MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which, 'https://ttraff.ru/wix?keyword=critical+ops+android+gamepad', is identified as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and references to 'critical ops android gamepad', suggesting a lure to a malicious site. The presence of numerous other links to PDF files hosted on static.usrfiles.com indicates a link farm strategy, likely to improve search engine ranking and distribute malicious traffic.
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/wix?keyword=critical+ops+android+gamepad
- https://static.usrfiles.com/ugd/3f4b99_2061538d760f409fb8e2f3b81b170891.pdf
- https://static.usrfiles.com/ugd/7836c9_8b7bc7f23d064a9282fbd44b567288af.pdf
- https://static.usrfiles.com/ugd/041b56_21b6bc3df05741299cebc0471a84b8d4.pdf
- https://static.usrfiles.com/ugd/bb13a2_923c4dae7b384207ada588585d5450bc.pdf
- https://cdn.shopify.com/s/files/1/0438/3332/7776/files/trigger_spreadsheet_google_scripts.pdf
- https://cdn.shopify.com/s/files/1/0438/1795/9586/files/alphanumeric_symbol_series_questions.pdf
- https://cdn.shopify.com/s/files/1/0440/4497/6278/files/afghanistan_war_history.pdf
- https://cdn.shopify.com/s/files/1/0432/4920/5405/files/20936075948.pdf
- https://cdn.shopify.com/s/files/1/0432/3033/1039/files/cercle_de_la_forme_dauphine_planning.pdf
- https://static.usrfiles.com/ugd/625844_008782262d3c4bb180dcfcc25671f269.pdf
- https://static.usrfiles.com/ugd/b8c837_70e854ce6a3d4db89aedaaf136a267a3.pdf
- https://static.usrfiles.com/ugd/a07927_faf55e9666584927895559cb260eb9ab.pdf
- https://static.usrfiles.com/ugd/db80c5_0a5c6e958b65498faec8659c97b20d85.pdf
- https://static.usrfiles.com/ugd/c33cdb_ff009c0b8d084922ae8174117111f81f.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_off00007a92.bin7f63790c1bd6e9e16c6a6b9194b0f9db72ea8b0c05e92d4b6cfeee6d7fb26fc1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A92 | 5300 bytes |
font_01_sfnt_off00008c7d.bin3a97bcac7233f14ae90a57b4e4fb50742209dfd46565224fe07b39c338e1eb53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C7D | 10080 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.