MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
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 0.7866
Heuristics 5
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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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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://jottigo.ru/strik?utm_term=iso+9001+certified+training PDF link annotation
- https://cdn.sqhk.co/wadupaxi/eXaouii/50547163943.pdfIn PDF document text
- https://xasirazabad.weebly.com/uploads/1/3/4/6/134699738/ddc5ebe.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366043/normal_601b516ea32e4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409096/normal_5fe705655a721.pdfIn PDF document text
- https://toruruxixe.weebly.com/uploads/1/3/4/6/134698343/3f6815130f92ea0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4455886/normal_6018b479b6754.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413712/normal_60296b0403d4e.pdfIn PDF document text
- https://monowulesamewul.weebly.com/uploads/1/3/2/6/132682048/d3a5e16ee28c5.pdfIn PDF document text
- http://djami.ru/selodazuvomulisupajiq0drr.pdfIn PDF document text
- https://rimemukevip.weebly.com/uploads/1/3/4/3/134318995/5412181.pdfIn PDF document text
- http://begemotiks.fun/marketing_and_communications_manager_job_description_sampleurems.pdfIn PDF document text
- https://gobebirerelimi.weebly.com/uploads/1/3/4/6/134651667/binabefanujo_rejare.pdfIn PDF document text
- https://cdn.sqhk.co/rekutadis/hb3DbGi/tozonasofezikemakadufar.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4411252/normal_5fcf12f2beb9e.pdfIn PDF document text
- http://cardioactiveuficiale.site/pubozufufumixamafefis0y8in.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000d056.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD056 | 5232 bytes |
SHA-256: 349ee967cf199eeab13d9e1b9e278bc43704653c854d3b4e620293ab556681e5 |
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font_01_sfnt_off0000e228.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE228 | 10576 bytes |
SHA-256: 5bd251b137b955fde7f47b55791cbfa02dfa0e0214ee2532ef0fc54590aa1b97 |
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