MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external URIs and is flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. The 'SE_ENCRYPTED_DOC_LURE' heuristic indicates a fake secure document view, with a link pointing to a redirector. The presence of multiple disposable hosting domains and UTM parameters suggests a phishing campaign aimed at driving traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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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Fake encrypted/secure-document view lure high SE_ENCRYPTED_DOC_LUREDocument claims to be an encrypted or protected file that must be opened through a 'secure view' link, and the action link uses deceptive infrastructure. This is the secure-document credential-phishing carrier: the page imitates a secure-mail / document-cloud gate while the link leads to a harvesting site. action link to abused redirector.
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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://golowaki.ru/strik?utm_term=art+history+jobs+nyc PDF link annotation
- http://zesisoxesevi.22web.org/what_are_the_methods_and_techniques_of_language_teaching.pdfIn PDF document text
- http://sakivometo.medianewsonline.com/islam_aur_jadeed_science.pdfIn PDF document text
- http://kobopez.mygamesonline.org/66017562184.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4472788/normal_60580751de1f5.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4481695/normal_5fe55fe57930b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450042/normal_60464e406444a.pdfIn PDF document text
- http://nulivanofika.mygamesonline.org/foralutobomajagupoguger.pdfIn PDF document text
- https://limudetoruvuvo.weebly.com/uploads/1/3/4/8/134890021/kilazosabikapetezul.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4483362/normal_602c8caebe94c.pdfIn PDF document text
- http://bimiwefumukiv.22web.org/46186872667.pdfIn PDF document text
- https://degunosusoteri.weebly.com/uploads/1/3/1/4/131453230/6630993.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4452587/normal_60052d686891d.pdfIn PDF document text
- https://fukukajapojuj.weebly.com/uploads/1/3/2/8/132815924/derogabixudud-noxudaxos-vitabewuwan-mitemuz.pdfIn PDF document text
- http://zivetizigomiki.iblogger.org/action_games_for_android_free_apk.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490523/normal_604d3c28d8963.pdfIn PDF document text
- http://sevagawos.getenjoyment.net/rifemibiladeragonosexol.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4480399/normal_5ff7d3d2581ab.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/wujodibu/discovering_our_past_a_history_of_the_united_states_early_years_chapter_3.pdfIn PDF document text
- https://s3.amazonaws.com/regufojalojaza/92876359650.pdfIn PDF document text
- https://s3.amazonaws.com/lebaxa/journal_of_alloys_and_compounds_manuscript_template.pdfIn PDF document text
- https://s3.amazonaws.com/gazijewevan/diwibifepaset.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00023fc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x23FC8 | 4952 bytes |
SHA-256: 00829b0ee863426f7e4ac376b2b69ca2be3196240737a94bcbb5af1b2abbeb94 |
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font_01_sfnt_off000250aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x250AA | 12196 bytes |
SHA-256: 31636b9a5a6a4eddc4bec184bac404357ff5161fc398819b972684ceef41e536 |
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font_02_sfnt_off000279dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x279DC | 16232 bytes |
SHA-256: ee0a29113e05e18cc9dd0aa818c1a56c150b8781d6e006ea1e202f9d193b0bc7 |
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