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 0.9998
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://infrive.ru/pbw?utm_term=is+there+a+4th+journal+in+gravity+falls PDF link annotation
- https://lelamibi.weebly.com/uploads/1/3/0/7/130738841/6634938.pdfIn PDF document text
- https://kekuzisalan.weebly.com/uploads/1/3/0/8/130813403/garoz_pigamomubu_julopejor_jonatu.pdfIn PDF document text
- https://gujukajiw.weebly.com/uploads/1/3/1/4/131437807/birumev-piwejoki.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4427529/normal_60b982710c357.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495846/normal_603fc688b475c.pdfIn PDF document text
- https://tafujopebipa.weebly.com/uploads/1/3/0/7/130774972/samuta-dibamexose-xaxowoxonulapuz-valuk.pdfIn PDF document text
- https://xofadasuvakijo.weebly.com/uploads/1/3/4/5/134587438/9071495.pdfIn PDF document text
- https://kokemigigumuv.weebly.com/uploads/1/3/4/0/134042371/2223263.pdfIn PDF document text
- https://pinecast.com/lisIn 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/77a2ed1a-4f68-423f-b2b9-ae567d3842c6/play_opera_madama_butterfly_live_stream.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/56f58285-1720-46a1-9ed8-beab49b82abe/rilafuxurofoxajemolenas.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d0de8925-8eaa-4bf9-adac-b12987f3f404/65883213387.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4d9ef03d-1382-45a4-97db-53671d7a8d99/how_to_charge_a_camcorder_battery.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/132e2ee3-5dcc-47fd-a761-36c69ddbbc14/how_to_fix_genie_garage_door_opener.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5baf5a7a-b609-4046-b732-30de037e6785/how_to_paint_scale_model_cars.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/619afb2a-f2d7-4093-a4c1-fdf2f38adea9/vojafegesanutozex.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b0e9641b-72b7-4c68-b6fa-c0f0a38bce56/what_is_the_most_powerful_battery_operated_leaf_blower.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/425d3f86-19cd-45eb-ac85-aa7900c18cee/alla_prima_art_technique.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_off0000c42d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC42D | 5292 bytes |
SHA-256: 72fa36b6de8a6550600e1d9f9887940fb10e25d86541bb2c100db688a6a93797 |
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font_01_sfnt_off0000d644.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD644 | 9672 bytes |
SHA-256: eeef370e2397ed2321a28f96728f7e5621aa473ff3716f4158fd288edb331e60 |
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