MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to a known malicious redirector at 'https://ttraff.ru/pify?keyword=web+templates+html5+css3+free'. This suggests the document's primary purpose is to redirect users to malicious infrastructure. The ML classifier also strongly indicated maliciousness.
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=web+templates+html5+css3+free
- http://files.churchofhenniker.org/uploads/1/3/1/4/131438639/9685456.pdf
- http://texugaja.integrativewellnessofct.com/uploads/1/3/2/6/132681393/7704407.pdf
- http://files.isleofhopesteam.com/uploads/1/3/0/8/130815009/xagolub.pdf
- http://files.pollymeyrick.com/uploads/1/3/1/0/131070302/33f70e4.pdf
- http://files.puetzerlab.com/uploads/1/3/2/6/132695438/e35e22afb.pdf
- https://cdn.shopify.com/s/files/1/0439/8612/4958/files/utility_function_economics.pdf
- https://cdn.shopify.com/s/files/1/0431/3550/0439/files/20766994169.pdf
- https://cdn.shopify.com/s/files/1/0428/4832/1692/files/rovefu.pdf
- https://cdn.shopify.com/s/files/1/0428/8924/8924/files/dovomuxaxivapa.pdf
- https://cdn.shopify.com/s/files/1/0444/2708/3943/files/99028484426.pdf
- https://cdn.shopify.com/s/files/1/0433/9928/2845/files/22245849768.pdf
- https://cdn.shopify.com/s/files/1/0433/4151/2855/files/calendario_2019_novembro.pdf
- https://cdn.shopify.com/s/files/1/0437/9456/3221/files/jinakixirudefezi.pdf
- https://cdn.shopify.com/s/files/1/0433/4786/9850/files/nutakosilizisa.pdf
- https://cdn.shopify.com/s/files/1/0431/5840/5275/files/65177382907.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_off00016ad2.bin7d79c39cca2328fe79eec30f4ecc21790da240553447205cf0dabbe81f6a1f20 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16AD2 | 5220 bytes |
font_01_sfnt_off00017c94.bin351f39908b962ebe189d66f64e9833dc9a36eaf9d0b8e00169add559b5589fb1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17C94 | 10260 bytes |
font_02_sfnt_off00019f9c.bincd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19F9C | 4324 bytes |
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