MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics reveal it contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The embedded URLs point to various PDF documents, likely intended to redirect users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://xajibur.ru/aws?utm_term=katawa+shoujo+rin+route PDF link annotation
- http://wesubukejegi.iblogger.org/appium_scroll_down_android_ruby.pdfIn PDF document text
- http://lazirawolewok.getenjoyment.net/casio_fx_300ms_calculator.pdfIn PDF document text
- https://cdn.sqhk.co/petebeki/iakijRL/13200388122.pdfIn PDF document text
- https://korudodigujoko.weebly.com/uploads/1/3/0/7/130740169/1464867.pdfIn PDF document text
- https://cdn.sqhk.co/metexemoraga/jjijcha/zenagenadi.pdfIn PDF document text
- https://marevesebogu.weebly.com/uploads/1/3/0/8/130813877/mazazoz.pdfIn PDF document text
- https://cdn.sqhk.co/reriwoduriju/fX4uTbm/free_tv_apps_for_iphone.pdfIn PDF document text
- http://zusagukitu.mywebcommunity.org/45530742867.pdfIn PDF document text
- http://puxuwowu.iblogger.org/davig.pdfIn PDF document text
- https://cdn.sqhk.co/venitalobeni/BhbgbEN/9412950315.pdfIn PDF document text
- https://cdn.sqhk.co/mopomotop/Ojje5HT/46085058667.pdfIn PDF document text
- https://xumebarukez.weebly.com/uploads/1/3/4/6/134687090/vakeduxug-zebizezomibavi-zububanitipuxa.pdfIn PDF document text
- https://wajotirege.weebly.com/uploads/1/3/5/3/135306859/lagubinagumesilawefe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/554c4fec-d28f-460b-833c-00c78ea027b1/16331856288.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7155e52a-8123-4750-9d80-0239626c3023/53147604330.pdfIn PDF document text
- http://vowaxuf.rf.gd/skyrim_creation_club_content_not_ing.pdfIn PDF document text
- http://fasufigosekuwuw.rf.gd/risujutipedisu.pdfIn PDF document text
- http://pumumiz.epizy.com/vovusojutegeretakadoxoku.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/489f669d-a8d6-4e84-a8f7-8958ba177253/what_engine_does_a_2009_toyota_corolla_s_have.pdfIn PDF document text
- http://ravigokabuf.rf.gd/assault_gbh_sentencing_guidelines.pdfIn PDF document text
- http://vexabimumemig.atwebpages.com/50611622362.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED8D | 4760 bytes |
SHA-256: 47726c3943377db4775c1ddd02be57b497d8ee8cc50ceb0f37e38c1a29da5df9 |
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font_01_sfnt_off0000fdc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDC8 | 10168 bytes |
SHA-256: 5996f1f63eb95274afdade161e6bd88fc2b172b75ba7a6ae735a916462c0f842 |
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font_02_sfnt_off000120b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120B5 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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