MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple embedded URLs, with one identified as a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains a URL similar to the malicious one, suggesting a lure to external content. The primary attack vector appears to be tricking the user into clicking a malicious link within the document.
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.cc/pify?keyword=surgical+treatment+of+supratentorial+cavernous+malformations
- http://ritaxup.balibidadaritours.com/uploads/1/3/1/3/131379070/kinigexovu-fudifawilu-surosifeg-zizidefuke.pdf
- http://sarijo.jericosoundsystems.com/uploads/1/3/0/9/130969332/7231214.pdf
- http://woguvu.prettylittlerose.uk/uploads/1/3/0/8/130874104/riwik_xokufixiti_gitag.pdf
- https://cdn.shopify.com/s/files/1/0433/8450/4474/files/wuxanoxozavuzowubomoxa.pdf
- https://cdn.shopify.com/s/files/1/0437/6176/2455/files/xamobef.pdf
- https://cdn.shopify.com/s/files/1/0433/8325/9301/files/52664233036.pdf
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/16038294345.pdf
- https://cdn.shopify.com/s/files/1/0432/6676/9051/files/38959850586.pdf
- https://cdn.shopify.com/s/files/1/0431/8789/6480/files/16517087823.pdf
- https://cdn.shopify.com/s/files/1/0428/4248/8998/files/89182129116.pdf
- https://cdn.shopify.com/s/files/1/0431/5938/8316/files/ace_academy_books_download.pdf
- https://cdn.shopify.com/s/files/1/0432/7754/9726/files/buvitusuro.pdf
- https://cdn.shopify.com/s/files/1/0428/9714/6019/files/radamunobetavuwafel.pdf
- https://cdn.shopify.com/s/files/1/0439/2484/8795/files/xanez.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_off0000731a.bin2fdcb6a59188a19ee851fbac3cdfa464b883a4ac22af03ce7edadc66ae10d8c1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x731A | 5500 bytes |
font_01_sfnt_off000085bf.bin79b85a4346f0266b6ffb37e158421c8187935247ac0ebe0c9a60dd238b207e08 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85BF | 12064 bytes |
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