MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to a free download lure, and the primary URL points to a redirector that likely serves malicious content. The ML classifier also strongly indicated maliciousness.
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=mathematical+analysis+by+tom+apostol+pdf+free+download
- http://files.embedchange.com/uploads/1/3/0/7/130775320/2563859.pdf
- http://files.chinatownbranch.com/uploads/1/3/1/3/131380467/1307638.pdf
- http://files.designtimegnc.com/uploads/1/3/0/8/130874587/pogerujumi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/7677/1224/files/seleguteke.pdf
- https://cdn.shopify.com/s/files/1/0432/2626/7816/files/6083812408.pdf
- https://cdn.shopify.com/s/files/1/0432/3016/7202/files/jexisezeni.pdf
- https://cdn.shopify.com/s/files/1/0432/4130/8319/files/adobe_acrobat_reader_dc_edit_free.pdf
- https://cdn.shopify.com/s/files/1/0430/5901/9933/files/49123152686.pdf
- https://cdn.shopify.com/s/files/1/0427/6014/3014/files/gapofuzukise.pdf
- https://cdn.shopify.com/s/files/1/0433/0163/4213/files/.pdf
- https://cdn.shopify.com/s/files/1/0448/3717/5456/files/mk_dc_fatality.pdf
- https://cdn.shopify.com/s/files/1/0431/0342/0570/files/pamajexupewekopefesutata.pdf
- https://cdn.shopify.com/s/files/1/0430/8316/9943/files/fallout_vault_69_cheat_codes.pdf
- https://cdn.shopify.com/s/files/1/0433/4062/8133/files/mad_city_gangster_life.pdf
- https://cdn.shopify.com/s/files/1/0433/4416/7064/files/23083528236.pdf
- https://cdn.shopify.com/s/files/1/0435/5185/0647/files/annotate_ipad_dropbox.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004e54.bine6fa42edf1f148899cfbcd37b62f137b3b2fbc9bd640a789fad84a8a1771acfe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4E54 | 5732 bytes |
font_01_sfnt_off000061cf.bin76abd0bd920a0658d1458854ebef5db663c7bd575101b7629a1416836be728ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61CF | 11320 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.