MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one pointing to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'managing change ppt presentation' and the malicious URL, suggesting a lure. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' confirms the malicious nature of the redirector. The presence of numerous other PDF links, as noted by 'PDF_SEO_LINK_FARM', indicates a potential link farm strategy for distributing malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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=managing+change+ppt+presentation
- http://dalut.passionistsglasgow.com/uploads/1/3/0/7/130739564/rafalofaxe.pdf
- https://cdn.shopify.com/s/files/1/0432/6601/5400/files/artery_and_vein_anatomy.pdf
- https://cdn.shopify.com/s/files/1/0433/4734/5573/files/zobiloxibelikipipugefeko.pdf
- https://cdn.shopify.com/s/files/1/0429/6412/3814/files/10792449000.pdf
- https://cdn.shopify.com/s/files/1/0440/6899/5237/files/xogopobekuwobo.pdf
- https://cdn.shopify.com/s/files/1/0432/3069/1496/files/mirutuvewilawigapavukuk.pdf
- https://cdn.shopify.com/s/files/1/0435/0925/2250/files/dawopofoliromoxizakilovi.pdf
- https://cdn.shopify.com/s/files/1/0428/2014/1223/files/vujibokubedarim.pdf
- https://cdn.shopify.com/s/files/1/0428/1883/0503/files/17180869329.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/
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009da4.binab3f4bee5f593c12ad0d8cdc279195bb6bb6e5e37ca9cc4d7900be6a5b6dbe07 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DA4 | 4956 bytes |
font_01_sfnt_off0000ae6e.binfc8304a0bb4d7c227d736c681132c1017f5cf50895351d515ef0cc48f9fc0e6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE6E | 13360 bytes |
font_02_sfnt_off0000d888.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD888 | 4324 bytes |
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