MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous external links, a common tactic for phishing or distributing further malware. Heuristics indicate it's a link farm on disposable hosting, and ClamAV detected it as a phishing trojan. The ML classifier also strongly flagged it as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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=the+rugged+individualist PDF link annotation
- http://ajeah-intl.org/fck_image/file/sidomakogopikulixo.pdfIn PDF document text
- https://raptiherbal.com/ckfinder/userfiles/files/86981043072.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/cdbkmt1404vr5npaa1p2remipi/95461491716.pdfIn PDF document text
- https://floraplant.gr/FCKeditor/userimages/file/87267138454.pdfIn PDF document text
- https://nocrime.cntwn.org/ckfinder/userfiles/files/98654580461.pdfIn PDF document text
- http://studiotecnicodama.it/userfiles/files/dokazutog.pdfIn PDF document text
- http://aotwresort.org/ckfinder/userfiles/files/89736362152.pdfIn PDF document text
- https://bikeid.net/ckfinder/userfiles/files/40465994311.pdfIn PDF document text
- https://nullemont.fr/nullemont/ckfinder/userfiles/files/46608449042.pdfIn PDF document text
- http://freetourscadiz.com/ckfinder/userfiles/files/todevafekobajedip.pdfIn PDF document text
- https://ceccargiurgiu.ro/userfiles/file/xabam.pdfIn PDF document text
- http://poliinc.com/upload/files/wedowexifebaku.pdfIn PDF document text
- http://amunt.madteam.net/ckfinder/userfiles/files/linadugaziwekola.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/dujafenipig.pdfIn PDF document text
- http://haciogullari.com/depo/sayfaresim/file/bozulidemuri.pdfIn PDF document text
- https://ikincielinmak.com/upload/ckfinder/files/muxujezukabomimoxatov.pdfIn PDF document text
- http://superfishinglewood.com/uploads/files/3080555570.pdfIn PDF document text
- http://pogologistics.com/ckfinder/userfiles/files/37496906659.pdfIn PDF document text
- http://hotstamping.pl/files/file/75027079919.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/161508a760fdf4---48215517629.pdfIn PDF document text
- http://windmill-bv.com/userfiles/files/domusonivob.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/ii8s6bs3g23uc6lfa4t0kho9p3/wefalixa.pdfIn PDF document text
- http://motolargo.pl/userfiles/file/fugodusabak.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/46572781772.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_off0000daf6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF6 | 18948 bytes |
SHA-256: c3df2bbcf70e70aa4d0750ee3ac1caada7896a3fc8519d869de471185fe381ee |
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font_01_sfnt_off00010cd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CD1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000124e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124E8 | 10536 bytes |
SHA-256: 374e4550a5526222f47f3cd1313dd2ca6312efeba262f0e02b94fcc7cada4667 |
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