MALICIOUS
194
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 and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://dugedepap.ru/award?keyword=daily+current+affairs+in+english+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4489976/normal_603270f6c19da.pdfIn PDF document text
- https://mitexasax.weebly.com/uploads/1/3/1/8/131857270/bb4b97.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4479715/normal_5fdf661f4586f.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4448121/normal_6006db9505e37.pdfIn PDF document text
- https://kigukudisan.weebly.com/uploads/1/3/5/3/135321724/pazurisik.pdfIn PDF document text
- https://tesazosutev.weebly.com/uploads/1/3/4/7/134714215/rigevamonadete_jujodafegeros_meporizuvuvorun_goligijamakijep.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4424347/normal_5fd8ca8ce6019.pdfIn PDF document text
- http://dawezedelofeda.scienceontheweb.net/a_companion_to_analytic_philosophy.pdfIn PDF document text
- https://mepodatadun.weebly.com/uploads/1/3/1/4/131452799/7890925.pdfIn PDF document text
- https://powigakiluxoja.weebly.com/uploads/1/3/4/5/134521341/7933594.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4426422/normal_6008ba849223f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://bb74f61c-7045-47bf-9a7e-968101ee373e.filesusr.com/ugd/81ef4b_657479b97c4440b389e30b2db4059863.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fomaralunex/rigidapa.pdfIn PDF document text
- http://kepofif.onlinewebshop.net/dell_optiplex_780_sff_windows_10.pdfIn PDF document text
- https://f0ddeb88-3549-4a27-8821-6e3dd713f165.filesusr.com/ugd/2b74da_c39c0dfc00734577a4d537814daa560b.pdf?index=trueIn PDF document text
- https://0e75ab8e-f6a1-4360-bef2-1d94e06fde4e.filesusr.com/ugd/c0518c_afa019590eae4c9dbd6fe0044ad4ec63.pdf?index=trueIn PDF document text
- https://da6a6a96-7907-4aac-bfe3-592928b14ca9.filesusr.com/ugd/39e844_8ea45a13212f4ea2a94ce0084d5c44f5.pdf?index=trueIn PDF document text
- https://51f47fa2-20f7-4ec4-bb91-8ae4aee689b4.filesusr.com/ugd/917232_63dc764c75af4d148674822c5e8262aa.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/pusori/casio_edifice_efr_550_manual.pdfIn PDF document text
- https://3633ae4e-9acc-45df-885e-1bfa1481cb44.filesusr.com/ugd/e73054_53429e1247764dbd8d98e5048fdd76d6.pdf?index=trueIn PDF document text
- http://davinawoguzag.atwebpages.com/zafuletezago.pdfIn PDF document text
- https://s3.amazonaws.com/xalasawu/mupefeloluvudeb.pdfIn PDF document text
- https://c3d762b3-5d50-4891-ab6d-43710edd2423.filesusr.com/ugd/3254bf_472197d18ce44db69297f8b20163e2ea.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dazawojob/accutime_watch_corp_0119_manual.pdfIn PDF document text
- https://254b3b0b-79dc-4992-827c-fd4bb3db3178.filesusr.com/ugd/f515ca_7539c7ef853042399fa7937f227a81fd.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/kagedatabujo/15400170463.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_off00013dc9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13DC9 | 5516 bytes |
SHA-256: abea84ae239ea92ed9804c5dbde0de282957b0536db98c5dbf4d6903016e3e25 |
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font_01_sfnt_off00015093.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15093 | 12080 bytes |
SHA-256: d5eb6f83fd1982b64fa12760955f070366cf84143a3db57b227b0aa2324a690b |
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