PDF malware analysis — malicious · b5c69f4df1ad77d9

MALICIOUS

PDF

54.0 KB Created: 2020-08-29 19:27:35 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4c1a326c9ccf7e12c133692cb6472aa4 SHA-1: c701e0925e300574f0ad27b4fb26e96605c8da3a SHA-256: b5c69f4df1ad77d9dd05d45fc12d9564b94864540cd2b65803dc4b16becda600

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that matches the suspicious redirector. This suggests the primary purpose is to lure users to malicious sites, likely for phishing or malware delivery. No scripts were extracted, and the family is unknown due to the lack of specific indicators.

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.com/wix?keyword=nalmax+suzuki+philippines
- https://static.usrfiles.com/ugd/b8c837_9624d14830c74476a1917027b3de8b7f.pdf
- https://static.usrfiles.com/ugd/b8c837_9a260537d8644b40bfbab4801e197c7f.pdf
- https://static.usrfiles.com/ugd/b8c837_a81dc73f478046abb8e658efe26eccdc.pdf
- https://static.usrfiles.com/ugd/b8c837_e20ba82959054b1ebba7fa2ef3a01cef.pdf
- https://static.usrfiles.com/ugd/b8c837_d92dd37c3518400786591cc6da3b1405.pdf
- https://static.usrfiles.com/ugd/b8c837_69ea20d14b0140ecba4d52c61cc1b7ac.pdf
- https://static.usrfiles.com/ugd/b8c837_8df3901255ba44f1b8b9395e60e75565.pdf
- https://static.usrfiles.com/ugd/b8c837_85ce0891ebfe4382ab458826ebf6b0b0.pdf
- https://static.usrfiles.com/ugd/b8c837_8801f67e37f84cefb3a1839db9e3e676.pdf
- https://static.usrfiles.com/ugd/89c6ad_ca5de7ccddfc4970a8b9a685decca18e.pdf
- https://static.usrfiles.com/ugd/b8c837_ac91687b732644d1821dfdf29abd2de2.pdf
- https://static.usrfiles.com/ugd/b8c837_741b7f6a61d14d2093375e09dc85b30b.pdf
- https://static.usrfiles.com/ugd/b8c837_5e552a6c1f93481cbe7628d07a5771c6.pdf
- https://static.usrfiles.com/ugd/b52961_21b7a28f68384144bee92258dfb658fb.pdf
- https://static.usrfiles.com/ugd/b8c837_50c2136ffa7a4ac988b5cd84905a140d.pdf
- https://static.usrfiles.com/ugd/b8c837_e60d38d172564e7582d1c6a0d27d4e02.pdf
- https://static.usrfiles.com/ugd/b8c837_85f6f5ce8cc248e7a4413e0384b2d39e.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_off00009580.bin` `cc58ae6596e6cede4f9228fa6210962ca749df9d02f8fd0367c8b0bf80d475c0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9580	5112 bytes
`font_01_sfnt_off0000a6d5.bin` `6ba51f520f1a0981598def0053fbbdac22880cfcd5b91fb0eeb6d8649ec5d6d8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA6D5	10708 bytes

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