MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains numerous embedded links, with a primary link directing to a known malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for an 'Australian sign language dictionary'. The presence of a link farm and a malicious redirector suggests an attempt to drive traffic to potentially harmful content, likely for phishing or malware distribution.
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=australian+sign+language+dictionary
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_32bc560b756d44e78d1964fecf29cc72.pdf
- https://static.usrfiles.com/ugd/b8c837_8aa41ffa18ba4e1197b953e9ff1370bf.pdf
- https://static.usrfiles.com/ugd/b8c837_73aa916ac39f44e487af74090e18aff9.pdf
- https://static.usrfiles.com/ugd/b8c837_90469ef81c544b36abbc2934d9dec548.pdf
- https://static.usrfiles.com/ugd/c7a620_76b235504a314584b783fa8783e216a5.pdf
- https://static.usrfiles.com/ugd/0d2908_f3af4b3335e64733b46609e709f06ca0.pdf
- https://static.usrfiles.com/ugd/b8c837_88e32447e3b6441d917e48ab411609f6.pdf
- https://static.usrfiles.com/ugd/b8c837_470c600901784a6480168fd239ba6a75.pdf
- https://static.usrfiles.com/ugd/930050_3b762219cd224cfbab51a816bcb7a92d.pdf
- https://cdn.shopify.com/s/files/1/0440/4353/4486/files/15972799981.pdf
- https://cdn.shopify.com/s/files/1/0430/8818/3456/files/didatazilefokojisamidox.pdf
- https://cdn.shopify.com/s/files/1/0436/9845/4693/files/70012105485.pdf
- https://cdn.shopify.com/s/files/1/0435/7187/1912/files/fijizupa.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_off0000714f.binb8010a08af6f7e8a7cf3ce04c4ba9b516dacd30c38924f45ed45e8d97bf5e7a9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x714F | 5200 bytes |
font_01_sfnt_off00008303.bin53e328a033d6cffac0fc1cf8fa5338938ade34e2e76a389a3fd2a64bf1f8f1ff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8303 | 10356 bytes |
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