MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO manipulation tactic. The document body, though heavily obfuscated, contains references to 'critical analysis' and 'tintern abbey', likely serving as a lure to direct users to malicious or spam-related websites. No scripts were extracted, but the presence of numerous external links indicates an attempt to redirect the user.
Machine Learning
- Nyx PDF Classifier malicious score 0.9511
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://wastran.ru/pbw?utm_term=critical+analysis+of+tintern+abbey PDF link annotation
- https://dojobojijiwum.weebly.com/uploads/1/3/2/6/132681334/4113149.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403960/normal_601677f11b64f.pdfIn PDF document text
- https://xumogaveranowiw.weebly.com/uploads/1/3/4/3/134371782/fobakenujere.pdfIn PDF document text
- https://selikiwomutarew.weebly.com/uploads/1/3/5/3/135329437/jezeru.pdfIn PDF document text
- https://diziwupufetut.weebly.com/uploads/1/3/4/4/134477772/bosixu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380079/normal_601407a6c7bf2.pdfIn PDF document text
- https://garovinarabibaf.weebly.com/uploads/1/3/5/2/135293384/ropavuboxuwigu_dadima_pigegugel.pdfIn PDF document text
- https://wokugosag.weebly.com/uploads/1/3/4/3/134339956/zedaputelowam.pdfIn PDF document text
- https://rudabukonavapuk.weebly.com/uploads/1/3/4/0/134016662/7457336.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476943/normal_60432f4ee3007.pdfIn PDF document text
- https://doxipawuno.weebly.com/uploads/1/3/2/6/132682924/wijuxezebiwexa.pdfIn PDF document text
- https://jodulimije.weebly.com/uploads/1/3/4/7/134732884/7299831.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/f79f9442-c49c-4603-89e9-1af9fe5c76cc/11407550108.pdfIn PDF document text
- http://kuduwoxux.pbworks.com/w/file/fetch/144726039/tiruxejeniliwolikuf.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1d89a046-8f84-4303-b112-2d98a329491f/harry_potter_fanfiction_hermione_and_adrian_pucey.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0020c733-1052-4dd1-ae6d-c534f54b45b1/knowledge_base_management_system_meaning.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/79c40f58-1e2a-468e-9bd4-0dcdd0ec573a/6414166233.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/df26169c-2c6f-43b6-bbe2-c50afc8dfa97/mavelilozen.pdfIn PDF document text
- http://gowisiru.pbworks.com/w/file/fetch/144815721/74229840928.pdfIn PDF document text
- http://rugewenuzed.pbworks.com/w/file/fetch/144574632/society_of_righteous_and_harmonious_fists_facts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7abd62d3-7162-4c80-acc9-3ab154480930/elementary_linear_algebra_anton_10th_edition.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0db30334-a350-4936-98c5-60cbfbaac961/fundamentos_de_qumica_hein_arena_15_edicin.pdfIn 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_off0000ed22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED22 | 5020 bytes |
SHA-256: 138982164aab02828991c2a18af9e0b0cb99ed828368fbd8d7dfe84e1f03a0c8 |
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font_01_sfnt_off0000fe49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE49 | 11108 bytes |
SHA-256: 258141ed77deeacfed89322f99411eaada173e0593b4fc8f047a8aae602f5588 |
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