MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, with a significant portion pointing to disposable hosting and potentially malicious domains, as indicated by the 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The embedded URL 'https://jumiwimov.ru/wix?keyword=carrier+programmable+thermostat+manual+0441' is a primary indicator of this malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://jumiwimov.ru/wix?keyword=carrier+programmable+thermostat+manual+0441 PDF link annotation
- http://robolab.one/repair_ez_go_golf_cart_chargermeqtl.pdfIn PDF document text
- http://whysmall.space/kimbella_vanderhee_naked9l6j2.pdfIn PDF document text
- http://amsidgi.xyz/zavic_prueba_psicometrica_manualeery7.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/7ef3736c-83e5-4efe-83b6-f9ed76a4a1b6/89349454058.pdfIn PDF document text
- https://e72deea9-3c4d-48de-8429-d2e8e2d5d9b3.filesusr.com/ugd/68b2df_c6189c5ec90643909edde019b0620ac7.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/gezizefefififa/community_service_award_certificate_templates.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/be9311b7-8625-4413-9b26-c96192e4a513/how_to_make_a_dragonfly_drawing_step_by_step.pdfIn PDF document text
- https://s3.amazonaws.com/bevekizadoxuj/iphone_app_store_pour_android_uptodown.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/55728609-d48e-45f3-9140-4eecbb400c1a/tp-link_av600_wpa4220_powerline_wifi_extender.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9ad4cacd-44f6-4db2-9ec5-338f2bf59463/witofagigoweserarepabejuf.pdfIn PDF document text
- https://f6ce3cfb-f922-470c-9e0e-eaf724001b0e.filesusr.com/ugd/defcb2_58b28a04282547448f0e220b7fccb630.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/8614a76c-fb0d-497c-a777-50f732175e3f/vudidarujejapivup.pdfIn PDF document text
- https://s3.amazonaws.com/fujadabez/youth_football_drills.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/000c0ab4-fcfb-42dc-8403-0b8da1ac02ca/93352371642.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/354716df-51db-45d1-96af-91b215255845/will_there_be_a_blood_bowl_3.pdfIn PDF document text
- https://s3.amazonaws.com/kegovev/kundli_pro_app_for_android.pdfIn PDF document text
- https://s3.amazonaws.com/lorifawuvawot/artificer_artillerist_guide.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1650cb57-7b86-4c18-abcb-9b02d9a50205/shark_euro_pro_sewing_machine.pdfIn PDF document text
- https://s3.amazonaws.com/petuzutemixuvod/seattle_goodwill_donation_guidelines.pdfIn PDF document text
- https://s3.amazonaws.com/rozebofukixus/pajigatunibemilif.pdfIn PDF document text
- https://s3.amazonaws.com/wupagivoz/11118710575.pdfIn PDF document text
- https://19972ee8-34f0-4900-8009-9f590161cd02.filesusr.com/ugd/64db51_1aab303971bc4743841435ff61580c8d.pdf?index=trueIn 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off00012c79.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x12C79 | 23304 bytes |
SHA-256: 8cf72519583c39b9b2f7c10b2559593d8ea1bcde6fd7a99c84f80a29bfa92e7b |
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font_00_sfnt_off0000f2f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2F4 | 5560 bytes |
SHA-256: 2fb8482d80f1311e9840b4debe002b62d1f182220a6fbc21fd4315527ff19d0b |
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font_01_sfnt_off000105b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105B5 | 11416 bytes |
SHA-256: 401257dcfeafabc38776b9d915f2b6d63ca95f93f26ebb7246a4855e2aeab1b6 |
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