MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many pointing to disposable domains, indicating a link farm designed to direct users to potentially malicious websites. Heuristics like 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggest this malicious intent. ClamAV also detected this file as 'Pdf.Phishing.Trojan'.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://mezovuduw.ru/wix?keyword=philosophy+assessment+cambridge PDF link annotation
- https://static.s123-cdn-static.com/uploads/4500438/normal_6002091a3330c.pdfIn PDF document text
- https://puvawimorewafiz.weebly.com/uploads/1/3/5/3/135383948/148733e5.pdfIn PDF document text
- https://kowedeta.weebly.com/uploads/1/3/0/7/130775164/vusaxadisogat_bupebalipufarod.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454052/normal_5fe0d65d99fd1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366995/normal_604b133342fd1.pdfIn PDF document text
- https://zajilonuxiwez.weebly.com/uploads/1/3/4/8/134871265/wolabalojolubo.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4465555/normal_6035caa2434b8.pdfIn PDF document text
- https://bifixebuwo.weebly.com/uploads/1/3/0/7/130776276/rikezo.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4500878/normal_601f0c69cb1b4.pdfIn PDF document text
- https://topigofifudonif.weebly.com/uploads/1/3/5/3/135304546/47fd8804f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481830/normal_601fe923ab26d.pdfIn PDF document text
- https://lovevupadu.weebly.com/uploads/1/3/5/3/135328586/linifid.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365553/normal_6040bcaf6624a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382209/normal_604d668a195f9.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://3e021c9a-284a-4c54-9ba1-f6d43d4d2ba5.filesusr.com/ugd/a619af_78a220808199426a945ef236ba0c5846.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zafijukopa/1_4_inch_eva_foam_sheet.pdfIn PDF document text
- https://c9b0c9dc-51ad-46ec-84b2-dbc26df53712.filesusr.com/ugd/b6f588_a6ffdb0fbfe24c56b11194a26119375d.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nuselufuzo/95752632374.pdfIn PDF document text
- https://b5c90759-dbf8-4ccd-b12d-e23c958527f9.filesusr.com/ugd/915a55_6f3458a99ace4df79f2ecb01f9feaed2.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vukumesoj/94562878862.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_off0000e831.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE831 | 5520 bytes |
SHA-256: fa0bf8fa042fee977ad79cf77ed946d2dcca8f19a3ab32cae6c56aaba1ab58dd |
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font_01_sfnt_off0000fac0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAC0 | 11148 bytes |
SHA-256: 2d0110fd9b2732e965340a0c6e256744d36c7db0058e735675a58bd9aaeebbd8 |
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font_02_sfnt_off00011fd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FD1 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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