PDF malware analysis — malicious · a19117b3a7814d3b

MALICIOUS

PDF

40.8 KB Created: 2020-09-06 01:20:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 005e1d7c10d90683011b76b50bccc803 SHA-1: 610c16518baf0c42d1b9cb329ec33e43ac5ff78f SHA-256: a19117b3a7814d3b8d087f13fbce38a58f669594d165d820a3fe88ce636467ac

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'kutty movies 2019 tamil hd' and the malicious URL, suggesting a lure to illicit content. The presence of a link farm heuristic further indicates an attempt to direct users to external sites, likely for malicious purposes.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF 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.
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small 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.
Embedded URL info EMBEDDED_URL

One 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.me/wix?keyword=kutty+movies+2019++tamil+hd
- https://static.usrfiles.com/ugd/b8c837_4809b586c34f47e4ac9cc378ae563f07.pdf
- https://static.usrfiles.com/ugd/8ab72e_d57eb23540df4f3681efb1a1068e6858.pdf
- https://static.usrfiles.com/ugd/2f07a1_5c5c87e950ab4d6c894469de8faa091f.pdf
- https://static.usrfiles.com/ugd/9b5f63_fa89dd2fa39a497ebc1922ba0c39719a.pdf
- https://static.usrfiles.com/ugd/44b221_25e27de4bd1c4f9f8af0dd17b484936f.pdf
- https://cdn.shopify.com/s/files/1/0434/3873/5517/files/java_iterator_example.pdf
- https://cdn.shopify.com/s/files/1/0434/0767/1448/files/50995994034.pdf
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/honda_accord_v6_manual.pdf
- https://static.usrfiles.com/ugd/77941b_bdd95ff8b84c4dc3aa02c596f041fc84.pdf
- https://static.usrfiles.com/ugd/d2b720_76e447bec7594eea8561db125d2b5916.pdf
- https://static.usrfiles.com/ugd/b8c837_062531f5b7a641fdaaa0b3fccb86bb02.pdf
- https://static.usrfiles.com/ugd/09c3c7_d14cec6ca35d4dc99307fa8b1d3b7d85.pdf
- https://static.usrfiles.com/ugd/c83fdb_a1099c0c88ff41f893089bcaf7595e3f.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_off000060d8.bin` `1eb36c436ac1bca68742bb081ce958e6e67fe8bb25091356ebf563130c25968b`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x60D8	5584 bytes
`font_01_sfnt_off000073ba.bin` `8dd53008770119db85b5b28880ad56600a5db6c53279e3c8a3574547d2820dbd`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x73BA	10264 bytes

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