MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9993
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://kuzutuzo.ru/award?keyword=single+molecule+cellular+biophysics+pdf PDF link annotation
- https://static.s123-cdn-static.com/uploads/4369508/normal_5fcfeb1b7a8aa.pdfIn PDF document text
- https://xukonupuzifig.weebly.com/uploads/1/3/4/6/134621954/4732048.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4447640/normal_5ffd085d843bf.pdfIn PDF document text
- http://wigageturuv.mywebcommunity.org/mubig.pdfIn PDF document text
- https://kogusixotitijib.weebly.com/uploads/1/3/4/6/134692341/c6c43375f5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4465250/normal_6040e131c2e4d.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4402724/normal_5fe205642a5e8.pdfIn PDF document text
- https://fuwefepitebu.weebly.com/uploads/1/3/4/7/134709748/nodepuzige.pdfIn PDF document text
- http://lafutib.sportsontheweb.net/anemia_kekurangan_zat_besi.pdfIn PDF document text
- https://namazowofurap.weebly.com/uploads/1/3/4/3/134372349/kaxenebete-riminikasig-rubusuxejefe-fakuvokul.pdfIn PDF document text
- https://lekomuge.weebly.com/uploads/1/3/4/7/134773229/1086645.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://wonanikapudidak.atwebpages.com/cant_access_my_wd_my_cloud.pdfIn PDF document text
- http://tuxefovibipudun.epizy.com/drudge_retort_vs_drudge_report.pdfIn PDF document text
- http://fepoxojosatomu.epizy.com/kesenibelileweboke.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b2ef457f-b863-4707-96d2-ccb8cee2ff12/kinojigajid.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/892cce80-85b9-43bc-9750-bc8b1a531761/architecture_technical_drawing_book.pdfIn PDF document text
- http://daxevetefixidaj.epizy.com/77470646230.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1a4dfbc0-9fe1-4f58-a10d-295f8c809648/dadinoxijenukeluse.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/02df92a2-6da3-464f-b7fd-794f3aa7a9e3/14570312187.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a07199a9-a386-484c-98bd-ad15a9525e7b/35245958124.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2e22c403-7c48-4c88-9125-f4a25957c69f/what_is_ethics_education_in_nursing.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7cf51a4f-d11a-4651-8e0a-bd2cff5b4fca/pathfinder_npc_codex_trove.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b5efa5c6-9bb6-4f75-a720-f337ca35b637/1817977194.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2b19d790-1f19-4a2a-8c62-fe266ed06dbb/is_python_good_for_financial_modelling.pdfIn PDF document text
- http://xekabotiwuker.atwebpages.com/adenitis_mesentrica_en_nios.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_off00010ff6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FF6 | 5912 bytes |
SHA-256: d6f309915c75a20e360d4eb51bd4ef8769dd012d85b8916294d6a75053aa017c |
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font_01_sfnt_off000123ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123EF | 11504 bytes |
SHA-256: 4f1405e09d1a29532fcf14ac035f2b0c77ba8faf362eff6a82dee46fe7dbc0c0 |
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