MALICIOUS
120
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a link farm, with numerous embedded URLs pointing to external PDF documents. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=inorder+successor+in+bst'. The document body, though heavily obfuscated, also contains this URL. The presence of a large number of external links, including a malicious redirector, suggests an attempt to either distribute malware or engage in SEO manipulation for malicious purposes.
Heuristics 3
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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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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=inorder+successor+in+bst
- http://files.theyarnandi.com/uploads/1/3/0/7/130739780/pozuxatajigeta.pdf
- http://files.ameliawilliamsmosaic.com/uploads/1/3/1/1/131164260/livudiwuxupaf-rimerumur-nuwaduvatixi.pdf
- http://files.wagnwalkchicago.com/uploads/1/3/1/4/131408502/4bfa57.pdf
- http://files.sweetlyhosted.org/uploads/1/3/1/6/131606789/028bb820feecbc.pdf
- http://files.wkuprecollegepiano.com/uploads/1/3/1/4/131454165/2029689.pdf
- https://cdn.shopify.com/s/files/1/0435/4647/6708/files/gagazebelekikavavidafoxu.pdf
- https://cdn.shopify.com/s/files/1/0428/4488/1059/files/xibozinel.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/8294640629.pdf
- https://cdn.shopify.com/s/files/1/0435/7763/9075/files/rukereseduzulidunite.pdf
- https://cdn.shopify.com/s/files/1/0433/4285/6345/files/dirty_newlywed_game_questions.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dotedijulukamani.pdf
- https://cdn.shopify.com/s/files/1/0437/1228/2789/files/10725635969.pdf
- https://cdn.shopify.com/s/files/1/0434/2058/2050/files/jasuzadokazojeketu.pdf
- https://cdn.shopify.com/s/files/1/0433/8899/3699/files/tatiges.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/welilavuruwad.pdf
- https://cdn.shopify.com/s/files/1/0429/9712/1178/files/9492064649.pdf
- https://cdn.shopify.com/s/files/1/0432/1237/4174/files/victory_road_emerald.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- https://leetcode.com/problems/inorder-successor-in-bst/
- 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009b4e.bin41e78a6359e4746f26535753ad2887a68c83d64cd98f546658d6f529da6c0ca5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B4E | 4768 bytes |
font_01_sfnt_off0000ab8d.bina3715642c63165acfe22ddc1923f247a3507975916031b0cbddc3e6a85f53d36 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAB8D | 14300 bytes |
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