MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous external links, many hosted on disposable domains, and is flagged by multiple heuristics as a phishing lure impersonating Microsoft. The ML classifier and ClamAV detection strongly indicate malicious intent. The primary attack pattern involves directing users to a phishing site via a redirector, likely for credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://limorevoxa.weebly.com/uploads/1/3/4/6/134611026/bc7a5201ff265a.pdf.
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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://seumenha.ru/strik?utm_term=all+souls+trilogy+hardback PDF link annotation
- https://limorevoxa.weebly.com/uploads/1/3/4/6/134611026/bc7a5201ff265a.pdfIn PDF document text
- https://bizataganuka.weebly.com/uploads/1/3/4/8/134852000/1428481.pdfIn PDF document text
- http://lofajemami.sportsontheweb.net/dizodaratusaz.pdfIn PDF document text
- https://cdn.sqhk.co/pakebisas/fVsUs0J/new_english_song_audio_2020.pdfIn PDF document text
- http://mopowataxix.medianewsonline.com/nv3500_transmission_rebuild_manual.pdfIn PDF document text
- https://cdn.sqhk.co/letinumi/Ttjbih8/100_days_zombie_survival_free_download.pdfIn PDF document text
- https://fibobamoga.weebly.com/uploads/1/3/1/6/131607866/6668396.pdfIn PDF document text
- https://bexaxasoves.weebly.com/uploads/1/3/1/4/131438242/lozilagan-siwero-lopuwoni.pdfIn PDF document text
- https://palekamenagogu.weebly.com/uploads/1/3/2/6/132682235/pinekobogibefat.pdfIn PDF document text
- https://cdn.sqhk.co/lagitesavap/j3Tjcji/xirorebefuxusizir.pdfIn PDF document text
- https://cdn.sqhk.co/kuwusetoteji/gfBibt7/lands_end_warehouse_sale.pdfIn PDF document text
- https://cdn.sqhk.co/vulovosovem/Ihdicgh/shia_calendar_2020.pdfIn PDF document text
- https://cdn.sqhk.co/nuduniguwufo/wwlNgig/55572897450.pdfIn PDF document text
- https://cdn.sqhk.co/wemorapi/dgeo7ia/doge_meme_wallpaper_hd.pdfIn PDF document text
- http://dororuminaxa.mywebcommunity.org/mitanebugofotawefiwokodem.pdfIn PDF document text
- https://cdn.sqhk.co/xivovido/Ahbhggc/dance_emotes_companionship.pdfIn PDF document text
- http://bavedibigilomit.66ghz.com/mafivetok.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://jizopibijofiz.rf.gd/40221136925.pdfIn PDF document text
- https://s3.amazonaws.com/lodazojamuva/cool_black_hd_wallpaper_for_android.pdfIn PDF document text
- http://bexovivuvere.myartsonline.com/bajeruwekiburevibalogan.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_off0000ea5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA5B | 5496 bytes |
SHA-256: 91b6e13a3479d1b054dda0b07fc0c0385eb27cab676dde63e12a9d1af473d674 |
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font_01_sfnt_off0000fd0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD0B | 11080 bytes |
SHA-256: 3b7856f2260794d53c891a63a29f2d2ad3e4e1b2430a1b826665dc327b092dbf |
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