Malicious PDF — malware analysis report

Static analysis result for SHA-256 f4f0b64867932127…

MALICIOUS

PDF

41.2 KB Created: 2020-09-05 20:15:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 99199f5c9f5749597db0a8ea8e819240 SHA-1: b59d862ceff7ea25b623d629edc535264d62a19b SHA-256: f4f0b64867932127b03f6f48f173136c532a6407c64866b4d66f7202a5c7a43f
128 Risk Score

Malware Insights

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

The PDF contains a call-to-action phrase and embeds multiple links, including a critical redirector link to 'ttraff.me'. This suggests a phishing or social engineering attack aiming to direct the user to malicious infrastructure. The presence of a link farm further supports this, indicating an attempt to generate traffic or SEO manipulation for malicious purposes.

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.me/wix?keyword=passport+photo+maker+key+and+email
    • https://cdn.shopify.com/s/files/1/0429/4190/7110/files/25369302111.pdf
    • https://cdn.shopify.com/s/files/1/0437/0097/7816/files/56134160426.pdf
    • https://cdn.shopify.com/s/files/1/0438/3545/7698/files/92623269070.pdf
    • https://static.usrfiles.com/ugd/b8c837_ab2b05f74c414cb7b4fb22603b6603d8.pdf
    • https://cdn.shopify.com/s/files/1/0436/9691/4586/files/wowhead_bfa_dungeons_guide.pdf
    • https://cdn.shopify.com/s/files/1/0446/4807/1331/files/chemistry_practicals_for_class_11_salt_analysis.pdf
    • https://static.usrfiles.com/ugd/8de238_fb1e469e56e54e5d81ffedbaf7a4b93c.pdf
    • https://static.usrfiles.com/ugd/6116da_90e48642386749b79241d38c275e1887.pdf
    • https://static.usrfiles.com/ugd/fb41f9_ddf6c2e1db974a64ad15edaec39fadd7.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_off000062ec.bin
207c9bfa1dcc204e55aba0fff506871efc0a9c00b7cb96561a1d49b7fca185a2		 pdf-font-stream PDF embedded font (sfnt) at offset 0x62EC 5368 bytes
font_01_sfnt_off00007503.bin
19982785c726100cf67550162fc69a8ad46db5084dd7584a0a829f55bf79f48a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7503 10640 bytes

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