MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting PDF files, suggesting a link farm for SEO poisoning. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is used to deliver the final payload. The document body, though heavily obfuscated, contains the URL https://ttraff.com/pify?keyword=biochemistry+by+lehninger+pdf, indicating a lure for a fake textbook download.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
-
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.
-
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=biochemistry+by+lehninger+pdf
- http://napasuxo.seeingsilence.com/uploads/1/3/0/9/130969742/witiromaloves-verinofali-wizaxu.pdf
- http://files.pst4y.org/uploads/1/3/0/7/130738814/piwagitasesesuwatug.pdf
- http://raruw.traverseconference.org/uploads/1/3/1/8/131871674/9212332e02b.pdf
- http://files.sustainableswansea.net/uploads/1/3/1/6/131636930/mesidotupax-xiluvedurobetuv-dojij.pdf
- http://vorukem.professionalbusinessplans.com.au/uploads/1/3/1/0/131070178/mokanagef.pdf
- https://cdn.shopify.com/s/files/1/0434/7245/3797/files/tapudefatotekov.pdf
- https://cdn.shopify.com/s/files/1/0437/5799/4138/files/45032897386.pdf
- https://cdn.shopify.com/s/files/1/0430/7327/4018/files/nox_vs_memu.pdf
- https://cdn.shopify.com/s/files/1/0434/7366/6213/files/7945904408.pdf
- https://cdn.shopify.com/s/files/1/0429/2355/7030/files/34425842343.pdf
- https://cdn.shopify.com/s/files/1/0432/5687/3128/files/zoxofasi.pdf
- https://cdn.shopify.com/s/files/1/0431/5725/8401/files/19636081853.pdf
- https://cdn.shopify.com/s/files/1/0437/2371/8805/files/94706997618.pdf
- https://cdn.shopify.com/s/files/1/0429/8457/1031/files/14002201906.pdf
- https://cdn.shopify.com/s/files/1/0431/4628/1120/files/rexufufiboromokodorufasi.pdf
- https://cdn.shopify.com/s/files/1/0433/7706/6140/files/team_depot_project_funding_request_form.pdf
- https://cdn.shopify.com/s/files/1/0432/3724/5085/files/39520612974.pdf
- https://cdn.shopify.com/s/files/1/0436/9278/5818/files/length_of_string_c.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_off0000619a.bin0bd059da05fe7a938545c23b2af957584dea4797c5e41efd526ae3036897acaf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x619A | 5652 bytes |
font_01_sfnt_off000074b3.bin49b1c7b3e591514abd1cceba31e1452aef0ae7d42caa11cf6626d6a0503dbc23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74B3 | 10036 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.