MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, identified as a link farm, with a critical heuristic firing for linking to known malicious redirector infrastructure. The document body, though partially corrupted, contains text that appears to be a lure for 'modern certificate design templates free', which is likely a pretext to disguise the malicious links. The primary attack pattern involves directing users to potentially harmful external sites.
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.me/pify?keyword=modern+certificate+design+templates+free
- http://files.southdublindanceacademy.com/uploads/1/3/1/6/131606719/lukowuloxu.pdf
- http://vukibug.erinlands.com/uploads/1/3/0/7/130738764/nafenome_palobinimoka_mobopujefob.pdf
- http://files.evansmstheatre.com/uploads/1/3/1/6/131637257/sexore.pdf
- http://files.qristara.com/uploads/1/3/0/9/130969791/lawasukevug.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_0d7b570e39364345b586ef21a392c2a4.pdf
- https://static.usrfiles.com/ugd/9d66c7_aea2f72ae8c245d9839c7107cbd780ee.pdf
- https://static.usrfiles.com/ugd/93c935_ba3a32c0e9c74f23b0b315f6ea55bcc9.pdf
- https://cdn.shopify.com/s/files/1/0438/6127/8885/files/doxusebozuvovavaxesibu.pdf
- https://cdn.shopify.com/s/files/1/0427/9179/6902/files/91922541351.pdf
- https://static.usrfiles.com/ugd/b371d9_35c39fbcee3c4e0f8497d16a88fafc0f.pdf
- https://static.usrfiles.com/ugd/b1b3ad_74218dbb2b804ffdad3521a7aebbed01.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005ea9.bina5eeaccf7dd12e440cedbe1eafb1d4a9fbff254495b6be800f81ea340f44bd68 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5EA9 | 5480 bytes |
font_01_sfnt_off00007147.binf5d984dd6c46c111b4f85668f62d7dc1a0f88f3cc1c6d8bd8c5260273e712d4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7147 | 10128 bytes |
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