MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by both ML classification and ClamAV, indicating a high likelihood of malicious intent. The document contains a large number of external links, many hosted on disposable domains, characteristic of a link farm designed to obscure the ultimate destination. The presence of 'utm_term' parameters suggests an attempt to track user engagement, common in phishing or scam campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://gimoguvi.ru/strik?utm_term=fluval+306+manual PDF link annotation
- https://jimekomu.weebly.com/uploads/1/3/1/4/131453536/3890268.pdfIn PDF document text
- http://bumawusuka.mypressonline.com/what_is_pbl_medical_school.pdfIn PDF document text
- https://kujibolivobukib.weebly.com/uploads/1/3/1/1/131163991/7655250.pdfIn PDF document text
- https://cdn.sqhk.co/vimerokil/iciiZmK/the_sims_mobile_hack_android_1.pdfIn PDF document text
- http://vubitim.sportsontheweb.net/10091538981.pdfIn PDF document text
- https://porujeworor.weebly.com/uploads/1/3/2/8/132814718/sofubapifoxuma_dimawofenosela_ridopewotadow.pdfIn PDF document text
- https://cdn.sqhk.co/bezakebijuk/OjaCjic/43658154355.pdfIn PDF document text
- https://tunajixawovu.weebly.com/uploads/1/3/0/8/130873758/jomuzugu.pdfIn PDF document text
- http://pihodze.com/92090718070qyi97.pdfIn PDF document text
- http://jupifidupepir.getenjoyment.net/46295518353.pdfIn PDF document text
- http://masajsalonunuz.com/panasonic_6.0_plus_kx-tg4731asg3l.pdfIn PDF document text
- http://re-prime.ru/what_are_butterfly_antennae_called5ial8.pdfIn PDF document text
- http://todayit.pro/97627698006t08al.pdfIn PDF document text
- https://bulejoge.weebly.com/uploads/1/3/0/7/130775594/04835c8687fa.pdfIn PDF document text
- http://xepelewatelaziv.getenjoyment.net/listino_borsa_merci_bologna.pdfIn PDF document text
- http://cafechorsu.ru/seroquel_medication_guideflrn8.pdfIn PDF document text
- http://sevowina.medianewsonline.com/going_to_exercises_affirmative_negative_questions.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://ed59cdd8-0d75-4634-8bb2-7afdb9da103e.filesusr.com/ugd/9cb112_55f31888c4374944971b47069fd240d5.pdf?index=trueIn PDF document text
- https://2e03c77f-99cc-4591-9807-54d8d49c9ce6.filesusr.com/ugd/759733_2a1e0386597648f696f954a60dbd5fe2.pdf?index=trueIn PDF document text
- https://f8e303d0-f350-43d2-b7c3-f886ef13ec25.filesusr.com/ugd/1bb397_d97418e7915a419982f4786fbdd70723.pdf?index=trueIn 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_off0000e991.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE991 | 4560 bytes |
SHA-256: c83ce3a218143acb5d811eb362345ad3f923bcd26ffc494d370d53f1389bf0a0 |
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font_01_sfnt_off0000f8e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8E0 | 11000 bytes |
SHA-256: 7d1e73bc4478783deb9b335842b8253aaba6c104f4985267b42f8551176ab74b |
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font_02_sfnt_off00011e44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E44 | 4324 bytes |
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
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