MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged by multiple critical heuristics indicating malicious redirector links and a link farm. The document body contains numerous embedded URLs, including a suspicious one pointing to 'ttraff.ru', which is identified as a malicious redirector. The presence of a large number of external PDF links suggests an attempt to manipulate SEO or distribute further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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.
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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.
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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.
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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=evaluating+variable+expressions+pdf
- http://fukosanoj.kauaimusiceducation.org/uploads/1/3/0/7/130739664/lowozokawiselajo.pdf
- http://foxesoti.paleoplaycanmore.com/uploads/1/3/1/3/131383483/wabevaveguzipo_voxawe_ziniwosedolaw.pdf
- http://xeberub.booksbyrjsimon.com/uploads/1/3/1/6/131607163/6153446.pdf
- https://cdn.shopify.com/s/files/1/0429/5242/5631/files/fegexitofudarizonedawet.pdf
- https://cdn.shopify.com/s/files/1/0431/2029/6090/files/totodimiwekosisifizomor.pdf
- https://cdn.shopify.com/s/files/1/0431/6512/2720/files/winokozepuginonid.pdf
- https://cdn.shopify.com/s/files/1/0436/5670/8254/files/centroid_of_all_shapes.pdf
- https://cdn.shopify.com/s/files/1/0432/7168/4252/files/62646078627.pdf
- https://cdn.shopify.com/s/files/1/0438/1458/4477/files/amoeba_sisters_asexual_reproduction_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0436/0686/8126/files/91150236815.pdf
- https://cdn.shopify.com/s/files/1/0430/9113/2577/files/dekamilajavurosego.pdf
- https://cdn.shopify.com/s/files/1/0432/1532/3291/files/cuentos_reunidos_amparo_dvila.pdf
- https://cdn.shopify.com/s/files/1/0434/2281/0268/files/42011280770.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3927/files/86358396575.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_off000054e9.bin391ce31149b6835a9d266bf63a51a6453f05a2aadb2f03ef4406ca6cc058c58f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54E9 | 5432 bytes |
font_01_sfnt_off00006772.bined8d56f4414bfca839c5949ecd91d8353ff01e9d72d95ed24d5e17c44d32c217 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6772 | 10064 bytes |
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