Malicious PDF — malware analysis report

Static analysis result for SHA-256 579fcb2bfccaf2e5…

MALICIOUS

PDF

40.1 KB Created: 2020-08-31 09:05:33 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4fcde4d99454a1a37afda5fd1bf95b6c SHA-1: c5c9774519f09af74d133dfa709f2dd403510b92 SHA-256: 579fcb2bfccaf2e5c3ead14f39896beae77fd9d838b06ff7e9586f864739a94d
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a link that redirects to a known malicious infrastructure, disguised with a lure related to a popular movie. The document body, though heavily corrupted, contains fragments of the URL and references to 'Harry Potter dual audio full movie download', reinforcing the social engineering aspect. The presence of a link farm heuristic further suggests malicious intent to distribute links.

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=harry+potter+dual+audio+full+movie+download
    • https://static.usrfiles.com/ugd/b8c837_43deaa3efff0478aaac26c00240fc6a9.pdf
    • https://static.usrfiles.com/ugd/b8c837_be0ec9187d7547169cc924ad384d5531.pdf
    • https://static.usrfiles.com/ugd/b8c837_ff910d170d6841a3b17d15e22acd6871.pdf
    • https://static.usrfiles.com/ugd/b8c837_be614cb940534a99ba493049139c3711.pdf
    • https://static.usrfiles.com/ugd/5d2cf3_988c93e77a7a40ef97d1741740b23051.pdf
    • https://static.usrfiles.com/ugd/99afdc_cb3d04bb793e4090ad195ba4aee8b799.pdf
    • https://static.usrfiles.com/ugd/b8c837_48aad82aea9f4dc9ae1c5ac7a2329b86.pdf
    • https://static.usrfiles.com/ugd/0dcf4b_e07808c7b04243adad5cb974f8fae8c6.pdf
    • https://cdn.shopify.com/s/files/1/0462/6802/2941/files/taramejegetakupude.pdf
    • https://cdn.shopify.com/s/files/1/0429/7755/8681/files/92877853643.pdf
    • https://cdn.shopify.com/s/files/1/0434/0570/5374/files/zisefidakirukitefi.pdf
    • https://cdn.shopify.com/s/files/1/0438/1769/7437/files/zofolibaxigikuf.pdf
    • https://cdn.shopify.com/s/files/1/0431/4087/4408/files/gofawubebisivogususoni.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.

FilenameKindSourceSize
font_00_sfnt_off00005fc4.bin
ac55ac6cc4106010c2060dd84868148f510ba9cbdd0dffab89b8e23a03d78737		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5FC4 5224 bytes
font_01_sfnt_off0000718e.bin
f34bedc97bb08edef14ec92f582c76021297802f4f424129b3ddaf340bd44286		 pdf-font-stream PDF embedded font (sfnt) at offset 0x718E 10024 bytes

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