2gj38dei3d2u4kj7i8dornnc/femirusenif.pdfIn PDF document text
- http://iccjsc.vn/images/uploads/files/sabagu.pdfIn PDF document text
- http://jd6618.com/jd6618/file/2021-9/file/LwpCms2021_09_07_11_02_11_5858.pdfIn PDF document text
- http://dighakanchaninternational.com/FCKeditor/file/weboputoradebi.pdfIn PDF document text
- http://dsagco.com/Upload/file/zogotuwasizimabadi.pdfIn PDF document text
- http://artetendasud.it/userfiles/files/11071354918.pdfIn PDF document text
- https://renhedc.com/uploads/files/202109071053051966.pdfIn PDF document text
- http://2m-m.eu/userfiles/files/30196948764.pdfIn PDF document text
- http://manegedebuitenwijck.nl/uploads/file/47491033113.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/29374383197.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=how+to+update+to+android+7PDF 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_off0000b5ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB5EC | 10396 bytes |
SHA-256: 1896f4ca697aadd43d658767d133dcc545414c917876168fb751203c9ab5fad7 |
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font_01_sfnt_off0000cd99.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD99 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e5ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5AB | 16324 bytes |
SHA-256: e9e0999eb33a1214415064ea4a14ec19fec872d9b2875cf25de01316c1c4dc5f |
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