MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links to external websites, a common tactic for SEO poisoning and redirecting users to malicious content. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags a link to 'ttraff.link', which is known malicious infrastructure. The ML classifier also strongly indicates maliciousness. The document body, though heavily obfuscated, contains the URL that is also present in the heuristic findings, reinforcing the lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.link/wix?keyword=correction+of+sentences+exercises+with+answers+pdf
- http://ripovud.timsguitar.net/uploads/1/3/1/3/131378898/gamus-sedexopusomuzap.pdf
- http://gegav.catholicapostolatecenter.org/uploads/1/3/2/6/132695543/9520357.pdf
- http://files.finefoliage.com.au/uploads/1/3/0/7/130740124/3505170.pdf
- http://files.geneploss.com/uploads/1/3/0/7/130775448/jawuwadixakesut-gefodebo-mitamosezate.pdf
- http://files.askpapabear.com/uploads/1/3/0/8/130873983/vukonozuruvikapewid.pdf
- http://files.taitfarmfoods.com/uploads/1/3/1/4/131406659/bofanuvok.pdf
- http://miriv.dorkapedia.net/uploads/1/3/1/4/131453870/rapesaf.pdf
- http://files.notecbd.com/uploads/1/3/1/1/131163836/c5d86b62be.pdf
- https://cdn.shopify.com/s/files/1/0432/2862/7107/files/free_printable_inspirational_bookmarks_templates.pdf
- https://cdn.shopify.com/s/files/1/0429/9633/4753/files/nobody_s_perfect_lyrics_hannah_montana.pdf
- https://cdn.shopify.com/s/files/1/0434/0816/2974/files/xowilotuk.pdf
- https://static.usrfiles.com/ugd/ef7b09_18c30bbee988431cb184051fc7d81994.pdf
- https://static.usrfiles.com/ugd/aef5b7_27727a97b2e04d8bb6852e1d945681d2.pdf
- https://static.usrfiles.com/ugd/ddb60a_a00c6a6b878047b6be49536c2bfe0909.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a541.bin85b692c1c636aed9ab1240d2a7361179fdd6c0849396a06064984f922e967b4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA541 | 2828 bytes |
font_01_sfnt_off0000af3b.bind97dc205953d9ddbbdecbced681e206876e23d0cfbfaff7f2f068b91ac67668d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF3B | 5276 bytes |
font_02_sfnt_off0000c13e.bindbda8df83853afea8a886bb4465292e48353646a66fab92d5b4b697eac8c0aae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC13E | 10192 bytes |
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