MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document was flagged by multiple critical heuristics for containing malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body contains a URL that points to a redirector, which is likely intended to lead the user to a malicious site. The presence of numerous embedded links suggests a drive-by download or phishing attempt.
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=instructors+corner+red+cross
- http://files.risingnorthproperties.com/uploads/1/3/1/4/131407051/3233322.pdf
- http://files.100waystolisten.com/uploads/1/3/0/9/130969311/pamexatul.pdf
- http://files.abcdcoh.org/uploads/1/3/1/3/131384070/vexepadovefa.pdf
- http://files.rgreco-and-mchristian-presents.com/uploads/1/3/0/7/130775280/5431734.pdf
- https://cdn.shopify.com/s/files/1/0438/1245/4560/files/jimikofam.pdf
- https://cdn.shopify.com/s/files/1/0429/3804/0487/files/29678576086.pdf
- https://cdn.shopify.com/s/files/1/0433/5511/1589/files/83323838977.pdf
- https://cdn.shopify.com/s/files/1/0430/4217/7181/files/25072697165.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sasukeseduvemuledup.pdf
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/gefikisubofe.pdf
- https://cdn.shopify.com/s/files/1/0433/1647/8110/files/pikojusimiwuxut.pdf
- https://cdn.shopify.com/s/files/1/0434/5734/7741/files/1581798960.pdf
- https://cdn.shopify.com/s/files/1/0436/9943/7721/files/the_summer_i_turned_pretty_movie.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_off000042d6.bin7bf6e7dd47f31a1b8c69b895a82641b3c4076b6797af76b684c3f538146a8cec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x42D6 | 4464 bytes |
font_01_sfnt_off000051f8.bin2408c23e250f0bbc25976f01142cc46d73cfa7f9f2050aeca274daf8ee3ce214 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x51F8 | 9492 bytes |
font_02_sfnt_off00007267.bin1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7267 | 4324 bytes |
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