Malicious PDF — malware analysis report

Static analysis result for SHA-256 1d9763cf056e2119…

MALICIOUS

PDF

36.0 KB Created: 2020-08-03 02:45:01 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 83426e907d1423fe93562fd776813d04 SHA-1: 2cb60fe0ddafbc535c28dba8f7cfc99840784645 SHA-256: 1d9763cf056e2119e3c53b6255c63a3d03d6e9cce92e0208eed55bae6d49f618
120 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=honda+pilot+service+manual+pdf'. This URL is embedded within the document body, suggesting a social engineering lure to trick the user into clicking it. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for malicious content. No scripts were extracted from this sample.

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=honda+pilot+service+manual+pdf
    • http://files.classyhippieteaco.com/uploads/1/3/1/4/131452997/xopolorojediz.pdf
    • http://files.foundationsoffuninfirst.com/uploads/1/3/1/4/131437593/8467147.pdf
    • http://files.redsandboxers.com/uploads/1/3/2/6/132695329/zovopepupunulozoful.pdf
    • http://files.coastalhomeinspectionsla.com/uploads/1/3/1/3/131381363/pojotofibelisat-repuraref-nisonagufiveku.pdf
    • http://jozedo.walberswickferry.com/uploads/1/3/2/7/132741555/magebuzim-robevoz-bubowog.pdf
    • https://cdn.shopify.com/s/files/1/0434/0816/2981/files/liwerapofonemovumetavir.pdf
    • https://cdn.shopify.com/s/files/1/0430/2825/0781/files/jowunelazijafijaniw.pdf
    • https://cdn.shopify.com/s/files/1/0431/8344/0030/files/sanborn_air_compressor.pdf
    • https://cdn.shopify.com/s/files/1/0439/9667/6254/files/general_chemistry_fourth_edition.pdf
    • https://cdn.shopify.com/s/files/1/0428/5281/0911/files/xenamoxataroke.pdf
    • https://cdn.shopify.com/s/files/1/0430/5253/1869/files/58859820164.pdf
    • https://cdn.shopify.com/s/files/1/0427/7387/2807/files/69489927889.pdf
    • https://cdn.shopify.com/s/files/1/0432/3049/4878/files/94264423574.pdf
    • https://cdn.shopify.com/s/files/1/0430/7759/9383/files/malutarazoxakilozijebe.pdf
    • https://cdn.shopify.com/s/files/1/0435/2717/6344/files/buwewes.pdf
    • https://cdn.shopify.com/s/files/1/0435/3641/6936/files/sememebovuwowowejariwan.pdf
    • https://cdn.shopify.com/s/files/1/0438/1461/7250/files/va_form_21-_8951.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_off00004f2b.bin
c5224b352e296101465b79db01094134c0fdc1550d23e3e6429010b26c054990
pdf-font-stream PDF embedded font (sfnt) at offset 0x4F2B 5324 bytes
font_01_sfnt_off00006134.bin
8c3d8b509436e422ec4e880cca54a50e2165fc348af881d33d67476faf241310
pdf-font-stream PDF embedded font (sfnt) at offset 0x6134 10132 bytes