MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious due to a critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=cursive+letter+b+worksheet', which is also listed as a suspicious IOC. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning attempt to distribute malicious content. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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.com/pify?keyword=cursive+letter+b+worksheet
- http://files.marialongmireartandphotography.ca/uploads/1/3/1/4/131409333/nomonaxedetoj.pdf
- http://files.accidentallymj.com/uploads/1/3/1/4/131409574/6d295104b9.pdf
- http://files.yamilkanoa.com/uploads/1/3/1/3/131383754/nabigutosofarisa.pdf
- http://files.angelabirkheadflight.com/uploads/1/3/2/6/132681790/gewemutapewojopuporo.pdf
- https://cdn.shopify.com/s/files/1/0441/4029/8392/files/59321783716.pdf
- https://cdn.shopify.com/s/files/1/0441/1555/8552/files/33304346857.pdf
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/35907843284.pdf
- https://cdn.shopify.com/s/files/1/0434/5259/6374/files/83120437729.pdf
- https://cdn.shopify.com/s/files/1/0431/9277/8901/files/86448091138.pdf
- https://cdn.shopify.com/s/files/1/0427/4126/8647/files/54792398836.pdf
- https://cdn.shopify.com/s/files/1/0433/7152/8344/files/57638919214.pdf
- https://cdn.shopify.com/s/files/1/0440/4012/6614/files/mepuduxi.pdf
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/ajanta_caves_information_in_marathi.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_off00004b7a.bin7e761c56147875d993fe09b76705c21063b280dff7345ac88a22528fdc40bd0a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B7A | 4824 bytes |
font_01_sfnt_off00005bec.bind0fbab0ec82f235d68217da043af236fb0a3f97b36ed487cdef06cc20ef5c48e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BEC | 13152 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.