MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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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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://jacksth.ru/wix?keyword=trigonometry+word+problems+worksheets+with+answers PDF link annotation
- https://cdn-cms.f-static.net/uploads/4419412/normal_60696f07df227.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4410443/normal_604d3199a701e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374857/normal_5fd1e0fa74412.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374852/normal_600ee7a9a436e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490720/normal_602c4693d691b.pdfIn PDF document text
- http://kirakexig.mypressonline.com/91162479630.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4366406/normal_5fcaab4723c0e.pdfIn PDF document text
- http://sarupunojupud.sportsontheweb.net/fitefujegubesixijodafuse.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412890/normal_6024f50b32527.pdfIn PDF document text
- http://doxisodezezaku.iblogger.org/zoxowewoxadonedajovejuja.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417207/normal_6059b5d3b6d13.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/bifadiwuwileji/wuzukap.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4be7ff47-0d6f-4b3a-acf2-a96253bc9993/what_are_the_modern_literary_theories.pdfIn PDF document text
- http://nogobixa.epizy.com/what_are_the_best_mods_for_star_wars_galaxy_of_heroes.pdfIn PDF document text
- https://s3.amazonaws.com/sagotomagin/reporter_job_vacancy_in_ethiopia_today.pdfIn PDF document text
- https://s3.amazonaws.com/xefejevife/justin_bieber_baby_lyrics_video.pdfIn PDF document text
- http://xinuxupenaze.epizy.com/gupam.pdfIn PDF document text
- http://bozuzosigakewa.rf.gd/50589779237.pdfIn PDF document text
- http://manuwakagekewu.onlinewebshop.net/vodakidapanoxiti.pdfIn PDF document text
- https://s3.amazonaws.com/bubodeliza/carson_dellosa_biology.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0057d11d-93cb-4885-b0cc-76ff38ef822b/fixubaxusawigesumoniwa.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://scripts.sil.org/OFLIn 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_off00010316.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10316 | 5720 bytes |
SHA-256: de793ec1444aea40cdf70d971d93d86a3bc003c28dcc2875256e5790a23c3961 |
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font_01_sfnt_off00011671.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11671 | 11764 bytes |
SHA-256: 9687f57a005cba5e5524a2b4fb64f4f5c9a555209f605b44f5e7f700c2516b84 |
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font_02_sfnt_off00013edd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EDD | 16072 bytes |
SHA-256: 4ce97752c8d1ed0b0302a1507788019c6b738cc3ee96ca273f61f92c287db7cd |
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