MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to distribute malware or conduct phishing. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs, such as 'https://nipisod.ru/strik?utm_term=behringer+xenyx+1202+fx+manual+pdf', are likely used to redirect users to malicious content.
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://nipisod.ru/strik?utm_term=behringer+xenyx+1202+fx+manual+pdf PDF link annotation
- https://vaxofawaz.weebly.com/uploads/1/3/2/6/132682661/kasezipebexu_jibugama_sijakiwox.pdfIn PDF document text
- https://sefositudixe.weebly.com/uploads/1/3/4/5/134524400/zivugiwowotil.pdfIn PDF document text
- http://kononameve.mywebcommunity.org/big_data_architecture_framework.pdfIn PDF document text
- http://tatuxuvoziparu.mywebcommunity.org/african_bank_loan_application_form.pdfIn PDF document text
- https://wenabavur.weebly.com/uploads/1/3/1/3/131379405/xazoni-rofufexakijulo-butunupowab-zukofojemob.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4486346/normal_5fdb54db23e84.pdfIn PDF document text
- https://gukilebulasule.weebly.com/uploads/1/3/2/6/132682884/08dea38b5d.pdfIn PDF document text
- http://wilozobugo.iblogger.org/wolf_oven_self_clean_time.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4392868/normal_604fcc9d57a63.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4475219/normal_5ff1d37b53068.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4370052/normal_5fcef81b75d73.pdfIn PDF document text
- https://gajerekore.weebly.com/uploads/1/3/5/3/135327587/xuzamoxidisajul.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://febuzoremasovev.epizy.com/lotesoretizibiwev.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8fad4ee8-94bc-4cdb-b38e-672e3f58d210/95356959811.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c3a7a1fd-f475-4fef-a520-03907bc48109/dobosadofor.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0fe48d0c-d56b-40cb-a5d7-eadbb512b6f4/balboa_spa_control_pr_code.pdfIn PDF document text
- http://vunonam.atwebpages.com/cours_d_anglais_franais.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7befd005-4955-46bd-9557-4eee8a9afa11/duty_to_god_cub_scouts_bear.pdfIn PDF document text
- http://guneginumo.rf.gd/fuxuwodo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9afdf28f-3f0f-4366-9f8b-a9acaa18cf5f/how_to_prepare_for_net_exam_in_commerce.pdfIn PDF document text
- http://vogapodidojuguf.myartsonline.com/briquette_making_business_plan.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/44854bdf-ff39-4ac6-a7b4-c05936f3d3bc/306390333.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/37505d45-5508-45c3-a1bd-ab21692d2333/realtek_audio_driver_free_download_for_windows_7_64-bit.pdfIn PDF document text
- http://zarorabezogug.rf.gd/ursula_little_mermaid_monologue.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_off000106ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106EE | 5824 bytes |
SHA-256: 89613f1c54dd93000973bd854a96f34eb7070a5456993cb276c73f82f400ed70 |
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font_01_sfnt_off00011ab1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AB1 | 10928 bytes |
SHA-256: e5fdef8026a06e62170f5ee3b0b8a5d694401ab4972e8e52d2b49a2171998a11 |
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