MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing campaign. One of the primary URLs observed is https://zajinet.ru/strik?utm_term=n600+netgear+cable+modem+router, which appears to be part of a lure to direct users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://zajinet.ru/strik?utm_term=n600+netgear+cable+modem+router PDF link annotation
- http://goodsun.fun/visitor_canadian_visa_lottery_form5rarv.pdfIn PDF document text
- https://bukivobiwizu.weebly.com/uploads/1/3/4/0/134097020/kutep_ragasixija.pdfIn PDF document text
- http://neyroskakalka.site/berigigusadobejavae9san.pdfIn PDF document text
- https://cdn.sqhk.co/baruduwege/aibicTC/ddpai_m6_plus_mount.pdfIn PDF document text
- https://dotaterezisal.weebly.com/uploads/1/3/4/7/134771172/sixeparip.pdfIn PDF document text
- https://sufimademum.weebly.com/uploads/1/3/4/2/134236216/kavaxuwuwibinelon.pdfIn PDF document text
- https://tuwagufo.weebly.com/uploads/1/3/3/9/133999840/kanep.pdfIn PDF document text
- https://fobunimo.weebly.com/uploads/1/3/1/4/131407012/tezolij-zuferife.pdfIn PDF document text
- https://cdn.sqhk.co/nonuripot/fjdidgh/winidik.pdfIn PDF document text
- https://wipuzene.weebly.com/uploads/1/3/5/9/135971348/169408.pdfIn PDF document text
- https://fumamefix.weebly.com/uploads/1/3/0/8/130873833/6624256.pdfIn PDF document text
- https://cdn.sqhk.co/guzamuvi/Rja9Wgi/dekasenikikodotudasogap.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/nisiwanolom/why_is_there_black_dots_on_my_teeth.pdfIn PDF document text
- https://a6132035-7465-4fe4-be4e-2faa96c22dab.filesusr.com/ugd/cf950b_af6928ce208148278da154862d89ccb3.pdf?index=trueIn PDF document text
- https://1dfef493-bba3-4db0-89f7-7cef958ceea2.filesusr.com/ugd/3dbeb3_aa89fd3535694c6eba23d71cf98a6cf9.pdf?index=trueIn PDF document text
- https://0503187d-52cd-4237-9521-a3cb9bf551ae.filesusr.com/ugd/5bb01c_222be30e325f479aa3d56f13ce13e029.pdf?index=trueIn PDF document text
- https://2eda13a9-9e0f-47dd-bbfa-a9a5028a3314.filesusr.com/ugd/61c57f_a8cef9593b8d4be19f89db7ef146d03e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fejakixoweka/kabc-ii_score_ranges.pdfIn PDF document text
- https://s3.amazonaws.com/sizabo/ethiopia_disaster_risk_management_policy.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f41c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF41C | 5320 bytes |
SHA-256: dad7e00bbba890a67578513360c08176d73c1a3b05721b6e2a1b7caa697480b8 |
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font_01_sfnt_off0001060e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1060E | 11940 bytes |
SHA-256: 5e10399d427eac76256a3ffbbaf83957fe4a18fdda9f87dec3c5b9e1d3c1ecf7 |
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font_02_sfnt_off00012e5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E5E | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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