MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 5
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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 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://allytemp.ru/pbw?utm_term=ankara+%25C3%25BCniversitesi+psikoloji+b%25C3%25B6l%25C3%25BCm%25C3%25BC+ders+notlar%25C4%25B1 PDF link annotation
- https://static.s123-cdn-static.com/uploads/4421780/normal_5fcae8c333f48.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367960/normal_606ce16c27e0d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368989/normal_60bc3c7df35a7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450421/normal_602e3854d3a87.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4455185/normal_6013dec7b9893.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4408471/normal_5ffcf0d932303.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369189/normal_6069a323ccdb0.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4499972/normal_5fc5934a0c8f2.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/41ea6525-d235-405d-8701-43453a8c7396/68008228855.pdfIn PDF document text
- http://kepojijudiva.pbworks.com/f/vugixegelinujebuvi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4e590345-2c16-4130-a117-e85a9ae1e42a/67353175866.pdfIn PDF document text
- http://tojifen.pbworks.com/f/7367857653.pdfIn PDF document text
- http://lakobun.pbworks.com/f/what_does_homicide_investigation_mean.pdfIn PDF document text
- http://tubekikewabi.pbworks.com/f/virgil_seedfolks.pdfIn PDF document text
- http://pilujibos.pbworks.com/f/is_thinkorswim_free.pdfIn PDF document text
- http://bopidix.pbworks.com/w/file/fetch/144621105/puma_track_pants_size_guide.pdfIn PDF document text
- http://palixazoke.pbworks.com/f/mba_cet_2015_question_papers_with_answers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b1f43329-0899-4abc-9223-eecc64f68649/90551138979.pdfIn PDF document text
- http://vulazojab.pbworks.com/f/how_to_stop_dvr_recording_on_spectrum.pdfIn PDF document text
- http://lipovosufuk.pbworks.com/w/file/fetch/144780633/intermediate_accounting_2_valix_answer_key.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_off0000fe1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE1C | 5724 bytes |
SHA-256: 7d48f978b1982d6fc1716ff1bf0878d238a8cc2473828ac77e84759631976604 |
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font_01_sfnt_off00011106.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11106 | 11956 bytes |
SHA-256: 581b639f3b3b57d223359ff8445533509898d9b63f00b7829b724e7773c7525d |
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