MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a significant number of embedded links, many of which point to domains associated with link farms and redirectors, with one specifically identified as a known malicious redirector. The document body, though heavily obfuscated, contains the string 'Razer booster apk', which is also present in the malicious URL, suggesting a lure for potentially unwanted or malicious software. 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=razer+booster+apk
- http://files.mghbefit.com/uploads/1/3/0/9/130969046/bumok_jewolaxosavasi_jefuk_dujoman.pdf
- http://files.skyleslawfirm.com/uploads/1/3/1/4/131437513/xovufivunexen_zeletenilum.pdf
- http://kenof.affordabletherapytoronto.com/uploads/1/3/2/3/132302955/gabasabu_tuzobajuse_nopuroxafamibus_rafijugaduv.pdf
- http://jidivoj.theteenspire.com/uploads/1/3/0/7/130775778/sonusuju.pdf
- https://cdn.shopify.com/s/files/1/0436/1535/5042/files/agropecuaria_brasil.pdf
- https://cdn.shopify.com/s/files/1/0428/5969/2191/files/bosararutagu.pdf
- https://cdn.shopify.com/s/files/1/0434/3175/5932/files/pabofivexonatu.pdf
- https://cdn.shopify.com/s/files/1/0427/7790/3263/files/raruwuxabu.pdf
- https://cdn.shopify.com/s/files/1/0428/5821/7631/files/48768716043.pdf
- https://cdn.shopify.com/s/files/1/0435/3346/7808/files/puxevotenolisofepe.pdf
- https://cdn.shopify.com/s/files/1/0430/0262/6202/files/niv_bible_free_download.pdf
- https://cdn.shopify.com/s/files/1/0433/6353/2951/files/pabasonojowopujek.pdf
- https://cdn.shopify.com/s/files/1/0430/9994/7169/files/31480599844.pdf
- https://cdn.shopify.com/s/files/1/0431/7433/0517/files/basuzerepubixifowe.pdf
- https://cdn.shopify.com/s/files/1/0431/3314/1149/files/xaselo.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_off000071dd.bin49f93d339c493411c51c982f1ed8e763011a9e902315d3468f91cbfd8507f412 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71DD | 5040 bytes |
font_01_sfnt_off0000831b.binf44b3aa5c38e5ceea78cf50c046ed17a91907047cf6a9454ccb4af3117bf3441 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x831B | 10644 bytes |
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