MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains references to URLs and appears to be a lure for users to click on these links, likely leading to further malicious content or downloads.
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=cosmetic+labelling+guidelines+uk
- http://files.creeksideinthecanyon.com/uploads/1/3/0/8/130874359/2430029.pdf
- http://jarem.cabconline.org/uploads/1/3/2/8/132814930/zajimimesokomudefev.pdf
- http://files.nabbss.com/uploads/1/3/1/3/131379530/kavujit.pdf
- https://cdn.shopify.com/s/files/1/0441/3489/1672/files/kannada_janapada_songs_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0428/9937/4233/files/gudetomotodefim.pdf
- https://cdn.shopify.com/s/files/1/0433/6379/5094/files/vuwakomosawi.pdf
- https://cdn.shopify.com/s/files/1/0435/4270/8378/files/formative_assessment_examples_in_math.pdf
- https://cdn.shopify.com/s/files/1/0439/0646/5947/files/buzizodo.pdf
- https://cdn.shopify.com/s/files/1/0430/7383/1072/files/casting_crowns_nobody_free.pdf
- https://cdn.shopify.com/s/files/1/0436/5749/4693/files/megegotiteroz.pdf
- https://cdn.shopify.com/s/files/1/0463/0183/9522/files/edit_document_text_online.pdf
- https://cdn.shopify.com/s/files/1/0432/1578/2048/files/4616740797.pdf
- https://cdn.shopify.com/s/files/1/0449/5455/0440/files/lojoxase.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_off00005c12.bin5e4c321ccba96fabee6d480dc7f64fa7d41e0b17d191e222611ea537a8393361 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C12 | 5272 bytes |
font_01_sfnt_off00006de7.bin958d895d3ea768ceb63727a8162b94726ee35f201ffb21beff96cd30973a9295 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DE7 | 10228 bytes |
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