MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that point to a redirector service, which is a common tactic for phishing and malware distribution. The document body, though heavily obfuscated, contains a URL that appears to be a lure for immigration-related documents. The ML classifier strongly indicates maliciousness, and the presence of a redirector link confirms a malicious intent to lead the user to a potentially harmful site.
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/pify?keyword=format+for+experience+certificate+for+canada+immigration
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/510691_5a9ec7cd03cb46318676c22a8b152fa5.pdf
- https://static.usrfiles.com/ugd/4bdc6d_c13914c4a0594cafaf32e90b23e55f2d.pdf
- https://static.usrfiles.com/ugd/61f964_8d73e25094bc40ec90c88566cc3af3e2.pdf
- https://static.usrfiles.com/ugd/0a0016_b36d44ae239b4b23a91a90c4e8c8420e.pdf
- https://cdn.shopify.com/s/files/1/0430/1750/2869/files/xasirekatogadipenu.pdf
- https://cdn.shopify.com/s/files/1/0432/2436/7262/files/87939079574.pdf
- https://cdn.shopify.com/s/files/1/0437/4174/1205/files/sivivururepolu.pdf
- https://cdn.shopify.com/s/files/1/0440/1777/8838/files/wedovoriziduwix.pdf
- https://cdn.shopify.com/s/files/1/0429/9207/4905/files/54578527227.pdf
- https://static.usrfiles.com/ugd/91e123_ec883426017b4beaba687e17803e152f.pdf
- https://static.usrfiles.com/ugd/eb6612_161ec7de792a476e83e1b54a9ac7c695.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_off0000d653.bina17885b4fd577e0298a64705d5055d2ac7c2363fd7008e9cf236b3df412a17d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD653 | 2828 bytes |
font_01_sfnt_off0000e04d.binb2a5875cf6c984543c7076fca45b7c3d9d935c067123a0fa56ec39550778f113 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE04D | 5288 bytes |
font_02_sfnt_off0000f240.bin3c64c6ba6c1f63453725147fb92f79c3108cdd017e77d98173bdade20f0aee06 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF240 | 10152 bytes |
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