MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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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://traffset.ru/123?utm_term=introduction+to+animals+worksheet+answer PDF link annotation
- https://varivupe.weebly.com/uploads/1/3/4/4/134480773/tewatofowasizub.pdfIn PDF document text
- https://zegojipoxe.weebly.com/uploads/1/3/1/0/131069766/593db9d7a9.pdfIn PDF document text
- https://fexejolimoti.weebly.com/uploads/1/3/4/1/134131812/lotigenuwi-sisokedinemi-veseguvadi-kubikumixibufuf.pdfIn PDF document text
- https://bunemanedadon.weebly.com/uploads/1/3/4/4/134476229/xixugubo.pdfIn PDF document text
- https://tilejawerez.weebly.com/uploads/1/3/4/7/134709016/2182704.pdfIn PDF document text
- https://depatimuxuzox.weebly.com/uploads/1/3/4/4/134404048/dubomusumuros.pdfIn PDF document text
- https://dudikojegak.weebly.com/uploads/1/3/1/4/131406444/roduli.pdfIn PDF document text
- https://tipefejiri.weebly.com/uploads/1/3/0/9/130969755/1009015.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/e724f594-d6ae-4f1c-9d79-ff191787b4cf/71622961401.pdfIn PDF document text
- https://s3.amazonaws.com/buponuwebi/xeratexar.pdfIn PDF document text
- https://s3.amazonaws.com/saxefi/carl_jung_meeting_the_shadow.pdfIn PDF document text
- https://s3.amazonaws.com/resixexi/when_is_real_time_risk_management_used_cbt.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_off0000f1f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1F9 | 5272 bytes |
SHA-256: 768b81bfe330e3e896854306cc2d08a15ab00d0c69943e35a885c9e8dafdf68f |
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font_01_sfnt_off000103c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103C7 | 10640 bytes |
SHA-256: aaffeda6a9e3a00aa46d3c3d86ffbaaa3ec81ed056d48610c7166b161874e488 |
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