MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, many of which point to disposable hosting and are likely part of a link farm designed to manipulate search engine results or distribute malicious content. ClamAV and ML classifiers also flagged this PDF as malicious, specifically identifying it as a phishing or trojan. The embedded URLs are the primary indicators of malicious intent, suggesting a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://lozipotod.ru/wix?keyword=student+exploration+calorimetry+lab+gizmo+answer+key PDF link annotation
- http://figuxovutofid.mygamesonline.org/dapepofol.pdfIn PDF document text
- http://zutelotojenexop.getenjoyment.net/my_english_book_class_4.pdfIn PDF document text
- https://zezazerin.weebly.com/uploads/1/3/1/8/131856191/fasazuvarowepuwup.pdfIn PDF document text
- http://seomagnat1.online/gaxupepileru7rnww.pdfIn PDF document text
- http://lelekelosutov.getenjoyment.net/linear_regression_spss_categorical_variables.pdfIn PDF document text
- http://excellent-spb.ru/nuwaxajejazodizetitixot9abze.pdfIn PDF document text
- https://nerapusu.weebly.com/uploads/1/3/1/4/131438180/taragerasomer.pdfIn PDF document text
- https://dovabobu.weebly.com/uploads/1/3/5/9/135978637/bugifezadek_wavovoj_maxitapinupato.pdfIn PDF document text
- http://ing-jobs-opportunities.com/35407456267xe3mp.pdfIn PDF document text
- https://zitakutuseg.weebly.com/uploads/1/3/5/9/135994262/zerepi.pdfIn PDF document text
- http://nikaold.site/what_is_an_ethical_dilemma_in_mental_health_nursingjcti7.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/4775e1c7-f207-4572-a431-d1430996b935/27946485641.pdfIn PDF document text
- http://kijonag.onlinewebshop.net/diccionario_de_dudas_y_dificultades_manuel_seco.pdfIn PDF document text
- https://s3.amazonaws.com/povelenavuviw/accu_chek_aviva_connect_bluetooth.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/09de67aa-f5b4-418a-9996-38dee23e1fe5/dbms_stats.gather_table_stats_example_partition.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/37443d6c-a602-462f-8e3e-1a0dc30e919d/91397901569.pdfIn PDF document text
- https://s3.amazonaws.com/nafibanefexex/retusuwipuzaxemutu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/07fa93fe-0f57-428a-84f9-60a80ac0916b/gunogokijararekorab.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/caf4babd-844c-4244-a820-2a21d80285f3/is_na2co3_a_strong_electrolyte.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c9f888fc-9992-4c6f-a168-4a929c84f661/bowotononapipudoba.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0e5e44f3-fe58-4ef3-a591-dbe5ba0d03ad/ronemirenalu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/da25af3e-67be-4e76-9bba-1b73ead8263e/how_long_do_lg_refrigerators_last.pdfIn PDF document text
- http://xazopufegi.onlinewebshop.net/daseruxivekugaket.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_off0000dd92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD92 | 6012 bytes |
SHA-256: 2e5ec7e2cb9b805c4990de5808bdf4daa24413c7f1cadbe604ecbcb95ecb93f5 |
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font_01_sfnt_off0000f210.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF210 | 10884 bytes |
SHA-256: cd43cb6150a41182ec3f0b93e3a321ee723dc750ea3aecf311ab69007f656848 |
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