MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, with one critical heuristic identifying it as a malicious redirector pointing to 'ttraff.com'. The document body, though obfuscated, contains the same URL, suggesting a phishing or malware distribution attempt. The presence of many external PDF links further supports the link farm heuristic.
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=cdisc+controlled+terminology+pdf
- http://files.darknessisfalling.com/uploads/1/3/1/4/131407977/32babff4.pdf
- http://files.kinshipbarberlounge.com/uploads/1/3/0/7/130775588/kidit.pdf
- http://lejef.bodyvitalspany.com/uploads/1/3/0/7/130739561/pavogegojisomu.pdf
- http://www.xml4pharmaserver.com:8080/CDISCCTService2/rest/CDISCCodeListValueDecode/model/codedva
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87678197609.pdf
- https://cdn.shopify.com/s/files/1/0429/8027/8426/files/rofafurosobatekatixikor.pdf
- https://cdn.shopify.com/s/files/1/0436/2135/1587/files/56782447049.pdf
- https://cdn.shopify.com/s/files/1/0437/4324/8545/files/22538444361.pdf
- https://cdn.shopify.com/s/files/1/0429/5573/5203/files/12225693279.pdf
- https://cdn.shopify.com/s/files/1/0434/0868/7269/files/a_level_chemistry_revision_notes_aqa.pdf
- https://cdn.shopify.com/s/files/1/0433/8617/5651/files/zepad.pdf
- https://cdn.shopify.com/s/files/1/0432/6454/0835/files/66548367219.pdf
- https://cdn.shopify.com/s/files/1/0433/6353/2951/files/vixufixudor.pdf
- https://cdn.shopify.com/s/files/1/0435/0155/1771/files/zinuxugufugejodifeba.pdf
- https://cdn.shopify.com/s/files/1/0437/0078/1208/files/29204964532.pdf
- https://cdn.shopify.com/s/files/1/0433/4590/3781/files/8424437022.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_off0000781b.bin77f3d73b248868688be4c0d5f556c6a6fdd8f716af258e6e870a130d1710f0e7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x781B | 5272 bytes |
font_01_sfnt_off000089fc.bin275e58997b02288d8040e85a6104da4eba76c453e1f6248da87ec74b09125289 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89FC | 14884 bytes |
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