MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, with the primary link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'Continents of the world map worksheet' and the malicious URL, suggesting a lure for a phishing or malware distribution campaign. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://ttraff.ru/wix?keyword=continents+of+the+world+map+worksheet
- https://static.usrfiles.com/ugd/d4a9d6_9569d7e1645a4e719272c3dc07af88ce.pdf
- https://static.usrfiles.com/ugd/1cc7e8_2a4066263c714f0f8c8467e88ac739cf.pdf
- https://static.usrfiles.com/ugd/38eac1_1b270c83ef1b41cb9a1df69d11d0ce6b.pdf
- https://cdn.shopify.com/s/files/1/0437/6510/4791/files/32051125884.pdf
- https://cdn.shopify.com/s/files/1/0434/7969/5517/files/30832262435.pdf
- https://cdn.shopify.com/s/files/1/0428/4229/2391/files/77510174187.pdf
- https://cdn.shopify.com/s/files/1/0430/4856/6933/files/galactic_civilizations_3_crusade_guide_fr.pdf
- https://cdn.shopify.com/s/files/1/0432/9439/2485/files/besezulowizujijef.pdf
- https://static.usrfiles.com/ugd/ca300b_3406868fc0df4ac2bd4fece78ddc6a5a.pdf
- https://static.usrfiles.com/ugd/51c472_6a143ddd2ab54fa1a8c542c25b53237b.pdf
- https://cdn.shopify.com/s/files/1/0430/9277/0977/files/fundamentals_of_matrix_computations.pdf
- https://cdn.shopify.com/s/files/1/0429/8794/6133/files/40895075940.pdf
- https://cdn.shopify.com/s/files/1/0428/1086/7871/files/osborn_diagnostic_cerebral_angiography.pdf
- https://cdn.shopify.com/s/files/1/0428/6971/9196/files/suzukewuzatewonolipu.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004ed6.binadb9132534b7255fd62fb611112ab9b20b895e77698d5c2870ca7f394b888c00 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4ED6 | 5344 bytes |
font_01_sfnt_off000060e1.bina33e5ceadd3a8eb5ef58c79c30e193286008003a9438f1364aedce81dff4e714 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60E1 | 9824 bytes |
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