MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains text related to a 'study guide' and the malicious URL. This suggests a phishing attempt to redirect users to malicious content.
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.cc/wix?keyword=the+believer%2527+s+authority+study+gu
- https://cdn.shopify.com/s/files/1/0429/3741/7891/files/netujigugolurewuterurak.pdf
- https://cdn.shopify.com/s/files/1/0429/6887/5157/files/divide_decimals_by_whole_numbers_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0433/7863/8999/files/kuka_robot_programming_manual.pdf
- https://cdn.shopify.com/s/files/1/0438/2529/9606/files/php_date_with_th.pdf
- https://cdn.shopify.com/s/files/1/0433/8040/8474/files/ballarat_to_melbourne_train_timetable.pdf
- https://cdn.shopify.com/s/files/1/0436/6260/6489/files/thus_spoke_zarathustra_music_free.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/52665001447.pdf
- https://static.usrfiles.com/ugd/b8c837_fc54f51267794afc8cbdc6b3a2ef52f7.pdf
- https://static.usrfiles.com/ugd/b8c837_10ef68244060448abd7ba5d1a41ddbec.pdf
- https://static.usrfiles.com/ugd/b8c837_63b4a5d4864e4a369d15e0ee6b889cbb.pdf
- https://static.usrfiles.com/ugd/b8c837_58416ba2f78a4895bab5a49beefad802.pdf
- https://static.usrfiles.com/ugd/b8c837_6d1f8fe4a33d46089843b871d05a5bbf.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_off000045ec.bin9e1f28cf22118f13f88b3789980b6c0bd0e6b12cd8fde7b393da913f9b5f427e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x45EC | 5372 bytes |
font_01_sfnt_off00005838.binff34351267432013415a92d99fff9ba0ce1d22332d3fc0e0c3825ff1907ad8c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5838 | 9604 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.