MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to potentially malicious domains, suggesting an attempt to redirect users to phishing sites or download further malware. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a link farm strategy, common in phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
Heuristics 5
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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://www.mainephilanthropy.org/sites/default/files/lipedoketuparukol.pdf
- http://cicatsalud.com/html/sites/default/files/webform/sidetarebuw.pdf
- http://seiary.com/sites/default/files/webform/rec/wugibizipudaxejomite.pdf
- https://www.dgs-interparts.be/sites/default/files/41094691834.pdf
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/kokibilelage.pdf
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/5308316073.pdf
- https://www.natsihwa.org.au/sites/default/files/webform/72789215659.pdf
- https://www.enwidth.com/sites/default/files/webform/resumes/75468476758.pdf
- https://www.natsihwa.org.au/sites/default/files/webform/tesogiruzan.pdf
- https://www.ofalloncasting.com/sites/default/files/webform/gegemapoxazokex.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=att+hitta+f%25C3%25B6rf%25C3%25A4der+genom+dna
- https://campusrec.princeton.edu/system/files/webform/47045932069.pdf
- https://community.princeton.edu/system/files/webform/putirufulexuxibo.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db1e.binfc5ff4d831501f6f612bf98f2ab059161de778fbcbbb72cb7ca550bc0653cf67 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB1E | 5472 bytes |
font_01_sfnt_off0000ecbf.bin673b3951c35eb250003ebd2902eb6382fd80e24e54525718123a05f6e67ae939 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECBF | 11884 bytes |
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