MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a deceptive title and a large number of embedded links, many of which point to a redirector service. The ML classifier strongly indicates maliciousness. The primary malicious IOC is the redirector URL, which likely leads to a phishing or malware distribution site. The document body, though heavily obfuscated, contains the same redirector URL.
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.link/wix?keyword=best+android+spy+apps+cheating+spouse
- https://static.usrfiles.co
- https://static.usrfiles.com/ugd/b8c837_f9ecb95da166493db45109e36c10740a.pdf
- https://static.usrfiles.com/ugd/a4e402_44c141a685534ce49a9cb49a16138fa2.pdf
- https://static.usrfiles.com/ugd/9374a7_32a5ca019ca3478cbe20d5a02c675423.pdf
- https://static.usrfiles.com/ugd/b8c837_ca669c5e18164dc7b1772e1030984331.pdf
- https://cdn.shopify.com/s/files/1/0430/7868/0730/files/antecedentes_no_penales_estado_de_mexico_informe.pdf
- https://cdn.shopify.com/s/files/1/0434/8500/3926/files/jimewabidasobebanowasuz.pdf
- https://cdn.shopify.com/s/files/1/0435/3989/0327/files/momajiparazeba.pdf
- https://cdn.shopify.com/s/files/1/0429/3863/0300/files/wendy_kirkland_p3_system.pdf
- https://cdn.shopify.com/s/files/1/0432/3239/5426/files/76133176486.pdf
- https://cdn.shopify.com/s/files/1/0429/2778/4095/files/no_reply_at_all.pdf
- https://cdn.shopify.com/s/files/1/0428/1031/0822/files/reometria_del_hule.pdf
- https://cdn.shopify.com/s/files/1/0438/0858/7933/files/play_ps2_emulator_apk_games.pdf
- https://cdn.shopify.com/s/files/1/0436/7430/4662/files/kusakugaderibisirojenezu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/lozafawofife.pdf
- https://cdn.shopify.com/s/files/1/0431/9812/0094/files/cemento_armato_precompresso.pdf
- https://cdn.shopify.com/s/files/1/0431/4755/9067/files/65096634188.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_off00006fc0.bin65ba02f807dc4e31145333d3a37c9456d8a563ed2b3fea9220d3379910a3a809 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FC0 | 5452 bytes |
font_01_sfnt_off00008252.bin9de4e31637d87bc4dfdf6c941c1223639bc818397e9a1dc3858c14fe1629d137 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8252 | 10092 bytes |
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