Malicious PDF — malware analysis report

Static analysis result for SHA-256 9ba05994fbb50b64…

MALICIOUS

PDF

40.8 KB Created: 2020-08-21 04:20:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4e72071c366813b40d98266619f62713 SHA-1: 5c980d07720b6397ce8ccfd8d4af9dcf7c5a0227 SHA-256: 9ba05994fbb50b64de10260aee591f1d9124aaf229d2eced8aa4d2a2729bb904
120 Risk Score

Malware Insights

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

The PDF document contains a deceptive title and numerous embedded links, including one pointing to a known malicious redirector. The primary link, 'https://ttraff.com/pify?keyword=gantt+chart+template+word+example', is designed to lure users into clicking it under the guise of providing a useful template. The document also hosts a large number of other PDF files on Shopify domains, likely for SEO manipulation to increase visibility.

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=gantt+chart+template+word+example
    • http://files.friendsofthedogs.org.uk/uploads/1/3/1/6/131606876/xopigabub_zadufi_garanile_fikozer.pdf
    • http://files.maitrikundalini.yoga/uploads/1/3/1/4/131406391/xotimaf_zofepiwutidofe_sodanuwibewu_wulibejinofom.pdf
    • http://files.allwrappedup12414.com/uploads/1/3/1/3/131384636/mamefogonop.pdf
    • http://mekejif.hh4j.org/uploads/1/3/2/6/132681670/2224247.pdf
    • http://files.derring-do-medals.com/uploads/1/3/2/6/132681976/susufe-gujezifoso-noropuxakaz-vevadoz.pdf
    • https://cdn.shopify.com/s/files/1/0429/7257/7946/files/44617467733.pdf
    • https://cdn.shopify.com/s/files/1/0433/6500/7509/files/dazazomonosinefupugupa.pdf
    • https://cdn.shopify.com/s/files/1/0438/0380/3808/files/smd_capacitor_1uf_datasheet.pdf
    • https://cdn.shopify.com/s/files/1/0433/5910/9279/files/39727720381.pdf
    • https://cdn.shopify.com/s/files/1/0431/9641/6157/files/kadavixelogedi.pdf
    • https://cdn.shopify.com/s/files/1/0439/3825/0910/files/fopizubapurew.pdf
    • https://cdn.shopify.com/s/files/1/0431/6761/3087/files/wudavuvesazutetoluwafa.pdf
    • https://cdn.shopify.com/s/files/1/0429/2280/3366/files/bolt_and_nut_size_table.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/48695811849.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_off00006359.bin
c30d120c32027870463f061dfab754761f6d9813f28552d406dd874de182d34e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6359 5328 bytes
font_01_sfnt_off0000755c.bin
925daa3b37fa3fb853da42aeb2fad5b88889fc6e416eed975105f619a4bab34f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x755C 9660 bytes

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