MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources, including a known malicious redirector at 'ttraff.ru'. The ML classifier strongly indicated maliciousness. The document body, though partially corrupted, contains the URL 'https://ttraff.ru/pify?keyword=bpmn+manual+pdf', suggesting a lure to download further malicious content.
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.ru/pify?keyword=bpmn+manual+pdf
- http://musadel.solopianostylings.com/uploads/1/3/2/7/132712615/6681536.pdf
- http://files.lynnechapman.com/uploads/1/3/0/7/130739779/b829054.pdf
- http://files.bywendra.com/uploads/1/3/2/6/132695629/kotoso.pdf
- http://nozatebi.campatgalilee.org/uploads/1/3/1/0/131070161/5525859.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/22584543347.pdf
- https://cdn.shopify.com/s/files/1/0437/7106/8577/files/mejimowux.pdf
- https://cdn.shopify.com/s/files/1/0432/8026/9477/files/tulemumenadaxobu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pufabupenidobuxix.pdf
- https://cdn.shopify.com/s/files/1/0436/7450/1273/files/99037304046.pdf
- https://cdn.shopify.com/s/files/1/0437/8089/8973/files/distortion_in_rf_power_amplifiers.pdf
- https://cdn.shopify.com/s/files/1/0437/8198/0317/files/fifitidebe.pdf
- https://cdn.shopify.com/s/files/1/0432/9711/2219/files/xoxil.pdf
- https://cdn.shopify.com/s/files/1/0437/8093/1742/files/66602580083.pdf
- https://cdn.shopify.com/s/files/1/0432/2210/6271/files/punixikoluxekesobivav.pdf
- https://cdn.shopify.com/s/files/1/0432/4858/2820/files/handyman_services_list.pdf
- https://cdn.shopify.com/s/files/1/0429/6579/4969/files/agamben_books.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008de8.bindc5e13b159e3d3d10f89a0ba7e44ed875d093d9814fa4c09a05a64e52ff3753b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DE8 | 4964 bytes |
font_01_sfnt_off00009ebd.binc0e3906e5b693b96b395848fe703bc603e9af525c28c7942735284a53bc3c8b7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9EBD | 10588 bytes |
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