MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many pointing to disposable domains and potentially unrelated content, indicating a link farm or SEO manipulation tactic. ClamAV detected this file as Pdf.Phishing.Trojan, and ML classification yielded a high probability of maliciousness. The embedded URLs suggest a phishing or content distribution scheme, possibly related to the 'nursing care plans' search term.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://trafffi.ru/123?utm_term=nursing+care+plans+diagnoses+interventions+and+outcomes+ebook PDF link annotation
- https://site-1237762.mozfiles.com/files/1237762/rubixirazejage.pdfIn PDF document text
- https://cdn.sqhk.co/pumevigatare/iNXijhi/ancient_battlefields_today.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4478134/normal_5fef824257324.pdfIn PDF document text
- https://cdn.sqhk.co/bejomewuv/bCgdhgj/10471402888.pdfIn PDF document text
- https://site-1171887.mozfiles.com/files/1171887/strikers_1945_ii_psx_rom.pdfIn PDF document text
- https://cdn.sqhk.co/rinilafexowi/BjeChdp/39501188997.pdfIn PDF document text
- https://tigidejuremu.weebly.com/uploads/1/3/4/5/134502839/3955210.pdfIn PDF document text
- https://cdn.sqhk.co/wetilusogaki/fkjaCha/nba2k20_locker_codes.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421062/normal_5fe56b5c3b807.pdfIn PDF document text
- https://cdn.sqhk.co/feketukadoz/ggfjjik/the_triple_entente_vs_the_triple_alliance.pdfIn PDF document text
- https://cdn.sqhk.co/rewazexi/j7jhbhf/hidden_agenda_definition_and_examples.pdfIn PDF document text
- https://cdn.sqhk.co/kixagixupo/jbiagfD/61015161485.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4494868/normal_5fe64e549784f.pdfIn PDF document text
- https://fefufivakelazi.weebly.com/uploads/1/3/0/7/130739222/9468686.pdfIn PDF document text
- https://cdn.sqhk.co/fedijadika/af37DSz/capture_the_flag_book_trailer.pdfIn PDF document text
- https://cdn.sqhk.co/zolokike/Q7jihgS/19217066691.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4389805/normal_5fd6a15b5c6bd.pdfIn PDF document text
- https://bogekivusuwi.weebly.com/uploads/1/3/4/6/134604255/1811722.pdfIn PDF document text
- https://site-1172435.mozfiles.com/files/1172435/39563889022.pdfIn PDF document text
- https://xuxedujuwa.weebly.com/uploads/1/3/5/3/135345360/zovulorajikowajuvok.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB36 | 5508 bytes |
SHA-256: a68a7469d681e48165085da0d55d50484456a6068ebda752c2776bd5deb52528 |
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font_01_sfnt_off0000fddb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDDB | 11252 bytes |
SHA-256: 24830d35e099a3ccf81f27392e918af00ffd4204ff559feb4ce59401cedc06c1 |
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font_02_sfnt_off00012432.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12432 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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