MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a high-severity ML classifier and ClamAV detection. It utilizes an image lure linked to an SEO redirector, which is a common phishing tactic to disguise malicious links. The embedded URLs, while appearing benign, are part of a chain designed to lead the user to download potentially unwanted or malicious content, likely exploiting the user's interest in technical documents.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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://feedproxy.google.com/~r/sq/ugae/~3/7R6buoffwiA/square?utm_term=mechatronics+problems+and+solutions+pdf PDF link annotation
- https://static1.squarespace.com/static/60aac5994c6b1805bc4acbdb/t/60ec81b554a52c186ce4c7ca/1626112437462/the_lateral_surface_area_of_cylinder_is.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac5994c6b1805bc4acbdb/t/60e8ce3e8f67167615ad0abe/1625869886986/93121050843.pdfIn PDF document text
- https://static1.squarespace.com/static/60bf69b23f3791685666e32d/t/60e82d2b8592fe3a5894f005/1625828652099/how_to_put_capes_on_in_minecraft_pe.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac52a97a1d73ddacfe14c/t/60e8e7142dabf27235514d30/1625876244878/8111750767.pdfIn PDF document text
- https://static1.squarespace.com/static/60bf69b23f3791685666e32d/t/60ec8aedef188817f7e22aae/1626114797500/typhoid_in_child_symptoms.pdfIn PDF document text
- https://static1.squarespace.com/static/60bf6bff0d8d387fecc8b153/t/60e93db6b68d8f0f4bf93377/1625898423159/groundwater_is_a_nonrenewable_resource_because.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac59fb7e9621e2f466549/t/60e8340180504e0a776d6001/1625830401973/panama_currency_in_spanish.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac52a97a1d73ddacfe14c/t/60ecadf6ad57c8233657445a/1626123766824/89503584349.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac4dd19f082755c4e5c69/t/60eccc18f64979768eeaa472/1626131480786/simcity_5_tips_and_tricks.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac59fb7e9621e2f466549/t/60e8463685181504630bd5bc/1625835062571/in_afib_meaning.pdfIn PDF document text
- https://static1.squarespace.com/static/60bf6cad3a95e91b59aa2418/t/60e9017866be7e490f0e4d46/1625883000966/nalutiziri.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac4e0d5abe22cec5c4b22/t/60ec91d91951226b8b8be938/1626116569242/time_to_the_quarter_hour_worksheets.pdfIn PDF document text
- https://static1.squarespace.com/static/60bf69b23f3791685666e32d/t/60eca6c2e0914637f38e4d0f/1626121922263/48273072759.pdfIn PDF document text
- https://static1.squarespace.com/static/60aac4e0d5abe22cec5c4b22/t/60e948a766be7e490f10e413/1625901224056/the_fast_and_the_furious_hobbs__shaw.pdfIn PDF document text
- https://static1.squarespace.com/static/60bf6c89a2b0b938881bcf91/t/60ec92b636ee212f66cfbd9b/1626116790926/charity_donation_drop_off.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://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_off0000e2de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2DE | 11120 bytes |
SHA-256: cd6d3f943abdb68ce20edd58a2e89bb23ff74d4d6815cb1decb0e7e29ccf2de2 |
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font_01_sfnt_off0000fc5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC5C | 16768 bytes |
SHA-256: 5bbb6cd2dc4971d941a6c5d136b30dd12c618892965e673e297a8d7dcd4418de |
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font_02_sfnt_off00012835.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12835 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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