MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.cc, which is disguised as a search result for 'db browser for sqlite windows'. This suggests a phishing or social engineering attack aimed at redirecting users to malicious content. 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.cc/wix?keyword=db+browser+for+sqlite+windows
- https://static.usrfiles.com/ugd/9a242c_46db3e2e426b4560af43b22aed1a8d2c.pdf
- https://static.usrfiles.com/ugd/6846fe_7f2a860031b145659ab0e2064011a36c.pdf
- https://static.usrfiles.com/ugd/b8c837_4d26fefe41eb4389beecdda60ea2ff8b.pdf
- https://cdn.shopify.com/s/files/1/0432/7643/5621/files/lorebikuto.pdf
- https://cdn.shopify.com/s/files/1/0428/1411/1903/files/wapepixebozu.pdf
- https://cdn.shopify.com/s/files/1/0440/1358/4542/files/94427452171.pdf
- https://cdn.shopify.com/s/files/1/0432/6473/7448/files/antonio_vivaldi_biography.pdf
- https://cdn.shopify.com/s/files/1/0430/7514/1783/files/calendario_rusia_2020_colombia.pdf
- https://static.usrfiles.com/ugd/b8c837_998bc11729824d0a891e8caea1c79d1c.pdf
- https://static.usrfiles.com/ugd/b42fd6_8bacc97deb034291b6da62d7af4cb9fb.pdf
- https://static.usrfiles.com/ugd/e42ee3_3f1f149a4b1141a699e9e15fac1a7811.pdf
- https://static.usrfiles.com/ugd/93c935_528e979cb51f461db5b00b009b8373f4.pdf
- https://static.usrfiles.com/ugd/b8c837_92285239dda64af3bd69be43a5aa0015.pdf
- https://static.usrfiles.com/ugd/b8c837_4256e1a6ffbf4d08a811cea1e5adb1dc.pdf
- https://static.usrfiles.com/ugd/b88e3d_58bd53998c5646b694258eca1c2cfec3.pdf
- https://static.usrfiles.com/ugd/b8c837_d889520d68334d968f4b813a1fe3d761.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_off000126c1.bin86c7c5ab7e02d07ba30f891a7ce36ef494b99a20dd9947dbcb41e02655b26743 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126C1 | 3512 bytes |
font_01_sfnt_off0001334a.bincc4c96b9977f5e92927f4c7d52cbb8d4cc4d0a0f67a06958780a422dcdf187a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1334A | 5048 bytes |
font_02_sfnt_off00014498.binfcf746d89fa8f1eac667b3476e1cac82aeb760edfb13e0afe8388e38d25ce398 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14498 | 15044 bytes |
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