MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains multiple embedded URLs, with one specifically appearing as a search result for a technical topic. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for link farms, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to redirect users to malicious sites for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://xajibur.ru/award?keyword=firewall+configuration+in+network+security+pdf PDF link annotation
- https://buwulikifem.weebly.com/uploads/1/3/4/5/134583505/7385603.pdfIn PDF document text
- https://cdn.sqhk.co/vifamepupib/fheZAPR/rival_gears_racing_download.pdfIn PDF document text
- https://cdn.sqhk.co/nilamemiw/ijDPfa9/droid_factory_galaxy_of_heroes.pdfIn PDF document text
- http://raisinslabs.club/loseserzlfm.pdfIn PDF document text
- https://vudeberas.weebly.com/uploads/1/3/3/9/133997553/3990905.pdfIn PDF document text
- https://cdn.sqhk.co/sadirurafixi/eLj8ixm/53208281473.pdfIn PDF document text
- https://cdn.sqhk.co/pixafosabow/8pqRC7M/carnival_ring_toss.pdfIn PDF document text
- https://linerebe.weebly.com/uploads/1/3/0/8/130813546/vavetijavisejajuxela.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470977/normal_603bd822bc379.pdfIn PDF document text
- http://idealica-ufficiale.site/pokekotanuxak7oleh.pdfIn PDF document text
- http://chebsvet.ru/mekebifutiperigivoxosedop4ogbv.pdfIn PDF document text
- http://helplnstagramcontact5087423.com/download_wechat_for_pc_latest_versionwhkfk.pdfIn PDF document text
- https://wabiwuwisurukim.weebly.com/uploads/1/3/2/6/132682822/wapaxef_gexutadegib.pdfIn PDF document text
- https://merebidoso.weebly.com/uploads/1/3/4/3/134344951/f96b46.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386334/normal_6033b4e51efae.pdfIn PDF document text
- http://healthit.space/50252974820gpuej.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403537/normal_5fd0e7679570f.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/kozibowisenatu/juxif.pdfIn PDF document text
- https://3b044092-e341-4c69-a8e2-52b14fc1865f.filesusr.com/ugd/370021_101d781200174f86bc8274059c9774e0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/devuxuzejozam/jomolibesew.pdfIn PDF document text
- https://748e6e98-33e2-4bd1-95aa-01ea3505a154.filesusr.com/ugd/704f6c_dc1baedab7a14c24891aeb98111ec787.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/povelenavuviw/idsa_guidelines_clostridium_difficile_2018.pdfIn PDF document text
- https://s3.amazonaws.com/fefurorobumi/bodies_that_matter_wikipedia.pdfIn PDF document text
- https://b81e1767-bb0d-4562-9f98-cfef66859bb1.filesusr.com/ugd/b48b60_88763a1423e6414397a0c7b86507a7b4.pdf?index=trueIn PDF document text
- https://438c9214-13ba-44a2-8469-a4c97ff43377.filesusr.com/ugd/5d46a0_8b40bb37f1814a39971d2428f1567ede.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/geradi/what_is_the_s.t.o.p._strategy_for_refusing_drugs.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f8e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8E5 | 5536 bytes |
SHA-256: 47c2728a398808952d16ef12f9560a6ff7fd062154e86677f76ad8187d116381 |
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font_01_sfnt_off00010be9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BE9 | 10412 bytes |
SHA-256: 30869b5a2259949bc417ba7b08289080f371ebd85c65d49f6107030897a2de79 |
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