MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains numerous embedded URLs that point to various domains, many of which appear to be part of a link farm designed to redirect users. The presence of compromised CMS upload links further suggests malicious intent, likely for phishing or distributing further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://pistant.ru/uplcv?utm_term=moemon+emerald+randomizer+download PDF link annotation
- http://tunesistudio.eu/userfiles/files/2648840794.pdfIn PDF document text
- http://jingmingtai.com/filespath/files/20210904100435.pdfIn PDF document text
- https://niagarablock.com/application/webroot/userfiles/file/kotedi.pdfIn PDF document text
- http://schokozentrale.de/idata/votebezadovevamuxabuxovo.pdfIn PDF document text
- http://tomaszfilipczak.pl/userfiles/file/gesepobajabamenezezovisu.pdfIn PDF document text
- https://nacionalequipamentos.com/ckeditor/uploads/files/25643101825.pdfIn PDF document text
- http://domosplast.hu/files/file/jogijujisezid.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130dccd2b93f---paluzuvilolegezuzuwavaze.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e4fac05a51---54180719778.pdfIn PDF document text
- http://stattus.com/assets/file/punatawe.pdfIn PDF document text
- http://imobilestore.de/userfiles/file/35237232637.pdfIn PDF document text
- http://btsoft.vn/uploads/files/nibugexadomitobuloropon.pdfIn PDF document text
- http://chinawin-consult.com/userfiles/66929582892.pdfIn PDF document text
- http://thenext.pk/userfiles/files/bobelokizapedevijidisimaz.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161324cc9d346c---koduvuzosekukeboj.pdfIn PDF document text
- http://www.pratikchoudhury.com/fckimages/file/10287079430.pdfIn PDF document text
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/q0jm56dlv4dg8r0tusemd8mbpm/34079907732.pdfIn PDF document text
- https://iveducentar.com/uploads/assets/file/potifosefarugevivejezote.pdfIn PDF document text
- https://ev-owners.jp/userfiles/files/84704823159.pdfIn PDF document text
- http://johnmarzillier.com/ckfinder/userfiles/files/babefasopomulefagawafan.pdfIn PDF document text
- https://nazrabilisim.com/calisma2/files/uploads/95683358892.pdfIn 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://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_off0000cfcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFCF | 17188 bytes |
SHA-256: 530c67cb2250ff0f219f0aa5b12d5eb01fea193180bca4a298827cb0f50e07e4 |
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font_01_sfnt_off0000fcc1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCC1 | 10284 bytes |
SHA-256: 95feface1bf34ddc3a1d67633de3e3d41d69abfef5c0ca221fc846fef23e4b6f |
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font_02_sfnt_off000113d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113D8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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