MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a redirector URL, which is a common technique for delivering malicious payloads or phishing pages. The document body, though heavily obfuscated, contains the same lure text and URLs found in the heuristics, suggesting a social engineering attempt to trick users into clicking the malicious link. 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.cc/wix?keyword=solidworks+exercises+pdf
- https://static.usrfiles.com/ugd/b8c837_e05996274a114557ba240fe8438ab133.pdf
- https://static.usrfiles.com/ugd/b8c837_3654629aa2064e9a974cda5dc80845c2.pdf
- https://static.usrfiles.com/ugd/b8c837_fa1ed2993df2487d960fe704b1703569.pdf
- https://static.usrfiles.com/ugd/7603ae_66c0159cad344d3585975aac2c125b02.pdf
- https://cdn.shopify.com/s/files/1/0440/6119/6440/files/attu_full_movie_tamilrockers.pdf
- https://cdn.shopify.com/s/files/1/0435/3127/2351/files/94527131803.pdf
- https://cdn.shopify.com/s/files/1/0431/7518/2496/files/alice_in_wonderland_disney_story.pdf
- https://cdn.shopify.com/s/files/1/0433/1136/6309/files/splatoon_bamboozler_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/muxolalinurijelibabozafod.pdf
- https://cdn.shopify.com/s/files/1/0434/1356/9690/files/woocommerce_one_page_checkout_plugin_free.pdf
- https://cdn.shopify.com/s/files/1/0429/8565/2375/files/xuzenuwikabimunorojawite.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75130531250.pdf
- https://cdn.shopify.com/s/files/1/0427/6820/3942/files/23904075600.pdf
- https://cdn.shopify.com/s/files/1/0432/0762/2824/files/xemibinew.pdf
- https://cdn.shopify.com/s/files/1/0437/2204/7638/files/pomepa.pdf
- https://cdn.shopify.com/s/files/1/0428/9419/6902/files/butatojiwe.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_off000064fa.bina04f130ec80758dab11f0314aa399e5ee53c1c2fad803bbe13cdc3f593186574 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64FA | 5268 bytes |
font_01_sfnt_off0000770b.bin65c298755eae359fdcf1b6605b202f46a64ed7704b97b34fb3896156da69b662 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x770B | 10592 bytes |
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