MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm used for phishing or malware distribution. The document body, though heavily obfuscated, appears to be a lure related to 'Linux device drivers tutorial for beginners pdf'. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://fokemale.ru/123?utm_term=linux+device+drivers+tutorial+for+beginners+pdf PDF link annotation
- https://cdn.sqhk.co/fekawifen/swghZYD/foot_locker_nyc_34th_street.pdfIn PDF document text
- https://cdn.sqhk.co/dijabidasu/japgidL/csdnb_teacher_contract.pdfIn PDF document text
- https://cdn.sqhk.co/gimowiboxero/egiCTjh/dovolatorigujipofinoj.pdfIn PDF document text
- https://cdn.sqhk.co/tiruxugajo/fjhii5w/55735967713.pdfIn PDF document text
- http://nijalatol.mypressonline.com/h81m-p33_audio_driver.pdfIn PDF document text
- http://pimifawimonidij.mywebcommunity.org/7733066129.pdfIn PDF document text
- http://waliwosodumobu.iblogger.org/bluestacks_android_emulator_for_pc_windows_10.pdfIn PDF document text
- http://waliduv.mypressonline.com/dexireminupulanalato.pdfIn PDF document text
- https://cdn.sqhk.co/zotofoza/iimgfjf/terupeputet.pdfIn PDF document text
- https://cdn.sqhk.co/nisugavu/3icHfqC/sesamadafabozide.pdfIn PDF document text
- https://cdn.sqhk.co/pofifarim/1ZGmbjb/management_des_entreprises_bts_muc_cours.pdfIn PDF document text
- https://cdn.sqhk.co/gozafavapawu/ibASOFR/drumsticks_on_the_grill_temp.pdfIn PDF document text
- https://cdn.sqhk.co/libibamudo/VrJjcks/international_business_master_degree_in_uk.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://113c517c-d7b0-4b36-99d7-6722bcb7ef36.filesusr.com/ugd/8e66a5_4511082209e44c45b8ae5af3c8665ea7.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f4e85a77-259a-4d62-a39b-a693ce340172/acido_perclorico_ecuacion_balanceada.pdfIn PDF document text
- https://e05653fc-386e-4c8b-889d-738aee72c63e.filesusr.com/ugd/62421a_2f959173a9e249b5808dfcd37156c470.pdf?index=trueIn PDF document text
- https://ac09d6fb-20d1-47e2-97cb-2568fc137cdf.filesusr.com/ugd/03dcd4_9ffe907dfe67480897299403b200cf20.pdf?index=trueIn PDF document text
- http://niwivufudojub.epizy.com/70662011964.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/69e89136-466b-4d37-86e7-8e29d490be30/72603284724.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a59cd477-1a43-4467-8a4b-17e2660ba096/fafofijud.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/44110840-ade0-4789-b9db-36b7078aff41/wumerebogap.pdfIn PDF document text
- https://11ab4cf5-156d-4417-99e9-5039b2a7eb5f.filesusr.com/ugd/82d61e_3329509e5521482da04b4c8b9066cd5e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/274ac781-8601-43bb-906b-efde6cc75d41/bufajapamedolugatutawedaf.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_off000103b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103B2 | 5532 bytes |
SHA-256: 54bf588d00b1d9149c5b32b621311c314824753d6c037c3987fd8a0cc5f41c12 |
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font_01_sfnt_off0001169c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1169C | 11168 bytes |
SHA-256: 4f4cd2bde862ea3888678f0e4fe146bf6c7a22940c2082c1da7c1efb8137d5d7 |
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