MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains a large number of external URIs, many pointing to domains flagged as link farms on disposable hosting, suggesting a phishing or malware distribution scheme. The presence of multiple compromised CMS upload links further supports this. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 6
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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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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://garglob.ru/uplcv?utm_term=the+book+of+life+movie+streaming PDF link annotation
- https://cdmsig1.com/ckfinder/userfiles/files/gedamuxedujife.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e0719d4400---vusaki.pdfIn PDF document text
- http://truhlarstvisollner.cz/data/file/fogunawerebemoxuvugofiwa.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/54f791d965dc65e79dcee1dd32f77b5c/jigolipupamebafu.pdfIn PDF document text
- http://csc020.com/userfiles/file/20210909164553_ha2cmg.pdfIn PDF document text
- https://valgott.com/images/userfiles/file/65625690369.pdfIn PDF document text
- https://sainaudit.mn/File/gozitubene.pdfIn PDF document text
- http://ccsl.asia/files/pasowed.pdfIn PDF document text
- http://golfproradost.cz/webpagebuilder/ckfinder/userfiles/files/43736219059.pdfIn PDF document text
- https://rsvforum.com/userfiles/file/suwidinokopofora.pdfIn PDF document text
- https://webmenuplus.com/images/file/18853798741.pdfIn PDF document text
- https://hijaustabilo.com/contents/files/81238614773.pdfIn PDF document text
- http://openendrep.com/userfiles/files/79086259822.pdfIn PDF document text
- http://sitoad.com/bbqjoekey/files/202109122029146315.pdfIn PDF document text
- https://preciseenergygroup.com/media/mafogofadime.pdfIn PDF document text
- http://ms-krmelin.cz/app/webroot/files/files/78839224802.pdfIn PDF document text
- http://mertcelikkapi.com/userfiles/file/jafibekerudonib.pdfIn PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/83cae945ccd09f17cd6d9ad024153b36/dusopafosomirujumezul.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613edf0fe65d5---38717294831.pdfIn PDF document text
- http://aquatherm-graz.at/files/69927257989.pdfIn PDF document text
- http://js-space.de/userfiles/file/vonixirujagika.pdfIn PDF document text
- http://sushiyaslo.com/uploads/files/bekexavegemotud.pdfIn PDF document text
- https://samajsutra.com/userfiles/files/88017489240.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_off0000e150.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE150 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f967.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF967 | 10920 bytes |
SHA-256: 706eafa0ba6d92d4b922caf58c1dddcb1252131cd3cd44615e2f7107d9c6809e |
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font_02_sfnt_off00011290.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11290 | 17812 bytes |
SHA-256: 37b7094b7557ce40e4a418316e4086cbc712fbd550e74cec2539ef4d5c4ea301 |
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