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 0.9992
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/strik?utm_term=asus+soundmax+audio+driver+windows+7+32+bit+download PDF link annotation
- https://static.s123-cdn-static.com/uploads/4384039/normal_5fe0603ed0abb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485001/normal_604fe0f1a1ad7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480155/normal_601830fdd8c46.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387226/normal_60082dc07128f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482631/normal_6018e6a9c3588.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4369501/normal_5fe23f8f73908.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://d8acad56-eb9a-42d1-a06c-a695c5b02328.filesusr.com/ugd/0ad6c7_438dae44490d4d50a3448b9abc8b19f0.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ddac15bf-e819-4f6e-aa59-aeb1f0c32ed9/bunker_hill_security_36_led_solar_security_light_instructions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b5426ed4-ff9d-4274-bca7-a90071d995fd/kenmore_water_softener_repair_service.pdfIn PDF document text
- https://979cd01f-16ea-4d2c-b189-234964c95597.filesusr.com/ugd/d4c4cf_24fba1760d5e45868c28ff22ea2fe666.pdf?index=trueIn PDF document text
- http://bowudizukeb.epizy.com/kibanezigusexosenap.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10d6f684-4626-4def-9236-fff7ac8dbf5b/54691247395.pdfIn PDF document text
- https://86908e24-11f3-43a1-9346-bf531f45ee0b.filesusr.com/ugd/97493d_5fbf8810deec49ad8a4bf1eeb1664821.pdf?index=trueIn PDF document text
- https://73856814-13bb-4d44-aeaf-752cce6ba6bd.filesusr.com/ugd/a0d21a_200ab3aa5bdf4077adf35508e69d2b28.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/0404993e-7c1d-43a6-95b2-99c1d8161874/kidde_smoke_alarm_manual_10y29.pdfIn PDF document text
- http://zadizufosa.rf.gd/area_of_triangle_using_sine_worksheet.pdfIn PDF document text
- http://modunatotuw.epizy.com/percentage_increase_decrease_word_problems_worksheet.pdfIn PDF document text
- http://joboberunora.rf.gd/93774174139.pdfIn PDF document text
- https://c6926203-1eb9-401e-9afa-11f61f201807.filesusr.com/ugd/685707_46059f0cb36044e9a9d7aacd4c3d3141.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3596d17c-954b-40f6-a1ea-a543f7fdad19/taco_bell_toasted_cheddar_chalupa_nutrition_info.pdfIn PDF document text
- https://550dfcec-0280-4316-a0d5-68b74a7a20b9.filesusr.com/ugd/f59309_1e849681e7304004a73954097b7d3da6.pdf?index=trueIn PDF document text
- https://95115bc7-74e8-4406-9c5a-15d8488655f5.filesusr.com/ugd/b81754_2ff2ae849133492894e7e41a748389cd.pdf?index=trueIn PDF document text
- https://6754c94d-8795-460a-880d-d127bb37d4d4.filesusr.com/ugd/2383dc_6ec3a405520b40e3acdbcb0d0dc54c15.pdf?index=trueIn PDF document text
- http://fetufebutegiv.rf.gd/biodegradable_materials_list.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_off00011f06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F06 | 5696 bytes |
SHA-256: 63356538d9032f9317d11a32aa53e2cdad77ea47962bc82370680b197f372497 |
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font_01_sfnt_off0001326b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1326B | 11548 bytes |
SHA-256: b9d8c7aca336ec8d0e0f6b56595d3a0d8ef318aa596be2a6f6df71e0bec18af8 |
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