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 hosted on disposable domains, suggesting a link farm or SEO poisoning tactic. The primary external URL, https://zajinet.ru/strik?utm_term=john+deere+48c+mower+deck+belt+size, is likely part of this scheme to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
Heuristics 6
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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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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 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://zajinet.ru/strik?utm_term=john+deere+48c+mower+deck+belt+size
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- http://rankingcoach-apps.com/jisagisesixukizareljr6qv.pdf
- https://cdn.sqhk.co/fenazijeguk/ebiaKaK/limobitigemiremezuleziwaf.pdf
- https://cdn.sqhk.co/kifukuvitog/haqM2RI/71460378118.pdf
- http://organic-ita.space/35721212138uag91.pdf
- http://pivadelutarape.iblogger.org/write_equations_of_lines_in_slope-intercept_form_worksheet.pdf
- http://lidobexi.22web.org/equivalent_fractions_worksheet_ks4.pdf
- http://tajezedireg.iblogger.org/pobuditaw.pdf
- https://cdn.sqhk.co/moviferu/1gdjdia/baby_s_first_words_barefoot_books.pdf
- https://cdn.sqhk.co/bajafigotuvi/s8IaGgi/oregon_wildfire_evacuation_map_live.pdf
- http://fakaripeti.xyz/are_there_miniature_german_shepherdsr3ynt.pdf
- https://cdn.sqhk.co/tupipitijil/aWhyiba/cube_crash_online_game.pdf
- http://bufo.online/sap_tutorial_for_beginnersg62w9.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://436c154b-1c2d-4c60-9768-ed3a268ef5e1.filesusr.com/ugd/e8e253_95e54b2485544c11a0061d435b1af578.pdf?index=true
- https://4c982f7a-b72b-446d-8c7a-5e2d6818c0db.filesusr.com/ugd/519a61_f4fc2fe4ffb24b119d713306234f1917.pdf?index=true
- https://5548a280-a194-4776-8019-0e256783c1fa.filesusr.com/ugd/f2c1dc_f6e3090f72024e308e0d7233815bd489.pdf?index=true
- https://uploads.strikinglycdn.com/files/247cea12-435d-4f0b-aa5f-12826ea2bd66/51171977560.pdf
- https://6bc553e5-d0de-4278-827a-c77c8eb32fbd.filesusr.com/ugd/4a6c57_53c4a8ab2f564105b7d95d1c4b8970c2.pdf?index=true
- https://uploads.strikinglycdn.com/files/47df842b-1125-44c7-98c6-8461604c7469/bipixatapifojinetinowe.pdf
- http://vagaxalelevirot.epizy.com/78709661291.pdf
- https://7915b8bc-6246-4d41-ad24-d7282f9ec2d3.filesusr.com/ugd/3bcfef_95e3d700f90a483395e55056dd254a5f.pdf?index=true
- https://9e77dbea-16d6-438e-9859-4a68c5388828.filesusr.com/ugd/3225da_52dcfe90f0c54d7dbd6de157f4a6da5f.pdf?index=true
- http://libunemep.epizy.com/jawapofefoneti.pdf
- https://88211235-bf86-4d40-a6ec-a052db2f682e.filesusr.com/ugd/94e5ef_2f89b7ee871549dc86623b6a682f69e9.pdf?index=true
- https://1c019786-7048-4615-837a-ae53f087c4ae.filesusr.com/ugd/8b4172_fcc3e9dddf0441b2bff8f5192cc5b34d.pdf?index=true
- https://uploads.strikinglycdn.com/files/2e48dda2-6646-491a-9515-14c9124782bb/negebokinogadabukede.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f0e2.bin65e89105d19f6b1866f45177e579878ef713c0772a6a3cb72802fcc86547dcb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0E2 | 5584 bytes |
font_01_sfnt_off000103d7.bin2f7ee182256f911467ccfc827211851e1008c152043f3c8960b0ecc4a14480cb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103D7 | 11128 bytes |
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