MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by multiple heuristics and a machine learning classifier, indicating it is likely a phishing or trojan delivery mechanism. The document contains a large number of embedded links, many pointing to disposable hosting, with one specific link identified as a malicious redirector. The presence of these links suggests the primary goal is to redirect the user to malicious external sites, potentially for credential harvesting or further malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://crophysi.ru/wix?keyword=cold+calling+techniques+that+really+work+stephan+schiffman+pdf In PDF document text
- https://ferateritilew.weebly.com/uploads/1/3/4/2/134265971/zirogevapuv.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4500877/normal_6051a2081977a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476453/normal_600bf955a640d.pdfIn PDF document text
- https://padudarudiloga.weebly.com/uploads/1/3/4/7/134714427/mamun.pdfIn PDF document text
- https://xajevopo.weebly.com/uploads/1/3/2/6/132682124/49cc8de6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a12a05ab-6462-4855-b086-b0a2a961d6d8.filesusr.com/ugd/2c76f4_417bf028d7014900a880a56f1ef49995.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wotodedaruzuk/saint_seiya_lost_canvas_2_temporada.pdfIn PDF document text
- https://147762ec-90f0-4523-8579-43cb3cd17c82.filesusr.com/ugd/6c48b9_72908b95f6de4648bf669d15136a3391.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/cedd9677-91c4-495e-8f85-4987119d8fdb/80800255561.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b5d034ad-e1f7-47ee-a830-f9bbf63638b0/89393664726.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6a0c8a65-aa28-45b1-986b-c1696e524de9/why_i_want_a_wife_by_judy_brady_main_thesis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/41c9aa56-8b98-415a-a801-9d1d09a81c2c/97562547345.pdfIn PDF document text
- https://cb70cc59-2297-49c3-b7e2-2ac7e26e28d4.filesusr.com/ugd/4479ed_e123e989057e4a2ead3e9d10dbec1cbd.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a486c13c-8586-4d09-946f-4a06fd308f65/64203893998.pdfIn PDF document text
- https://s3.amazonaws.com/mipeboro/cetoacidosis_diabetica_pediatria_2016.pdfIn PDF document text
- https://s3.amazonaws.com/miledu/46210392162.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5a37a6b2-f150-43f0-886f-136a5ffefe28/lunurelavesugojise.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2831eb61-234f-47d4-a654-f68d42364c5c/67068629105.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/acc25cfa-3954-441e-b332-2896b9179055/49589349504.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_off0000e41f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE41F | 5860 bytes |
SHA-256: 1c74bad2321feca01a68fe57bec48f6186029552fe6a701dbf6b9f5aab2c5029 |
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font_01_sfnt_off0000f7f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7F3 | 11612 bytes |
SHA-256: acdc8864ea36189cfe816d63bbd29a895442a6d145fde37559792b755878a8b0 |
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