Malicious PDF — malware analysis report

Static analysis result for SHA-256 e0fc7684a2c99c28…

MALICIOUS

PDF

43.3 KB Created: 2020-08-06 21:03:04 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4e99111d5e949328d2e9eb775587564d SHA-1: ac4bf5aa7262286ea951447a74933fd40537da3b SHA-256: e0fc7684a2c99c284402908af32f59a61d29a26734a964d3c070e87b03a3309d
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.001 User Execution: Malicious Link T1059.001 PowerShell

The PDF contains a link farm and a specific malicious redirector URL, indicating a phishing or scam attempt. The document body, though heavily obfuscated, contains the target URL, suggesting the primary goal is to redirect the user to malicious content. The presence of numerous links hosted on Shopify and other domains points to a link farm strategy to obscure the final malicious destination.

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/pify?keyword=wonder+woman+2020+movie+script+pdf
    • http://files.marineservicecorps.net/uploads/1/3/2/3/132303035/rubutetejujo_zafinuv_pimijukuwufiluw_divetudifa.pdf
    • http://files.visitsolonsprings.com/uploads/1/3/2/6/132681264/digifizurapazunogija.pdf
    • http://files.margaretraab.com/uploads/1/3/2/7/132741385/a43da6ae4b20.pdf
    • http://rivibogi.shelleyheffler.com/uploads/1/3/1/4/131438177/90a010aa336.pdf
    • http://nefilapel.georgialasterbranchnanm.org/uploads/1/3/1/8/131857631/291ac.pdf
    • https://cdn.shopify.com/s/files/1/0429/5104/9370/files/15457716755.pdf
    • https://cdn.shopify.com/s/files/1/0431/6377/9240/files/watenifuvanawoz.pdf
    • https://cdn.shopify.com/s/files/1/0434/7114/3078/files/fosatuwazemeloxixe.pdf
    • https://cdn.shopify.com/s/files/1/0433/4285/6344/files/72089648696.pdf
    • https://cdn.shopify.com/s/files/1/0432/0926/1218/files/reloniwinizarimadetoreji.pdf
    • https://cdn.shopify.com/s/files/1/0434/2117/1864/files/mcdougal_littell_geometry_textbook.pdf
    • https://cdn.shopify.com/s/files/1/0431/9114/0510/files/maruzizavumorumoseko.pdf
    • https://cdn.shopify.com/s/files/1/0437/9390/7869/files/guwitebotekoj.pdf
    • https://cdn.shopify.com/s/files/1/0434/3198/5309/files/23489507307.pdf
    • https://cdn.shopify.com/s/files/1/0428/5333/5207/files/48039318143.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_off00006920.bin
293cfd1af24ffe22064a36568ebc05f9b33850cafee1222d4fb4e8be409a4b62		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6920 5708 bytes
font_01_sfnt_off00007c95.bin
cba58f07297714a76c390da988dd323397cec48a2fee563945a656ed75ddc59c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7C95 10316 bytes

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