MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be part of this redirection scheme. The ML classifier strongly suggests malicious intent, likely to redirect users to a phishing or malware distribution site.
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.ru/pify?keyword=calibre+user+guide
- http://files.nickseifert.com/uploads/1/3/2/6/132681993/f6f1f4c8.pdf
- http://bazil.grchips.com/uploads/1/3/1/6/131636664/funikeme_bigilefivez.pdf
- https://cdn.shopify.com/s/files/1/0433/8361/9736/files/wiwevimuvajud.pdf
- https://cdn.shopify.com/s/files/1/0437/3427/0117/files/12318550749.pdf
- https://cdn.shopify.com/s/files/1/0433/3761/3461/files/12959452291.pdf
- https://cdn.shopify.com/s/files/1/0433/0625/4504/files/verutemimonuraraguwawuwa.pdf
- https://cdn.shopify.com/s/files/1/0436/4333/8912/files/b_t_c_full_form_in_english.pdf
- https://cdn.shopify.com/s/files/1/0438/5295/5810/files/2492513978.pdf
- https://cdn.shopify.com/s/files/1/0430/6062/5562/files/money_banking_and_finance_by_bsc_publication_download.pdf
- https://cdn.shopify.com/s/files/1/0439/1682/0648/files/12823462705.pdf
- https://cdn.shopify.com/s/files/1/0431/9671/1069/files/dexoseworovetosolirajuzen.pdf
- https://cdn.shopify.com/s/files/1/0431/5162/2306/files/25012963919.pdf
- https://cdn.shopify.com/s/files/1/0431/1266/1152/files/56980568097.pdf
- https://cdn.shopify.com/s/files/1/0433/8932/1366/files/13200992403.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/sopituwoxo.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_off00010f4e.bine0a3f683c300915272509316e9b53b6cc0aa71de0ab62b73deb85008a9381810 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F4E | 5040 bytes |
font_01_sfnt_off00012071.binf31e180914f302573f7ea901a7a089f9e0c7b42dee3ec1b646d61a5abc71273e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12071 | 10796 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.