MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file contains a large number of external links, many of which point to compromised WordPress upload directories. The ClamAV detection 'Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0' strongly suggests a phishing or trojan distribution intent. The file's structure as a link farm on potentially compromised or disposable hosting further supports this malicious purpose.
Machine Learning
- Nyx PDF Classifier suspicious score 0.2938
Heuristics 5
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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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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://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb1666f0ab---palasedati.pdf In PDF document text
- http://liily.jp/upload/file/20210725122844.pdfIn PDF document text
- https://micast.de/wp-content/plugins/super-forms/uploads/php/files/oiut6cpenob7qj5cqbj9p0pv1j/56860897578.pdfIn PDF document text
- http://c2mag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bf60c901aa---96017989257.pdfIn PDF document text
- https://www.gasserbush.com/wp-content/plugins/super-forms/uploads/php/files/6570da27faa5be8552aca473b518be93/49611374689.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/4fj9kl0ito4kfbsb9j3o9ab5e1/98813091647.pdfIn PDF document text
- http://verdantnorwich.com/clients/3/30/306756bb587dffcd11ca74610d845a16/File/katanuvedilolujamujan.pdfIn PDF document text
- http://champagne-marc-chauvet.com/images/files/fozupikipevopuxala.pdfIn PDF document text
- https://tedvandergulik.nl/userimages/file/72296547334.pdfIn PDF document text
- http://brezov-gaj.si/uporabnik/file/nexinamalopamovagov.pdfIn PDF document text
- http://www.publicitymailing.ie/wp-content/plugins/formcraft/file-upload/server/content/files/16099185eceb8c---84060359507.pdfIn PDF document text
- http://caribsplash.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c6bf91b4223---31983398807.pdfIn PDF document text
- https://traonguoc.vn/wp-content/plugins/super-forms/uploads/php/files/t9rka0bd8i3e221efp280pras4/jumatebusoruludo.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e45053c5f44---dixilijagaxanuza.pdfIn PDF document text
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080710a66812---wonuzujaxubagazikupup.pdfIn PDF document text
- http://nmglyxx.com/userfiles/file/boxibefixolopigub.pdfIn PDF document text
- http://romanakladatelstvi.cz/userfiles/file/63212103272.pdfIn PDF document text
- https://jmtours.co/aym_image/files/dilelapuzubax.pdfIn PDF document text
- https://valubil.com/public/uploads/cms_file/cms_files/laneruguwobutabexofavixav.pdfIn PDF document text
- https://etimes.mn/uploads/files/piligamojafixofimaja.pdfIn PDF document text
- https://triptoboloyfoundation.org/editorsfiles/files/zukeno.pdfIn PDF document text
- http://ptsound.com/plugins/ckfinder/userfiles/files/85546598095.pdfIn PDF document text
- https://vannordenvastgoed.nl/userfiles/file/37372566894.pdfIn PDF document text
- http://ombs.ru/uploads/files/vaxumudazidap.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=relationship+between+morphology+and+syntax+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001203c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1203C | 19792 bytes |
SHA-256: 2ad5e60f9b568fa46761ae8004741d748273f706d9c4b252bdf1ab7ef01c9cb7 |
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font_01_sfnt_off000153da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x153DA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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