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 (Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) and an ML classifier. It contains a large number of external links, many of which are on disposable hosting, suggesting a link farm or phishing operation. The document body, though heavily corrupted, contains text related to educational materials, which is likely a lure to direct users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://nomylo.ru/pbw?utm_term=holt+mcdougal+larson+algebra+1+answers+pdf PDF link annotation
- https://fupakukenig.weebly.com/uploads/1/3/4/2/134234610/a84f242c54e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379742/normal_60639c5de5931.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373301/normal_60604bee54938.pdfIn PDF document text
- https://vixififevi.weebly.com/uploads/1/3/5/3/135346472/956781.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486051/normal_5ff7860b968dc.pdfIn PDF document text
- https://gimimelaxagoke.weebly.com/uploads/1/3/2/7/132740951/xarabami_ziveza.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4379220/normal_5ff979cf1b5d5.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/2c051af6-7f10-4c99-bcef-6b9078905b2f/gm_diet_plan.pdfIn PDF document text
- http://visetululiv.pbworks.com/w/file/fetch/144415248/star_wars_jedi_academy_no_cd_patch.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9bb183b8-ebdf-4569-846f-dc58cf01a24b/vederudepa.pdfIn PDF document text
- http://detomipipu.pbworks.com/f/sasefuxixopowumizovukara.pdfIn PDF document text
- http://ruxafonan.pbworks.com/w/file/fetch/144492054/what_games_can_you_play_with_the_ferrari_458_spider_racing_wheel.pdfIn PDF document text
- http://jajisaparev.pbworks.com/w/file/fetch/144418632/jivuvajiwupozisotix.pdfIn PDF document text
- http://maxasol.pbworks.com/w/file/fetch/144548094/84450014423.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/15467fab-1ef6-41e5-b3c1-9942bbe1b9c1/tezasum.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/753a1d6f-d0a0-4e12-b6c1-1304abaf0993/78684684421.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fda8dc0f-1fad-4ba6-a45b-4f767036c61b/tom_clancys_the_division_after_level_30.pdfIn PDF document text
- http://polubisoxuwo.pbworks.com/w/file/fetch/144505710/calendario_escolar_2020_a_2021_sep_puebla.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2ab929e-4da0-4dd2-95fe-1a26daaa719f/printing_art_lesson_plan.pdfIn PDF document text
- http://kedetuwi.pbworks.com/f/why_wont_my_remote_work_on_my_samsung_tv.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_off0000eea4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEA4 | 5720 bytes |
SHA-256: 9c3fd0f752a2b02b5a76494e742009f8af41c0ed0f008f00b6543889a20ab988 |
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font_01_sfnt_off00010218.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10218 | 12108 bytes |
SHA-256: 936661c683967822b9f47d62abc7b89e7ace34117e779d9f6e59c2b0bc611103 |
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