MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm with numerous disposable URLs, suggesting an attempt to redirect users to malicious content. The document body was unreadable, but the presence of many external links points towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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 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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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 http://loadcell.vn/Images_upload/files/59447531669.pdf In PDF document text
- https://ichibaninfotech.com/ckfinder/userfiles/files/fusezuxo.pdfIn PDF document text
- http://ovstav.cz/app/webroot/files/files/9042991343.pdfIn PDF document text
- http://baheth24aqari.com/ckfinder/userfiles/files/56853532477.pdfIn PDF document text
- http://www.rebranded.tv/wp-content/plugins/formcraft/file-upload/server/content/files/16142650d98b12---9098989066.pdfIn PDF document text
- http://fkjz.cn/upload/files/2021/09/202109160013252447.pdfIn PDF document text
- http://form4concrete.ru/pics/cont/file/mipapudogunibim.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/geraruxemiviwef.pdfIn PDF document text
- https://associazionedynamica.it/uploads/file/govuraxomoxotanepijerupar.pdfIn PDF document text
- http://abarappresentanze.it/userfiles/files/vavajoboxutuxugiz.pdfIn PDF document text
- http://arndt-fahrschule.de/userfiles/file/52099944725.pdfIn PDF document text
- http://luxmeterthai.com/ckfinder/userfiles/files/mulepifuvinelosisise.pdfIn PDF document text
- https://un7un9b3rl1pa7-99.com/contents/files/21277481696.pdfIn PDF document text
- http://zhongjiukeji.com/upload_fck/file/2021-9-1/20210901200707579542.pdfIn PDF document text
- http://artepcb.com/upload/files/wopewisuso.pdfIn PDF document text
- https://ph789.com/pinhsuan/files/file/sufesarewegowabefa.pdfIn PDF document text
- http://zamaro.cz/images/fcke_files/file/4369732025.pdfIn PDF document text
- https://silverlabpupsforsale.com/userfiles/files/36173417610.pdfIn PDF document text
- http://ozgu-yapi.com/firma/files/nitepepatizanedurarip.pdfIn PDF document text
- http://xn--zb0bw3kv4s8mn.com/upload/fckeditor/file/82752157560.pdfIn PDF document text
- https://podimercrm.com/img/files/xabitabasapuvifekilozazof.pdfIn PDF document text
- https://fnb-concepts.com/images/uploads/files/lademil.pdfIn PDF document text
- https://jobtiara.com/files/files/69727565871.pdfIn PDF document text
- https://sumangold.net.vn/wp-content/plugins/super-forms/uploads/php/files/c2p8ufj6gme51jkp8dv3leqcgb/rudemekupalovutij.pdfIn PDF document text
- http://meuble-tunisie.com/userfiles/file/gonefaleviwot.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=hdmp4mania+free+download+bollywoodPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e466.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE466 | 18804 bytes |
SHA-256: 15f0653545e6ae1f978fea5f44e93e548915d9f849d2a4ae4a0cd23f81fd94f9 |
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font_01_sfnt_off0001140d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1140D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012c24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C24 | 10804 bytes |
SHA-256: 64924b7f09c79cf89e89a93e45e39696a9c5752819ca3c4d25e1f636c017ee40 |
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