Malicious PDF — malware analysis report

Static analysis result for SHA-256 a79630b49fed78cf…

MALICIOUS

PDF

40.8 KB Created: 2020-08-03 12:01:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 73703fbfce36870347126b2a10e31451 SHA-1: e48cfee032cf835ce88e75b1253ac763efa37153 SHA-256: a79630b49fed78cf45f29d70f94c7f60d15489687592af17f6328203b1d4239e
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a mass external link farm, with a primary malicious redirector URL pointing to ttraff.com. This indicates a likely attempt to lure users to a malicious site. The document body, though heavily obfuscated, contains references to 'Awakening the giant within by anthony robbins pdf' and the wkhtmltopdf application, suggesting a social engineering pretext to disguise the malicious 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/pify?keyword=awakening+the+giant+within+by+anthony+robbins+pdf
    • http://files.arlettevandeneycken.com/uploads/1/3/1/6/131637853/rozabetogobu.pdf
    • http://files.maxdingleart.com/uploads/1/3/1/4/131438330/kozaxajegotaxi_temexebowirevof_kirap.pdf
    • http://files.markferickson.com/uploads/1/3/0/8/130874655/9338890.pdf
    • http://files.lubricantdistribution.com/uploads/1/3/1/4/131406831/5af302b2d70c.pdf
    • https://cdn.shopify.com/s/files/1/0433/6189/4565/files/judegojujanaxesujafowus.pdf
    • https://cdn.shopify.com/s/files/1/0427/6623/7852/files/48147542265.pdf
    • https://cdn.shopify.com/s/files/1/0432/9376/9894/files/11995880485.pdf
    • https://cdn.shopify.com/s/files/1/0431/9015/7473/files/98517979341.pdf
    • https://cdn.shopify.com/s/files/1/0431/6289/4495/files/zatotobonabubelawig.pdf
    • https://cdn.shopify.com/s/files/1/0434/5652/8544/files/1819013652.pdf
    • https://cdn.shopify.com/s/files/1/0434/0154/3831/files/zewebik.pdf
    • https://cdn.shopify.com/s/files/1/0434/7405/9426/files/fable_anniversary_silver_key_chests.pdf
    • https://cdn.shopify.com/s/files/1/0434/0383/7592/files/nusigir.pdf
    • https://cdn.shopify.com/s/files/1/0431/8117/9037/files/81046319824.pdf
    • https://cdn.shopify.com/s/files/1/0439/1780/3675/files/10081147224.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_off00006043.bin
56477aa492af3c55415ca7f541a130437ee47b9b4882498a968a886ea69f0d90		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6043 5660 bytes
font_01_sfnt_off00007398.bin
3b8ccf922ee16904ea5c67abb1d880489bb90c148a73d96d47407c2908afcd2a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7398 10176 bytes

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