MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/wix?keyword=run+on+sentences+and+comma+splices+worksheet'. It also exhibits characteristics of a PDF link farm, embedding a large number of external links, many of which point to Shopify-hosted PDFs. The document body, though heavily obfuscated, contains the malicious URL and appears to be a lure for a worksheet. The ML classifier strongly indicates 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=run+on+sentences+and+comma+splices+worksheet
- https://cdn.shopify.com/s/files/1/0433/8289/8840/files/facebook_cash_machine_blueprint.pdf
- https://cdn.shopify.com/s/files/1/0433/1926/3397/files/jepisiziwegig.pdf
- https://cdn.shopify.com/s/files/1/0431/2304/8609/files/adeemsa_qorannoo_gochaa.pdf
- https://cdn.shopify.com/s/files/1/0437/4642/7034/files/68526584929.pdf
- https://cdn.shopify.com/s/files/1/0429/4829/6863/files/mowagemanefe.pdf
- https://cdn.shopify.com/s/files/1/0430/6183/7981/files/35835377016.pdf
- https://cdn.shopify.com/s/files/1/0431/4942/6845/files/54591776944.pdf
- https://static.usrfiles.com/ugd/b8c837_bbc5d4d42aef426d9b0325a200230972.pdf
- https://static.usrfiles.com/ugd/b8c837_d11437a55e144f4ba2404a42807a9aa8.pdf
- https://static.usrfiles.com/ugd/c1de29_c2bf9ad5d921441c99709c5a14d57719.pdf
- https://cdn.shopify.com/s/files/1/0429/6101/0842/files/bilogoz.pdf
- https://cdn.shopify.com/s/files/1/0461/9282/0382/files/prime_factorization_worksheets_grade_8.pdf
- https://cdn.shopify.com/s/files/1/0428/5969/2198/files/18630984010.pdf
- https://cdn.shopify.com/s/files/1/0432/4461/7885/files/ruguliwifubofuwagegike.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_off00007677.binf5090ff093dde3778bb0514e2f08fa345acc59a23fdaf56a062bc8ea2f4129bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7677 | 5476 bytes |
font_01_sfnt_off000088ff.bin01979997c232a3da51dc307906f3497fe767cd32e59e788ccd918230f55cfbf6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88FF | 10836 bytes |
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