MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ClamAV and an ML classifier, exhibiting characteristics of a link farm. It contains numerous URLs pointing to various websites, including those hosted on compromised WordPress installations, suggesting a phishing or malware distribution scheme. The PDF structure and embedded URIs are indicative of an attempt to lure users to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.5466
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://synerhu.ru/uplcv?utm_term=android+camera+obs PDF link annotation
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/161413bec77d97---dopisevojodogurumulujone.pdfIn PDF document text
- https://dichvuhappyhouse.com/upload/files/vupagirimosenodu.pdfIn PDF document text
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613591a4656d3---jenufebakamofi.pdfIn PDF document text
- https://alley.52886.tw/uploads/files/mekutinilemijafufipibok.pdfIn PDF document text
- https://vidaleve.ind.br/ckfinder/userfiles/files/60132118612.pdfIn PDF document text
- http://arcomproltd.com/userfiles/file/gafepiwogivikelepewamalid.pdfIn PDF document text
- https://nationalshield-uae.com/userfiles/files/xixozaku.pdfIn PDF document text
- http://rovitek.com/userfiles/file/wazemubixuzigodawomeboj.pdfIn PDF document text
- http://tcgardening.com/userfiles/file/2021091602501073499.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613af3aa94444---fokufidadinejigosovasu.pdfIn PDF document text
- http://theponghop.com/upload/files/xapunubatokozejofepunetax.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/c33b1df94c9280e56522013a3ef3b18b/zixub.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/161419d81bb826---kiralokezemazatojajonijis.pdfIn PDF document text
- http://ei-windykacja.pl/upload/file/gusujaketopopu.pdfIn PDF document text
- https://xuantruongtech.com/images/ckeditor/files/nopodeje.pdfIn PDF document text
- http://flomojapan.com/upload/files/fijixemetejitirusozif.pdfIn PDF document text
- http://china-baby-clothes.com/d/files/detodotuzevipasomu.pdfIn PDF document text
- http://zhxndl.com/uploadfiles/files/52259733884.pdfIn PDF document text
- http://nutrizionisti.eu/public/thread/risorse/file/38280008760.pdfIn PDF document text
- http://saraya-shop.ru/upload/files/bafigej.pdfIn PDF document text
- http://dragoniresorts.com/userfiles/74947920060.pdfIn PDF document text
- https://argekaucuk.com/nbg/upload/files/78808936404.pdfIn PDF document text
- http://deforma.it/userfiles/files/59435793904.pdfIn PDF document text
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161371153acb30---12331734355.pdfIn PDF document text
- http://saint-party.com/media/file/46332162557.pdfIn PDF document text
- http://burmeseburmilla-allevamento.com/userfiles/files/gazared.pdfIn PDF document text
- 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_off0000e96b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE96B | 10508 bytes |
SHA-256: efac585ab7fdc80ebb8f5a71c276120de7f2f075fd415dc2c20cbd0a4ba109fb |
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font_01_sfnt_off00010148.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10148 | 20328 bytes |
SHA-256: 2ecabc62c2a9fee4c22333688fa290fe96fe2fae0190eef5fb2b9cc78f3c439d |
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