PDF malware analysis — malicious · ab6b6407cedc141a

MALICIOUS

PDF

37.2 KB Created: 2020-09-02 12:39:26 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 02e2461bc1d69a49f430d2cc4401b38b SHA-1: 39f7674662afff9804b1fe4e273b55a5bda6aaba SHA-256: ab6b6407cedc141ac594888ab78116881a109e6550ed58c836f5fda0ec62e00f

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded links, many pointing to domains associated with SEO poisoning or link farms. One critical heuristic identified a link to a known malicious redirector at https://ttraff.com/wix?keyword=despicable+me+soundtrack+free. The document body, though heavily obfuscated, contains this same URL, suggesting the primary intent is to redirect the user to malicious infrastructure.

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.com/wix?keyword=despicable+me+soundtrack+free
- https://cdn.shopify.com/s/files/1/0431/3504/1693/files/fazafibadibitefuri.pdf
- https://cdn.shopify.com/s/files/1/0432/2469/4942/files/jijapupaxifimivuwobun.pdf
- https://cdn.shopify.com/s/files/1/0457/4783/0940/files/zadilopusezorinuvojuketed.pdf
- https://cdn.shopify.com/s/files/1/0472/2422/5957/files/xuzolukupafiditag.pdf
- https://cdn.shopify.com/s/files/1/0435/9385/9231/files/arjun_reddy_tamil_dubbed_movie_hd.pdf
- https://static.usrfiles.com/ugd/d32f78_38ef40a935654933badac82848d2a9ba.pdf
- https://static.usrfiles.com/ugd/2072cd_6ab891da08604c328e6d047cd174d65d.pdf
- https://static.usrfiles.com/ugd/1a89c8_51dee37234484ce58b9b83948788527d.pdf
- https://static.usrfiles.com/ugd/b8c837_3d041ea95fc0438da95402990f57da6f.pdf
- https://static.usrfiles.com/ugd/b8c837_eb823b2bf3bf42fab79ae2377cbac88d.pdf
- https://static.usrfiles.com/ugd/ecec20_e853544150934dd4a4ce164d1927c914.pdf
- https://static.usrfiles.com/ugd/02af14_97ad813f71204c6b86b64be55e0f9ec9.pdf
- https://static.usrfiles.com/ugd/f0f215_6b4faf3c74de4bf98ceb839ecdb1cbab.pdf
- https://static.usrfiles.com/ugd/b8c837_96f1f79f01ab40d9b0803742480f2cd7.pdf
- https://static.usrfiles.com/ugd/b8c837_f6dc46405b074502859cef609ce0d915.pdf
- https://static.usrfiles.com/ugd/fa32a6_e0dfdbc058714c57babba3a1124b140b.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_off000052fb.bin` `8a429969d39ca823182b6d2ff804e89c39769d835d57074a39d9ab4bde0bc1da`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x52FB	5504 bytes
`font_01_sfnt_off0000659f.bin` `278a908beed017ea0b277f974e28c47b50695d51047e7f9b4740f7c9a551cdb8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x659F	10120 bytes

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