MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to a known malicious URL, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains text that appears to be a lure for a 'believer music video free'. The PDF also contains a large number of external links, as noted by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or redirection strategy. The ML classifier strongly indicates maliciousness.
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=believer+music+video+free
- http://files.mickeyshikingsticks.com/uploads/1/3/2/8/132815123/koxobevil-jenumeze-rokimavaz.pdf
- http://mumilusal.mzladylox.com/uploads/1/3/0/7/130776436/vufobuxulilazix_bidijazo_pomepuwaluvir.pdf
- http://files.madaassoc.org/uploads/1/3/0/8/130874655/jigumimitigatotadum.pdf
- http://pofarexeb.fastidiousautomation.com/uploads/1/3/1/8/131856746/timixisixoxex.pdf
- https://cdn.shopify.com/s/files/1/0431/6889/1040/files/gugopejidakevudex.pdf
- https://cdn.shopify.com/s/files/1/0434/4306/0901/files/86459958418.pdf
- https://cdn.shopify.com/s/files/1/0437/7293/6341/files/45006188567.pdf
- https://cdn.shopify.com/s/files/1/0431/1498/7682/files/neonatal_sepsis_treatment_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0431/0905/6666/files/raruxudikovugasixon.pdf
- https://cdn.shopify.com/s/files/1/0436/1591/2098/files/87472529436.pdf
- https://cdn.shopify.com/s/files/1/0427/7298/8071/files/19442034014.pdf
- https://cdn.shopify.com/s/files/1/0433/3253/4440/files/borbaad_all_songs.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_off000061dc.bin1ed66d99a8616a1d6124d3d6f480118f7a3eda0c0f50710c2dd6695aa578f8cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61DC | 5068 bytes |
font_01_sfnt_off00007306.binffe893809d4b4c466bd1f6e8e4442241162c29d01bb911af1dc2ff6fe4d71262 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7306 | 10088 bytes |
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