MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file contains a large number of embedded links, many of which point to external PDFs hosted on disposable domains. The primary heuristic firings indicate this is a malicious redirector and a link farm, likely for SEO manipulation or to distribute further malicious content. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
-
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
-
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.
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
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://ggtraff.ru/aws?utm_term=google+sheets+count+merged+cells
- https://cdn-cms.f-static.net/uploads/4403680/normal_5f97b72f2cc03.pdf
- https://cdn-cms.f-static.net/uploads/4409621/normal_5f989d3303ef0.pdf
- https://visajemilami.weebly.com/uploads/1/3/4/2/134265887/resopawaluf.pdf
- https://wokepugef.weebly.com/uploads/1/3/4/9/134901336/7d88640b20.pdf
- https://jamafijuzu.weebly.com/uploads/1/3/1/4/131437216/gabavepaximiv.pdf
- https://povutepumik.weebly.com/uploads/1/3/2/7/132741486/2769223.pdf
- https://cdn-cms.f-static.net/uploads/4376621/normal_5fa540932c8da.pdf
- https://tarirubawapub.weebly.com/uploads/1/3/1/6/131606173/1009128.pdf
- https://kizozejibudi.weebly.com/uploads/1/3/4/4/134460324/227259.pdf
- https://tolixolosunep.weebly.com/uploads/1/3/4/4/134403343/rukulivo_ladoj_buxivejevom.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/736cafef-6dff-4cb4-9f6b-62768a4bdc30/nylon_flexible_partial_dentures.pdf
- https://uploads.strikinglycdn.com/files/42bc5236-0910-4b05-982d-745027db8944/trenzas_para_nias_2020.pdf
- https://uploads.strikinglycdn.com/files/71e1ea98-2718-4e03-b442-a39241c967a9/kukuzaduvi.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cc92.binc6f1bac98810e563c50d27952ef5033f2dd1af8cdefe30c1e8d365b45a2bb9e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC92 | 5176 bytes |
font_01_sfnt_off0000de08.bin51fe17bd180e6b89768b6ddc261b60d261010347e6eef22f6818d41154779f67 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE08 | 11024 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.