Malicious PDF — malware analysis report

Static analysis result for SHA-256 da04f522ac7be09b…

MALICIOUS

PDF

49.7 KB Created: 2020-08-02 14:44:18 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 48c9e76ceb5c0af9004b71a9864d7444 SHA-1: 889aac58208bae48de93650857fbe407c0bca399 SHA-256: da04f522ac7be09b40d7f3e302fb7a40ed11649bf7846b6df308a58fd1357086
194 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though partially corrupted, contains text referencing 'Google docs journal template' and includes the malicious URL https://ttraff.cc/pify?keyword=google+docs+journal+template. This suggests a phishing or social engineering attack aiming to redirect users to malicious infrastructure. The presence of many links to Shopify domains, some marked as benign, indicates a link farm strategy, likely to obscure the malicious redirector.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • 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.
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
  • 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.cc/pify?keyword=google+docs+journal+template In PDF document text
    • http://files.heavygrail.net/uploads/1/3/1/3/131380733/bitat.pdfIn PDF document text
    • http://files.waterfrontmarysville.com/uploads/1/3/0/8/130814402/2c3b0362a3b.pdfIn PDF document text
    • http://files.jazzbeyondborders.com/uploads/1/3/1/4/131407152/vobezusowok-puvufewekapuke.pdfIn PDF document text
    • http://files.fourmotion.com/uploads/1/3/0/9/130969160/64128.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4152/9754/files/suworasa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6056/0021/files/nisurudogaxokoxer.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5409/4743/files/22007457236.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9683/4212/files/zafokajukizexesevubebu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9740/7126/files/22233572144.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0176/6310/files/61792095965.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5131/0488/files/nebojirubelepirag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/0024/1061/files/punegedokizujoniriken.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5928/1048/files/70253259282.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6574/5314/files/ne-_yo_libra_scale.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/1956/5216/files/36929729150.pdfIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://ns.adobe.com/xap/1.0/rights/In PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000080b6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x80B6 5500 bytes
SHA-256: cf5eafdad94f7993b32d3541c1f758723b252f496bc89ce889170815ab3fc840
font_01_sfnt_off00009361.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9361 11896 bytes
SHA-256: 45bda20d483455f75d019a200d60b448b90400febe62af42c636d6d2f51d6f68

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