Malicious PDF — malware analysis report

Static analysis result for SHA-256 410714917cc89bac…

MALICIOUS

PDF

89.0 KB Created: 2020-08-03 07:07:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 964fced9b56ddd72fde795126a1dc2d9 SHA-1: b6845c21b38d5fa5fb70b749604e8415ebcc6fc3 SHA-256: 410714917cc89bac61a1a7907e6f3c825f9b3ab433ff0c7204eb9f6603cdca60
120 Risk Score

Malware Insights

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

The PDF file contains a significant number of embedded links, identified as a link farm. One of the primary links, 'https://ttraff.ru/pify?keyword=1985+honda+shadow+700', is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting it is a core component of the lure. The presence of a link farm and a malicious redirector indicates an attempt to lead the user to a harmful 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.ru/pify?keyword=1985+honda+shadow+700
    • http://files.cheyennesimmons.com/uploads/1/3/2/6/132681829/mofiketo.pdf
    • http://files.simonewelsh.com/uploads/1/3/0/7/130775554/6632248.pdf
    • http://files.tullyink.com/uploads/1/3/0/7/130775108/1879f.pdf
    • https://cdn.shopify.com/s/files/1/0434/1386/4604/files/tobalexedejeketek.pdf
    • https://cdn.shopify.com/s/files/1/0437/6854/5442/files/gojumufimukezovur.pdf
    • https://cdn.shopify.com/s/files/1/0431/2737/3990/files/hunger_games_seed_for_minecraft_pe.pdf
    • https://cdn.shopify.com/s/files/1/0436/3767/0041/files/donikoka.pdf
    • https://cdn.shopify.com/s/files/1/0427/6404/2396/files/78916440267.pdf
    • https://cdn.shopify.com/s/files/1/0431/6938/2557/files/keronevodumetojovakal.pdf
    • https://cdn.shopify.com/s/files/1/0433/9934/8389/files/radial_blur_meme.pdf
    • https://cdn.shopify.com/s/files/1/0432/6768/6558/files/4718860377.pdf
    • https://cdn.shopify.com/s/files/1/0428/8361/2831/files/72028684103.pdf
    • https://cdn.shopify.com/s/files/1/0448/4051/7792/files/d3_v3_cdn.pdf
    • https://cdn.shopify.com/s/files/1/0433/8758/4675/files/tecumseh_carburetor_adjustment_manual.pdf
    • https://cdn.shopify.com/s/files/1/0428/5913/5132/files/nufetevagab.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000f37a.bin
1aa062d9dcd0e645d8f47dc45e48fda6b6a7c412cb26d8ce668a93c076ed617b		 pdf-font-stream PDF embedded font (sfnt) at offset 0xF37A 12624 bytes
font_01_sfnt_off00011c99.bin
81445932274b82950ee0465e412d5c34f2257e6c2b13134b6c9fb7d388f8c5ae		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11C99 5532 bytes
font_02_sfnt_off00012f88.bin
b222fe82631f83df1b58a3180ede5503f9ae929066100a7f3f4203aac31858c9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x12F88 11524 bytes

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