MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, including one pointing to a known malicious redirector at ttraff.ru. The document body, though heavily obfuscated, contains text referencing 'swarm robotics ppt free' and the malicious URL, suggesting a lure to download potentially harmful content. The ML classifier also strongly indicated 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=swarm+robotics+ppt+free
- http://files.oregoncarehome.com/uploads/1/3/1/8/131856290/9234235.pdf
- http://files.shopelevateonline.com/uploads/1/3/0/8/130813654/fezelumaxebit.pdf
- http://files.worker-studio.com/uploads/1/3/0/7/130739544/pigerawurufomo-gekudamuzosi-ratudarila.pdf
- https://cdn.shopify.com/s/files/1/0464/8678/2120/files/20417900092.pdf
- https://cdn.shopify.com/s/files/1/0429/9997/1999/files/13911863524.pdf
- https://cdn.shopify.com/s/files/1/0462/2024/7194/files/tamis.pdf
- https://cdn.shopify.com/s/files/1/0435/3549/9418/files/realistic_minecraft_resource_packs.pdf
- https://cdn.shopify.com/s/files/1/0430/5272/8474/files/viwamabakarenidasu.pdf
- https://cdn.shopify.com/s/files/1/0433/7650/9080/files/easy_division_worksheets_for_2nd_grade.pdf
- https://cdn.shopify.com/s/files/1/0428/7492/9308/files/wigafuline.pdf
- https://cdn.shopify.com/s/files/1/0430/4656/8098/files/wugerun.pdf
- https://cdn.shopify.com/s/files/1/0431/1869/0458/files/tuwewowubowuvavomada.pdf
- https://cdn.shopify.com/s/files/1/0438/2064/6562/files/dunemej.pdf
- https://cdn.shopify.com/s/files/1/0431/7593/6157/files/rolamawajadi.pdf
- https://cdn.shopify.com/s/files/1/0438/0449/1936/files/keguku.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067b6.bin57a49ae34918282678801e15ef553ce5370cd2129b0ec3b785994947a695542b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67B6 | 1732 bytes |
font_01_sfnt_off00007043.bin19ff39dce90ad8dccd4ac5cf5e969a4625e418686bcf6b0bf2984de85f2e992b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7043 | 5464 bytes |
font_02_sfnt_off000082c7.bin0c83a57c2205c90c3bb464a94ad87bbe94a84d56bf28e2e0a2f4cbb9bb73eb9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82C7 | 10312 bytes |
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