MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. It also exhibits characteristics of a PDF link farm, with numerous embedded URLs, many hosted on 'cdn.shopify.com'. The document body, though heavily obfuscated, contains the text 'Computer network ppt template' and the malicious URL, suggesting a lure to disguise the malicious intent. The ML classifier also strongly flagged this PDF as malicious.
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.com/pify?keyword=computer+network+ppt+template
- http://jakila.atleet.fitness/uploads/1/3/0/7/130776460/129306.pdf
- http://files.attitude4acting.com/uploads/1/3/1/3/131380482/barimefon.pdf
- http://files.thechelseaclaire.com/uploads/1/3/1/4/131483201/jarajul.pdf
- http://gafafasor.phillipsburgcomiccon.com/uploads/1/3/2/6/132681352/dfe27.pdf
- http://files.taniamansfield.com/uploads/1/3/2/7/132740949/ladolip.pdf
- https://cdn.shopify.com/s/files/1/0434/8923/1000/files/josaxusevowagonifefo.pdf
- https://cdn.shopify.com/s/files/1/0437/7185/5002/files/mental_disorders_download.pdf
- https://cdn.shopify.com/s/files/1/0432/3724/5086/files/98357141361.pdf
- https://cdn.shopify.com/s/files/1/0440/2970/6390/files/wizemajedife.pdf
- https://cdn.shopify.com/s/files/1/0433/9489/1943/files/vazedoganimipefu.pdf
- https://cdn.shopify.com/s/files/1/0431/9654/7230/files/94094251952.pdf
- https://cdn.shopify.com/s/files/1/0438/4620/5602/files/brche_erklren.pdf
- https://cdn.shopify.com/s/files/1/0429/1959/2099/files/xebega.pdf
- https://cdn.shopify.com/s/files/1/0441/0087/8488/files/free_life_selector.pdf
- https://cdn.shopify.com/s/files/1/0435/0319/0181/files/17653586063.pdf
- https://cdn.shopify.com/s/files/1/0429/8981/3909/files/54811575091.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_off000055b1.bin1ae4911e8b9f247b7c885ba4cfa726f0f39795905e363e4a5570b5f7e792f05e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55B1 | 4848 bytes |
font_01_sfnt_off00006622.bin9ca139c38751451c5a7d6cd7ef3a00528b08160a6d434621d126e7c246fbf87d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6622 | 10428 bytes |
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