MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1566 Phishing
T1059.007 JavaScript
This PDF file was flagged as malicious by multiple heuristics, including a critical finding for brand-impersonation credential phishing targeting PayPal. The presence of external URIs and a link farm on disposable hosting further supports a phishing attack pattern. While no scripts were explicitly extracted, the ML classifier and ClamAV detection indicate a high likelihood of malicious intent, likely involving the redirection of users to credential harvesting sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://kakejomoweva.weebly.com/uploads/1/3/4/6/134674311/nunujakinok.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://lozipotod.ru/award?keyword=small+business+bookkeeping+for+dummies+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4414166/normal_601217623d368.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413850/normal_603ab278b0f87.pdfIn PDF document text
- https://kakejomoweva.weebly.com/uploads/1/3/4/6/134674311/nunujakinok.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489994/normal_6064d4fd1bf13.pdfIn PDF document text
- https://vusowixaxepuw.weebly.com/uploads/1/3/1/3/131381533/zegopi.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4386609/normal_5fcdaea7d807d.pdfIn PDF document text
- https://wonakusoxenim.weebly.com/uploads/1/3/5/3/135340368/dajebexujeruwudivi.pdfIn PDF document text
- http://nawitebexu.medianewsonline.com/gugumenije.pdfIn PDF document text
- http://gokawojop.scienceontheweb.net/rusifude.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4460233/normal_5fc60fb47f331.pdfIn PDF document text
- https://zeraxoxuret.weebly.com/uploads/1/3/4/6/134642117/dukapupisopi_jekulefipuj_juzinakar_kopunerow.pdfIn PDF document text
- http://kuworekokinig.medianewsonline.com/cisa_study_guide_free_download.pdfIn PDF document text
- http://bapitosegapegi.mywebcommunity.org/fozalakexuwunajogikikovas.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://saxodanokijaj.atwebpages.com/rivirififi.pdfIn PDF document text
- http://nujebij.onlinewebshop.net/clinical_nutrition_management.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/128ae0e5-3712-48c6-a0f8-ee9c7900869a/gakibej.pdfIn PDF document text
- http://viniwowosur.onlinewebshop.net/2997653196.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9c8789e5-15fe-414d-a451-03f27b919257/midedubupamag.pdfIn PDF document text
- https://s3.amazonaws.com/foneniz/49ers_injury_report_emmanuel_sanders.pdfIn PDF document text
- https://s3.amazonaws.com/toguvaju/fidedipavilas.pdfIn PDF document text
- https://s3.amazonaws.com/zafijukopa/dilukilividodoxonobud.pdfIn PDF document text
- https://s3.amazonaws.com/wopari/dimitorixexokazatiput.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ce0049ad-d362-4d8a-a755-3a6ae7324e6c/what_is_the_best_diet_for_brain_health.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_off0000fcaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCAA | 5668 bytes |
SHA-256: aa6105405f50d35e102ec4162c6fd376fd4ce7679baa8c0fbdc6559b61f78a3d |
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font_01_sfnt_off00010fd7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FD7 | 10524 bytes |
SHA-256: 482a54d27c174f2356c0a98f03565f35571b688d4563081d2c17b8a7dc052484 |
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