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-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://gimoguvi.ru/123?utm_term=frontier+airlines+departure+information PDF link annotation
- https://static.s123-cdn-static.com/uploads/4445726/normal_5ffe100c67bce.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4415745/normal_6007059bb3712.pdfIn PDF document text
- https://vosaxoro.weebly.com/uploads/1/3/4/4/134469305/2103977.pdfIn PDF document text
- https://ruvawigalovenu.weebly.com/uploads/1/3/4/3/134318686/tozapazu.pdfIn PDF document text
- https://zesumijiwad.weebly.com/uploads/1/3/0/7/130739983/8f13e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4456667/normal_602eeaa5e548d.pdfIn PDF document text
- https://bapamebitisetup.weebly.com/uploads/1/3/4/3/134325238/e5bc75.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387928/normal_5fd3d4c4a02bd.pdfIn PDF document text
- https://tiritezolodimim.weebly.com/uploads/1/3/4/7/134743729/66d41ef6a74bb8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385422/normal_60479537649a5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471455/normal_602b34510239e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481397/normal_5fe793c659a92.pdfIn PDF document text
- https://revuzigo.weebly.com/uploads/1/3/4/3/134352577/8436294.pdfIn PDF document text
- https://pawasisuleti.weebly.com/uploads/1/3/4/6/134652657/7588058.pdfIn PDF document text
- https://varusimutajol.weebly.com/uploads/1/3/4/5/134502614/2943cb2c09083.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/9081acab-2f35-4ee3-a3cf-1703bdba0978/79523256248.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cc1d8934-d526-4139-9d89-811a0765b4ad/86989029155.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4f3bb463-0103-45cc-b9e1-555fb2c1fb4a/84202646944.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7df0d542-d87c-408a-bb6c-7e2c7a24dc7c/one_touch_ultra_mini_instructions.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_off0000f5ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5FF | 5144 bytes |
SHA-256: fd1255a807ea823eda6ea6ccefe7e4b37f1dfa7ca961b6affeb9b0c689a0b9ac |
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font_01_sfnt_off00010767.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10767 | 11432 bytes |
SHA-256: b75f4a02753fe0f39f9efc56ae304494eb08a1ee0077983b4307c02085c1fda8 |
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