MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Multiple heuristics identified the PDF as a link farm pointing to compromised websites and disposable hosting, suggesting it's designed to redirect users to malicious content. The embedded URLs, such as 'https://crewmak.ru/uplcv?utm_term=shadow+fight+2+apk+mod+android+1', are likely part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9933
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://crewmak.ru/uplcv?utm_term=shadow+fight+2+apk+mod+android+1 PDF link annotation
- http://eapver.com/upload/ckimg/files/202109100733171182.pdfIn PDF document text
- https://www.rapn.ru/ckfinder/userfiles/files/keloruw.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/ij3m38eijmtsm6vej35tiv8b70/58934190149.pdfIn PDF document text
- https://testpensija.bankai.lv/ckfinder/userfiles/files/dewibojenetopokusi.pdfIn PDF document text
- http://gerastar.com/userfiles/file/lutubat.pdfIn PDF document text
- http://evolutionchonburi.com/userfiles/files/10944233628.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135818848c52---rifuxenexulubegitobol.pdfIn PDF document text
- http://xn--b1adcbbai1bezln.xn--p1ai/content/File/13371643360.pdfIn PDF document text
- https://www.alugutader.fr/ckfinder/userfiles/files/tujurapemim.pdfIn PDF document text
- http://diysmart.net/userfiles/file/57660001551.pdfIn PDF document text
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/16135361a324ef---mobagupoxekonofinefoviza.pdfIn PDF document text
- https://aviatroglo.fr/IMG/file/webarakixojuwanemabadid.pdfIn PDF document text
- http://yujinpharma.com/upload/files/kosalelosinuzuxajegegefi.pdfIn PDF document text
- http://selfmadefilms.nl/userfiles/files/viganuda.pdfIn PDF document text
- http://www.etoiles-recrutement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613489cce12c0---fejoseritasifolegiruk.pdfIn PDF document text
- https://kligi.viart.lt/ckfinder/userfiles/files/puzimu.pdfIn PDF document text
- http://gotoippc.com/ckfinder/userfiles/files/86576025984.pdfIn PDF document text
- https://brahmagnanam.org/fck_uploads/file/71794652304.pdfIn PDF document text
- https://petrovsky14.ru/docs/files/duvijanosaromikisisi.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1612fe825c038c---nojudimipamulafus.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/rhvuu1m3i21tkeqa5rs6d9f3ms/jawuretexaz.pdfIn PDF document text
- http://oldmotorsclub.com/files/file/sojurozogi.pdfIn PDF document text
- https://leise.ru/admin/ckfinder/userfiles/files/nobijebuvoturowufu.pdfIn PDF document text
- https://aradmissions.com/ci/userfiles/files/97518795319.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b8d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB8D0 | 20160 bytes |
SHA-256: 27fb531ed97e757ea2d203b66f347cf3814a0e37728f217c6d8e3ef544198255 |
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font_01_sfnt_off0000ebe1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBE1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000103f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103F2 | 16756 bytes |
SHA-256: 79233c251beeaacc6628cb87f766d7c975fb26272e4d05c67e4563578e8a1f48 |
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font_03_sfnt_off00011be8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BE8 | 11024 bytes |
SHA-256: 1d96582859dd631bd4302e706ce94236e0930783a03503d799c30842cb32a38d |
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