MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1059.007 JavaScript
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, includes text suggesting a lure for free MP3 downloads, which is a common tactic for phishing or malware delivery. The ML classifier strongly indicated maliciousness, and the presence of a link farm reinforces the malicious intent.
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=e+40+free+mp3+download
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://static.usrfiles.com/ugd/b8c837_c5c1c7f912464944b0ff6b432dc6a691.pdf
- https://static.usrfiles.com/ugd/b8c837_ffa8688089a64fd181585a1459adc7e0.pdf
- https://static.usrfiles.com/ugd/97493d_568444bf05904228bdcc1de037bfe591.pdf
- https://cdn.shopify.com/s/files/1/0437/9777/4497/files/routines_based_interview.pdf
- https://cdn.shopify.com/s/files/1/0437/8545/3730/files/58355481800.pdf
- https://cdn.shopify.com/s/files/1/0436/9888/0680/files/kipononomowabikolonowe.pdf
- https://cdn.shopify.com/s/files/1/0430/6770/3457/files/21078923938.pdf
- https://cdn.shopify.com/s/files/1/0433/4767/3253/files/vinemovo.pdf
- https://cdn.shopify.com/s/files/1/0433/3741/6869/files/47581059037.pdf
- https://cdn.shopify.com/s/files/1/0434/6321/3209/files/70439690993.pdf
- https://cdn.shopify.com/s/files/1/0431/2858/6402/files/firevijofefofadi.pdf
- https://cdn.shopify.com/s/files/1/0434/5672/5153/files/20636274464.pdf
- https://cdn.shopify.com/s/files/1/0434/8795/3053/files/github_edit_readme.pdf
- https://cdn.shopify.com/s/files/1/0432/1381/5966/files/4536856001.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_off000083c5.binb5044c22298823f85a228d4f689ac7d92afbdc92830382dc05465b17986b4042 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83C5 | 5112 bytes |
font_01_sfnt_off00009513.bin2cda1a9af94035e24504afa4c7b2d071a93e99b4048edb000c9bea63f999f36c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9513 | 10096 bytes |
font_02_sfnt_off0000b7a9.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7A9 | 4324 bytes |
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