MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious by a machine learning classifier and contains a link to a known malicious redirector at `ttraff.ru`. This redirector is likely used to obscure the final destination, which could be a phishing page or a malware download. The document also contains a large number of links to PDFs hosted on Shopify, suggesting a link farm for SEO poisoning or traffic generation. No scripts were extracted, but the presence of the malicious redirector is a strong indicator of malicious intent.
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=kodak+printhead+loose+or+missing
- https://cdn.shopify.com/s/files/1/0459/9401/6935/files/10329954788.pdf
- https://cdn.shopify.com/s/files/1/0432/8144/9118/files/49688462716.pdf
- https://cdn.shopify.com/s/files/1/0441/1670/5432/files/free_android_antivirus_protection_app.pdf
- https://cdn.shopify.com/s/files/1/0435/6322/1155/files/canada_airport_codes.pdf
- https://cdn.shopify.com/s/files/1/0447/8061/7885/files/57599779973.pdf
- https://cdn.shopify.com/s/files/1/0434/6331/1512/files/nowimuzizujowufasoxoru.pdf
- https://cdn.shopify.com/s/files/1/0436/0595/0626/files/viwiwogagazelitipagere.pdf
- https://cdn.shopify.com/s/files/1/0466/3951/3765/files/chasing_cars_lyrics_by_nasser.pdf
- https://static.usrfiles.com/ugd/808d8c_b04ab988f3da486ebdb099865e1cae27.pdf
- https://static.usrfiles.com/ugd/97493d_1020d8a704714d68a33ccb07cebb45a9.pdf
- https://static.usrfiles.com/ugd/a2ebd8_724de835f3724cac90b6d5c3fa1dd9b8.pdf
- https://static.usrfiles.com/ugd/49be48_406f3631bf00402183b91451a52cdb44.pdf
- https://static.usrfiles.com/ugd/b8c837_f937331da51648f0a8d23126ba60b336.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_off00008712.binfdbd70b6c05d99d5e29ada943e4eb2ce258df62b9d4a5845bb1ebfbaf339e5aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8712 | 5408 bytes |
font_01_sfnt_off0000994b.bine90606d1d2352ab522b49240eccc7e838dff38073d2a44e79812455b5da3e3e6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x994B | 10968 bytes |
font_02_sfnt_off0000bee8.binc2f1b8e27e4c5d1eb6694bcf999bed56489d599ed66a9b176e3ad865fa2ee921 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBEE8 | 16232 bytes |
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