Malicious PDF — malware analysis report

Static analysis result for SHA-256 562cc819b7af3c04…

MALICIOUS

PDF

38.5 KB Created: 2020-08-31 06:03:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 8a983dc29a730490ef5ef2272517d98f SHA-1: 9fc89c3b356490eb3f3d4a8c30f308b00d5fd4f1 SHA-256: 562cc819b7af3c0474b6fd4a77f19a375c6512824689c28de1bd88e7da9cff43
128 Risk Score

Malware Insights

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

The PDF file contains a link to a known malicious redirector, ttraff.com, which is designed to lure users into downloading malicious content. The document body, though heavily obfuscated, contains references to this URL and other Shopify links, suggesting a link farm or SEO poisoning tactic. The presence of a 'download button' heuristic further supports the lure-based attack pattern.

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/wix?keyword=wwe+2011+psp+iso+highly+compressed+d
    • https://cdn.shopify.com/s/files/1/0430/9165/6864/files/59365064873.pdf
    • https://cdn.shopify.com/s/files/1/0433/6579/3942/files/deleuze_and_guattari_capitalism_and_schizophrenia.pdf
    • https://cdn.shopify.com/s/files/1/0437/4469/0337/files/79703241786.pdf
    • https://cdn.shopify.com/s/files/1/0435/9867/6131/files/25166715885.pdf
    • https://cdn.shopify.com/s/files/1/0430/2821/8010/files/keguzetef.pdf
    • https://cdn.shopify.com/s/files/1/0440/1509/1870/files/ftse_rafi_all_world_3000_index_factsheet.pdf
    • https://cdn.shopify.com/s/files/1/0432/6617/9230/files/dejuxo.pdf
    • https://cdn.shopify.com/s/files/1/0431/7426/4981/files/online_converter_to_word_excel.pdf
    • https://cdn.shopify.com/s/files/1/0431/4886/9789/files/83816625719.pdf
    • https://static.usrfiles.com/ugd/b8c837_15e92f99d0184713afe8be59e0e5d453.pdf
    • https://static.usrfiles.com/ugd/cc03df_23f15b3673c640eaa8555a07a740f3f4.pdf
    • https://static.usrfiles.com/ugd/b8c837_011cb1c16cc1455e9a0c6e68e1e63d31.pdf
    • https://static.usrfiles.com/ugd/1df9ea_25b9ef832e73463e9cdca4bc71679251.pdf
    • https://static.usrfiles.com/ugd/cf14a4_2e409fc868a2467c958b3e59ac7a188c.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_off00005732.bin
b5440204960acdcebbf91b4e8720957b6a38636ec4255a361550aa401da9931e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5732 5812 bytes
font_01_sfnt_off00006af6.bin
af3544909bcf582f19792a3223e2170a1c5a374d52fee181a5d1cd6ffb1c0a2b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6AF6 9968 bytes

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