Malicious PDF — malware analysis report

Static analysis result for SHA-256 46a563a4486da7f5…

MALICIOUS

PDF

45.9 KB Created: 2020-08-03 10:26:57 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 739190d815c992ef43ca6cda638c9035 SHA-1: 3fd048b5ec6dfbcd8cfad2ac0156d884e990249e SHA-256: 46a563a4486da7f5ac5b8c05f0b801b377da964b87cf928dbf534b0be4f0b8c5
128 Risk Score

Malware Insights

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

The PDF file contains a lure related to installing 'seus shaders' and includes a prominent link to 'ttraff.com'. This URL is flagged as a malicious redirector. Additionally, the PDF exhibits characteristics of a link farm, with numerous embedded URLs pointing to external resources, many of which are hosted on Shopify. The primary intent appears to be directing users to malicious infrastructure through deceptive content.

Heuristics 4

  • 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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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=how+to+install+seus+shaders
    • http://files.berelart.com/uploads/1/3/1/4/131454766/cbfd8d.pdf
    • http://files.topiaflow.com/uploads/1/3/0/7/130776077/6d5535ef1bb2ba.pdf
    • http://nujok.skincarebyjewls.com/uploads/1/3/1/3/131383775/45bc9c.pdf
    • http://files.nicholasvetricopywriter.com/uploads/1/3/1/4/131436956/b1a69ac5f7f541b.pdf
    • http://files.ladyliftersgym.com/uploads/1/3/1/4/131438464/sozubokisilozus-lutapikij-diselijonexe-vagologexipawod.pdf
    • https://cdn.shopify.com/s/files/1/0437/6225/3978/files/sezikak.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xodujanizovu.pdf
    • https://cdn.shopify.com/s/files/1/0430/8320/2711/files/35614713655.pdf
    • https://cdn.shopify.com/s/files/1/0432/4671/5040/files/farifipaxajok.pdf
    • https://cdn.shopify.com/s/files/1/0428/8331/7926/files/77305510223.pdf
    • https://cdn.shopify.com/s/files/1/0430/0383/8615/files/38082714240.pdf
    • https://cdn.shopify.com/s/files/1/0430/0134/8255/files/11207925286.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mirizopenifipometetotagoz.pdf
    • https://cdn.shopify.com/s/files/1/0439/2206/3515/files/march_madness_2017_bracket.pdf
    • https://cdn.shopify.com/s/files/1/0431/7272/4897/files/1845733815.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_off00006cfc.bin
26d758335ebd71f6b96e59ffa48a35ea3290a2fa8e5025991e26e1def08874b6
pdf-font-stream PDF embedded font (sfnt) at offset 0x6CFC 4964 bytes
font_01_sfnt_off00007dd6.bin
e9a5a1f6ed95b1e3669933bb00002ad32a1708c3e0b735191cad5e02368a6c7d
pdf-font-stream PDF embedded font (sfnt) at offset 0x7DD6 1800 bytes
font_02_sfnt_off00008664.bin
050467dfca34aba4875e2758ae79cd124e93fb2c33a8c4705f4c587817506dfa
pdf-font-stream PDF embedded font (sfnt) at offset 0x8664 10576 bytes