MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected 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 or phishing operation. The presence of embedded URLs and the PDF_SEO_LINK_FARM heuristic further support this, indicating the document's primary purpose is to redirect users to potentially harmful external sites.
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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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://nipisod.ru/strik?utm_term=haier+portable+air+conditioner+hprb08xcm-t PDF link annotation
- http://lumogodasekepi.mypressonline.com/3_nephi_chapter_20_summary.pdfIn PDF document text
- http://sefobadivura.iblogger.org/46817255394.pdfIn PDF document text
- http://gupilan.iblogger.org/79847167540.pdfIn PDF document text
- http://gosoxegekiri.mywebcommunity.org/54670940616.pdfIn PDF document text
- http://likedizar.medianewsonline.com/dewakoduvinunowap.pdfIn PDF document text
- http://nituzovido.getenjoyment.net/xojuwamafugegesivijur.pdfIn PDF document text
- http://rozujed.sportsontheweb.net/cuantos_tipos_de_sistemas_termodinamicos_existen.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://b564fea6-732e-489f-a029-a72dc6590de2.filesusr.com/ugd/6a4619_57d377421f2a40f59f3bf3f1af72847b.pdf?index=trueIn PDF document text
- http://favirivesez.epizy.com/allluia_psaume_117.pdfIn PDF document text
- https://03aaa7dd-6608-466c-a68c-f41c59811c05.filesusr.com/ugd/ae15ca_f5834ac7121b45ebaec4593ea9d5d2e3.pdf?index=trueIn PDF document text
- https://98748e4b-3258-471a-903e-8ea98415cca0.filesusr.com/ugd/fd7405_6f75f83987e745338ea41b3b2b2a07f5.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tulosa/can_you_put_sheetrock_over_plaster_walls.pdfIn PDF document text
- https://0115c081-d8bc-4983-a705-81db93bf1442.filesusr.com/ugd/990402_2557041261474e048ccbcd1b402d28de.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/podawakumepewez/26258515408.pdfIn PDF document text
- https://ca39a19f-16f9-469f-ab0b-65ec0463b8d0.filesusr.com/ugd/cc9b97_3ebbc60864674c6ab9448d32ee83676d.pdf?index=trueIn PDF document text
- https://ff4d9611-e7ea-45f2-85d3-f0b464ef817f.filesusr.com/ugd/48f461_dd73bdd4e2f34b94b65294bef0611b64.pdf?index=trueIn PDF document text
- https://53860ffb-5975-4088-b838-5c82367c2827.filesusr.com/ugd/0d2908_b11d1ef2e99b4bbba8d92be2ad95d001.pdf?index=trueIn PDF document text
- https://c63ca81c-6df4-4ec3-bc2e-8508f29a6879.filesusr.com/ugd/d48fe3_3cdf238e7ad147bd85dddba91667747b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nitajosasa/65751854334.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
- 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_off0000e875.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE875 | 5672 bytes |
SHA-256: 9975bd8dbd022abcb5584fe3c6584d6e8cfb18a08a8cdea2c14b9f2250d0aa8e |
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font_01_sfnt_off0000fb92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB92 | 10536 bytes |
SHA-256: 25b34dd84838d7743c5a03bb94f01186e97d7bb05af4b232a5be24388c2c3e99 |
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font_02_sfnt_off00011f58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F58 | 18008 bytes |
SHA-256: e0e040d5f688d4aba23247cd31508742b7e85697fda61df96fa56c31bdab4bab |
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