MALICIOUS
206
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document exhibits characteristics of a phishing lure, impersonating a cloud document service to trick users into clicking embedded links. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of a link farm with multiple external URLs suggests an attempt to redirect users to potentially malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 7
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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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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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Cloud document impersonation lure medium SE_CLOUD_DOC_LUREDocument impersonates a cloud file-sharing service such as SharePoint, OneDrive, Google Drive, Dropbox, Box, or Microsoft 365 and asks the user to open, verify, or access a shared document
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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://golowaki.ru/strik?utm_term=where+is+bluestacks+shared+folder+located PDF link annotation
- https://cdn-cms.f-static.net/uploads/4484636/normal_604de6e127948.pdfIn PDF document text
- https://vaxinukosiju.weebly.com/uploads/1/3/4/6/134625250/gimokubevet_limedubisirasu_xabit_fuloxiw.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4368485/normal_5fedec98ea719.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380395/normal_5fe8f34546b9c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490367/normal_604d23296f4ff.pdfIn PDF document text
- https://wumibatolazonik.weebly.com/uploads/1/3/1/4/131437616/cf74404789d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405195/normal_601623b5d5513.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416322/normal_605c43973974e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4404520/normal_6048dcb66556d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4389095/normal_603bf6a8bcee6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420592/normal_602777680e08e.pdfIn PDF document text
- https://vimosetadasosus.weebly.com/uploads/1/3/2/7/132740377/fe101d5b8.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4478951/normal_5fedf1997bd03.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4527164/normal_601cb0c261b14.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454808/normal_60097cae25942.pdfIn PDF document text
- https://nofodomeki.weebly.com/uploads/1/3/1/8/131871852/tefagotuval_bomojesumevefa_zakebidasitetud.pdfIn PDF document text
- https://gokokunebede.weebly.com/uploads/1/3/0/8/130874183/3445050.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4381546/normal_600168c83b2d0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/nolarifaforuxop/wagivot.pdfIn PDF document text
- https://s3.amazonaws.com/ziwuvijevo/lawiresolimabedu.pdfIn PDF document text
- https://s3.amazonaws.com/niporofez/gowetogujufirawonegemibo.pdfIn PDF document text
- https://s3.amazonaws.com/gelawiweza/sizujixajerew.pdfIn PDF document text
- https://s3.amazonaws.com/tojazudibumogab/70249739620.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_off0000eca0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECA0 | 5328 bytes |
SHA-256: f45e3dd7b3de8e0de2573039fd9405217d5bb0e12e99a3869d09b7a7a9689aa7 |
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font_01_sfnt_off0000fec1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEC1 | 10860 bytes |
SHA-256: 05e46a8f59c4d6b0a52f5a1f53102ee55b9fdaa42a3023a82d6db3e236351a96 |
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