MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many pointing to disposable domains, suggesting a link farm or phishing campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body, though heavily obfuscated, contains text related to a product review, likely a lure to encourage clicks on the embedded malicious URLs.
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://midufefew.ru/123?utm_term=beats+by+dre+studio+3+wireless+headphones+review PDF link annotation
- https://cdn.sqhk.co/zinazejoras/dgcfhe7/vorowovilo.pdfIn PDF document text
- https://cdn.sqhk.co/nosilaxuziz/jXhfogc/80161516069.pdfIn PDF document text
- https://cdn.sqhk.co/narulaloro/CjbhbNP/stamped_cross_stitch_kits_hobby_lobby.pdfIn PDF document text
- https://cdn.sqhk.co/gewewoturila/Yjh2pcY/24059532409.pdfIn PDF document text
- https://cdn.sqhk.co/riwutosax/hahghbi/jungle_flyer_psd_free_pool_party.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/c314f291-3fc3-40e8-902c-523d2244d1e2/71845197900.pdfIn PDF document text
- https://12a3aa02-022d-4218-8efb-90aa4388683d.filesusr.com/ugd/6dfd9b_7ec2221e0f654070aba7bd6d40a607c5.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/muvojugejoxip/migoxilefijivafol.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d3084736-2c73-4a5c-92f5-c59d584efa95/40296037175.pdfIn PDF document text
- https://a3720f92-bdaa-4449-a3ff-14f36884d2d5.filesusr.com/ugd/afadc3_a01f663193ed47f5b5b8c1b983e832f8.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/lefemijip/atlantica_online_power_leveling_guide.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/31438082-7f9a-42d3-acbb-210eef9a6db7/jajufodujo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/db9c2faf-c2b6-44b9-9f13-025af2dd0b6a/rizumatafuludelo.pdfIn PDF document text
- https://f1c0478e-57b3-422a-b8eb-433964b677d2.filesusr.com/ugd/16c17d_ba6686eeba254694adeb7d792735d9f6.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/biwubeleba/siwatuwo.pdfIn PDF document text
- https://26c1613e-5d28-4fa3-89cb-3d2c9ab59faf.filesusr.com/ugd/fe83c3_4c71836fcd93433394b8088fdd1cb12c.pdf?index=trueIn PDF document text
- https://4b0cdf75-2e42-4830-99f1-bbdbaec3f661.filesusr.com/ugd/891219_665576af5d294b4eb00744b8d1563dcc.pdf?index=trueIn PDF document text
- https://c46c713f-5e69-4c64-aad4-d86f29440f76.filesusr.com/ugd/957c7b_1317a07d08c3415783f3640c71728bda.pdf?index=trueIn PDF document text
- https://3c1efe6f-6e34-41bb-a2c4-2be85dd3cb33.filesusr.com/ugd/41f880_2d327769a4344e1eb02baacd3188c34e.pdf?index=trueIn PDF document text
- https://16fd3b15-5541-4454-9538-28daacbf497e.filesusr.com/ugd/e32576_480b8b2ff7834aaa94f5d93fbc9767c4.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xajowu/pride_and_prejudice_by_jane_austen.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e999f56b-4891-4cdb-8063-beac1122a613/what_is_a_maritime_lawyer.pdfIn PDF document text
- https://s3.amazonaws.com/fusidejebi/12357302451.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_off00010a29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A29 | 5656 bytes |
SHA-256: 975cd55fe9cd7aee49bb8cdadcab5e75257af9318f38146a0574aac95161fe6d |
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font_01_sfnt_off00011d6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D6D | 11284 bytes |
SHA-256: 2570da8f14b9c0823391337838ed8f2c51718541fd7d59e2a56809d9c706cdac |
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