MALICIOUS
186
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://midufefew.ru/award?keyword=rawi+barzanji+pdf PDF link annotation
- http://ovca.space/max_picard_the_world_of_silenceqg7w4.pdfIn PDF document text
- http://migriruy.ru/ark_cross_platform_non_dedicated_serverp4xw6.pdfIn PDF document text
- https://rumodabumuxe.weebly.com/uploads/1/3/1/8/131857513/wujobowemiwu.pdfIn PDF document text
- http://fullcreditreport.info/38365487328x2vtp.pdfIn PDF document text
- http://waverufusufafuv.scienceontheweb.net/geomorphology_grade_11.pdfIn PDF document text
- https://bumibaniligaza.weebly.com/uploads/1/3/1/3/131383581/7888754.pdfIn PDF document text
- https://nakagikirowi.weebly.com/uploads/1/3/2/6/132695306/vusuliwesodatafan.pdfIn PDF document text
- https://cdn.sqhk.co/bojowagawire/gSbUjhW/5183085082.pdfIn PDF document text
- https://cdn.sqhk.co/sifalavuxozo/d9icicw/67310800539.pdfIn PDF document text
- https://fofomakizu.weebly.com/uploads/1/3/0/7/130775640/sigizez_bolobu.pdfIn PDF document text
- https://cdn.sqhk.co/posebozej/TZjaqgd/84656520673.pdfIn PDF document text
- http://it50off.pro/spreadsheet_to_google_formkp6mx.pdfIn PDF document text
- https://xotozefubineru.weebly.com/uploads/1/3/4/5/134576546/sigobukivaxalu.pdfIn PDF document text
- http://hempmap.ru/602315935318fs8y.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sasukagisodubex.onlinewebshop.net/72957576117.pdfIn PDF document text
- https://9334512a-4df1-45dc-8804-f0fa1d9e2a3d.filesusr.com/ugd/9466eb_23412b75ceae4ef3bb2dbafdfd9ae3ce.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dojonuta/vatafelogerusow.pdfIn PDF document text
- https://s3.amazonaws.com/tamobalasu/irs._gov_casualty_loss_form.pdfIn PDF document text
- https://df256b98-640c-444d-885a-8195c7360722.filesusr.com/ugd/40b9e6_4f3554e4059340048c6285d71ce16a0c.pdf?index=trueIn PDF document text
- https://17c3d818-7f64-4152-976a-2fa997d7a7be.filesusr.com/ugd/e2c250_62ebceff867e40e6823baf82e20382d0.pdf?index=trueIn PDF document text
- https://6f2fb29c-15f2-4b08-b525-3eb91a7f0a41.filesusr.com/ugd/c3548c_f79038f0e0914d73b64741a411ba470a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/sitozi/12370265048.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off00011571.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x11571 | 23064 bytes |
SHA-256: ce0f6dcb8169791ca650e20c18375ede50584f004c0cc4ed64ffc55968bc719a |
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font_00_sfnt_off0000d8fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8FB | 5188 bytes |
SHA-256: 100958fd98494d92fa3cac4f8be6c4e8a25971b066e26c5320d7e12f4cf31901 |
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font_01_sfnt_off0000ead0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAD0 | 14832 bytes |
SHA-256: 4462e24a23ceb695c5ecbb4c0ea4419f9cda0a49357a87c570a9c6ddbb022db6 |
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