MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.007 JavaScript
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to compromised WordPress sites and other disposable hosting, suggesting it functions as a link farm to distribute malicious content or phish for credentials. The presence of JavaScript, though obfuscated, indicates potential for further malicious actions beyond simply hosting links.
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://nomylo.ru/uplcv?utm_term=hallelujah+on+keyboard PDF link annotation
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160709de0cca18---rusomuvawufifavotiwixitaj.pdfIn PDF document text
- https://karapinarinsaat.net/userfiles/upload/file/27160328539.pdfIn PDF document text
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/ea42305eea6dc9b7540ad363a2a6da71/78380988350.pdfIn PDF document text
- http://amctop.com/board_data/editor_img/file/202105130156.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/160983043ded76---redibopuzawipat.pdfIn PDF document text
- https://www.parkgest.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc523c9e85---sogifabogoni.pdfIn PDF document text
- https://www.rogierstoel.nl/wp-content/plugins/super-forms/uploads/php/files/k575le8vmouqsdlni5ct7i8jvf/61186091532.pdfIn PDF document text
- http://air-ned.com/uploads/files/nazesorubonomazipisumosu.pdfIn PDF document text
- http://jiuxingchaoshi.com/uploads/file/30124224347.pdfIn PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/04a32f09d1dff0cb9995b9fdc3a0e430/8100462694.pdfIn PDF document text
- http://okmarin.ru/userfiles/file/gomenowirigomu.pdfIn PDF document text
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609f986d67646---rekopudejokibe.pdfIn PDF document text
- http://sad-azov.ru/wp-content/plugins/super-forms/uploads/php/files/4099524b17a1d9cf1f7851b07cd0dacb/refomevelexonodanelorumat.pdfIn PDF document text
- http://ebslang.net/_UploadFile/Images/file/17090504166.pdfIn PDF document text
- https://micast.de/wp-content/plugins/super-forms/uploads/php/files/536269hn4b1h45j1e9bh9s18ta/fotademiv.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
- 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_off0000bd52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD52 | 4832 bytes |
SHA-256: 623c1114aa6216f2012199d4f82607788770cdb1ee86a8e2a9161d3e78677238 |
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font_01_sfnt_off0000cdb0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDB0 | 10404 bytes |
SHA-256: 8c046571f3da937ff540c87dddaca85b0f08f930033ae265dca1698b4ae6b8ae |
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font_02_sfnt_off0000f111.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF111 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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