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 0.9991
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://zajinet.ru/wix?keyword=chemthink+ionic+bonding+worksheet+answer+key PDF link annotation
- https://sixojidolox.weebly.com/uploads/1/3/0/8/130814042/9518401.pdfIn PDF document text
- http://xulikugo.iblogger.org/furuvugusago.pdfIn PDF document text
- http://rawapob.22web.org/suelo_arcillo_arenoso.pdfIn PDF document text
- https://jetukuzimol.weebly.com/uploads/1/3/2/6/132695660/muroven.pdfIn PDF document text
- https://titamifafipife.weebly.com/uploads/1/3/4/3/134315234/585535cb4.pdfIn PDF document text
- https://cdn.sqhk.co/worekoxe/bifjbgj/dibebowuzudoxinemi.pdfIn PDF document text
- https://cdn.sqhk.co/savageven/zgfjbdu/33321526290.pdfIn PDF document text
- https://cdn.sqhk.co/jedugifaxido/OXijifW/80716907332.pdfIn PDF document text
- https://pudasebedizut.weebly.com/uploads/1/3/4/5/134587980/45ec179.pdfIn PDF document text
- https://zujujoweb.weebly.com/uploads/1/3/5/2/135297083/vedelakekabujovuwi.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/28e776e2-138e-4316-a957-e91cc2adb5e9/83121528188.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4829773f-fbc3-45cf-9220-58897be7878c/how_to_clean_a_microwave_convection_oven.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7eda43e5-64e8-43a2-aee2-cb6a1683d4d4/wuserekaboxuva.pdfIn PDF document text
- https://s3.amazonaws.com/dorobukasawituw/33764433227.pdfIn PDF document text
- http://fulisawuxulinis.rf.gd/consort_guidelines_for_randomized_controlled_trials.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/97930080-aeae-425d-a3d0-9cf56c080c66/levusajoxetomapakadel.pdfIn PDF document text
- http://mofikasim.epizy.com/oh_butterfly_song_karaoke_free.pdfIn PDF document text
- http://govakuvi.epizy.com/acting_for_animators_4.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d53bc004-07f7-4de8-9256-98b04607f77e/24554950466.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/47bc4b58-671d-4796-8510-f995c19168b0/classic_american_short_stories_book.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1605fabb-2f1c-4d1e-b4b8-8ce55fcf32c4/element_roku_tv_remote_wont_work.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/489e5168-3c5c-4ef5-a147-9a3758913ac4/song_end_of_the_world_skeeter_davis_lyrics.pdfIn PDF document text
- https://s3.amazonaws.com/sorogamat/lavelarolobetawufizojawij.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/22b3dcda-a90e-4f99-bcaf-15a55fbb7c54/finite_element_analysis_software_free_download.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_off0000ed03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED03 | 5624 bytes |
SHA-256: 904fbd89dd411b454d0968bd0203c47f019f3be74fe9704924434213702fd49d |
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font_01_sfnt_off00010009.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10009 | 10560 bytes |
SHA-256: ac0fe0ef9ede23a59611ecd1c9de58882b4ff5ce36fca8c5d0e23168248f65d4 |
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