MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm with 17 external PDF links, including a critical redirector link to 'ttraff.ru'. The document body, though heavily obfuscated, contains the text 'Mitosis and meiosis comparison answer key' and the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier strongly flagged this PDF as malicious. No scripts were extracted from this sample.
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=mitosis+and+meiosis+comparison+answer+key
- http://pibafoga.kathleenmarchetti.com/uploads/1/3/2/7/132710714/00bb8d8a9a6ce7.pdf
- http://geninije.gerdesgala.com/uploads/1/3/1/3/131380550/76d5ebc.pdf
- http://sesajojap.journeyhappyfit.com/uploads/1/3/1/4/131483281/6980480.pdf
- http://files.acrylicandink.com/uploads/1/3/1/0/131069987/5b73e9234.pdf
- https://cdn.shopify.com/s/files/1/0431/7233/1675/files/mapadarevokudinabat.pdf
- https://cdn.shopify.com/s/files/1/0433/4613/3157/files/71789742301.pdf
- https://cdn.shopify.com/s/files/1/0430/6550/8002/files/46079262938.pdf
- https://cdn.shopify.com/s/files/1/0428/9105/1161/files/matrix_dot_product.pdf
- https://cdn.shopify.com/s/files/1/0429/6717/1223/files/83032546828.pdf
- https://cdn.shopify.com/s/files/1/0431/2583/3884/files/pofozaza.pdf
- https://cdn.shopify.com/s/files/1/0431/5657/0266/files/16739595063.pdf
- https://cdn.shopify.com/s/files/1/0433/1339/7924/files/menurogerofiduba.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mesujegixaxufusataxa.pdf
- https://cdn.shopify.com/s/files/1/0431/0961/3725/files/nudoxepufubokunejafegoduj.pdf
- https://cdn.shopify.com/s/files/1/0429/4282/4611/files/17167153780.pdf
- https://cdn.shopify.com/s/files/1/0429/1287/4662/files/fmea_process_steps.pdf
- https://cdn.shopify.com/s/files/1/0428/1863/3894/files/adobe_indesign_free_brochure_templates.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_off00006dd1.binf86df67d82b003fdcd4969b8e1ec58f17f777c31d3100232ce8edf51e5af0557 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DD1 | 5452 bytes |
font_01_sfnt_off0000805e.bind38c288dc1c17f78a04290de039ddac5720e4e6713b0480dd7801cce8d35d4de |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x805E | 9788 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.