MALICIOUS
186
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 for 'Pdf.Phishing.Trojan'. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation tactic. The primary URL identified is `https://trafffe.ru/aws?utm_term=android+spinner+background+color+example`. While no scripts were explicitly extracted, the nature of the link farm and the ML classification strongly indicate a malicious intent, likely phishing or malware distribution.
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://trafffe.ru/aws?utm_term=android+spinner+background+color+example PDF link annotation
- https://cdn.sqhk.co/rinilafexowi/T8tHaQb/vidaxadunigasonevekimuvo.pdfIn PDF document text
- https://retujesa.weebly.com/uploads/1/3/4/5/134529196/4504441.pdfIn PDF document text
- https://rajaxamakato.weebly.com/uploads/1/3/2/3/132302926/574df53446b.pdfIn PDF document text
- https://litisenos.weebly.com/uploads/1/3/1/0/131071047/tixutubuduxaxa_temomosedok_tugenoxukabude_rukinelo.pdfIn PDF document text
- https://kivepuwepadile.weebly.com/uploads/1/3/4/3/134392404/wusatukitab.pdfIn PDF document text
- https://letotanuvimipe.weebly.com/uploads/1/3/4/5/134598603/wibaf.pdfIn PDF document text
- https://cdn.sqhk.co/fisejadiruw/hdXBEia/history_vault_apple_tv.pdfIn PDF document text
- https://wajiresejepo.weebly.com/uploads/1/3/0/7/130774962/2325684.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/4857e632-479f-4438-81d0-f8462b447ba6/9679275791.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ca319fe0-117a-4d0c-b51a-9d31b1b1f65c/pepupijosefazukefi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1341ea48-20ef-4902-ab33-5feff822c082/minecraft_152_download.pdfIn PDF document text
- https://s3.amazonaws.com/farezelof/math_2_answers_bully.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0fd7c5f0-6ae3-470b-bb90-2802786eb278/cover_letter_for_social_work_internship_with_no_experience.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/92d7fe06-fc2f-489d-84c3-fc6ae3c5c6e4/zoll_x_series_manual.pdfIn PDF document text
- https://s3.amazonaws.com/zukogi/coreldraw_x4_portable_32_bit.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_off0000f2ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2EF | 5656 bytes |
SHA-256: 05e7ad01c1be2bdf5e8002723abd0fbe415d98f75c56f79300d27aec3b42a370 |
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font_01_sfnt_off00010620.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10620 | 11360 bytes |
SHA-256: f46b488899634e71924a5416bf42f457c62b0ba3b02545585625f93679f90cb1 |
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