MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by multiple heuristics, including a critical finding for linking to a known malicious redirector. The document body contains what appears to be a technical document title, likely a lure to encourage clicks on the embedded malicious URL. The presence of numerous external PDF links suggests a link farm or SEO poisoning attempt to distribute malicious content.
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/wix?keyword=2017+field+operations+guide+ics+420-+1
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://static.usrfiles.com/ugd/b8c837_c064f48203fc4112bd9e96fab972b9f6.pdf
- https://static.usrfiles.com/ugd/225520_a79ba049b129472a8273134f20ece517.pdf
- https://static.usrfiles.com/ugd/c20ea7_d0d1983189074bafa4713eb8c8a6807c.pdf
- https://static.usrfiles.com/ugd/0fdb6d_754fa4cfc1cf4ad9b5d85f2994355a32.pdf
- https://cdn.shopify.com/s/files/1/0429/5213/0716/files/27854440042.pdf
- https://cdn.shopify.com/s/files/1/0436/7430/4662/files/annual_report_of_a_company.pdf
- https://static.usrfiles.com/ugd/ea5d7b_b49a821fac2e46ccaba940c9226409da.pdf
- https://static.usrfiles.com/ugd/b8c837_2834bcfd68bd46e392f192ff386ad85c.pdf
- https://static.usrfiles.com/ugd/b8c837_da1f8dafe5cc4902892627a4f428c04b.pdf
- https://static.usrfiles.com/ugd/b8c837_a96ba4d53c5d49dcb42b83e3e8453bac.pdf
- https://static.usrfiles.com/ugd/b8c837_656e513a77274f1c97b5d609382164e4.pdf
- https://cdn.shopify.com/s/files/1/0435/2779/8944/files/43800580419.pdf
- https://cdn.shopify.com/s/files/1/0429/0491/2031/files/rosub.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/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000048e6.bin7eafa721de92b7d11314c031c6f6412c5e5dca694052e46d9c69a58aba0f4030 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48E6 | 5636 bytes |
font_01_sfnt_off00005c26.bin961ac9d7dca9cdc5f60f50fcb4c380554cfa758163d15ff7cea180f626c8dbb0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C26 | 9932 bytes |
font_02_sfnt_off00007e23.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E23 | 4324 bytes |
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