MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS upload directories or disposable hosting, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous external links strongly supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://comobrew.com/newsite/images/user_uploads/file/4173401036.pdf In PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1607e37884e3c1---xodutozegewi.pdfIn PDF document text
- http://lhs1965.com/clients/880801/File/65409467193.pdfIn PDF document text
- https://phoenixturkey.com/upload/ckfinder/files/36295535298.pdfIn PDF document text
- https://akrmedia.no/ckfinder/userfiles/files/40508693652.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/gv2cp062jfujrl21924a1qiq57/48187435698.pdfIn PDF document text
- http://tuanayapim.com/rsm/files/xilasutimunezapisoz.pdfIn PDF document text
- https://vialivonica.eu/userfiles/files/zuzariviludoxiwuvoru.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16077c6f8e7705---pevitusigu.pdfIn PDF document text
- http://aucoindeshalles.fr/menu/file/29285241466.pdfIn PDF document text
- http://abwcrainhwy.com/uploads/files/12072431801.pdfIn PDF document text
- https://steklo-shik.ru/userfiles/file/liwesekakadiz.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160bb9ba47d6c7---xolekusesijifig.pdfIn PDF document text
- https://amiablediamonds.com/wp-content/plugins/super-forms/uploads/php/files/d18fa24245924bd993309d8c49ca6aa0/59999896713.pdfIn PDF document text
- http://skylineidaho69.com/clients/c/c7/c7306e0a9cc1d421caefa9c307ca601f/File/dadikikoj.pdfIn PDF document text
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/nt14agh0dlqletas2a0sl0nd97/wanotibibexire.pdfIn PDF document text
- http://merlegdoktor.hu/tmp/lasinoneg.pdfIn PDF document text
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/e1816b14c79e432024330b2329f001df/piwerikexurug.pdfIn PDF document text
- https://bmw-zona.ru/uploads/file/xigizifol.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/c3c0f87bc71d32855508376089b6abea/woxevere.pdfIn PDF document text
- https://royal-art.pl/uploads/userfiles/files/6300324254.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/29768214b55e52fd56ba8dcb2a232e0d/80889834380.pdfIn PDF document text
- https://instalacje-elektryczne.net/ckfinder/userfiles/files/9056915957.pdfIn PDF document text
- https://vyrukrc.lt/userfiles/file/mifefufemutasoxopeg.pdfIn PDF document text
- http://krukewittfarms.com/userfiles/file/wolifofuminefekovi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=supply+chain+management+isPDF link annotation
- 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_off0000e73f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE73F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ff56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF56 | 10888 bytes |
SHA-256: 4b60a060a6d1d97cf61b3cfafb7cd2d9adb80507c5afaaedd82e164d231c0a56 |
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font_02_sfnt_off0001185b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1185B | 16180 bytes |
SHA-256: b98b113e77fddec474a3bad928b8828f8af4dbb0780b37b5176f16931510fb76 |
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