Malicious PDF — malware analysis report

Static analysis result for SHA-256 607e63a5898f2221…

MALICIOUS

PDF

57.1 KB Created: 2020-08-06 07:32:31 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b19b4aa8b9eea337755191fe82fabe59 SHA-1: d9bf791104f3c7b52602f6f57a23e314245b55df SHA-256: 607e63a5898f22215521781a445a58aa193d62ae9aba6e8c16755ce1772095a7
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous links, many of which point to a redirector service known for malicious activity. The primary redirector URL is https://ttraff.cc/pify?keyword=managerial+functions+of+hrm+pdf, which is likely used to obscure the final malicious destination. The document's structure and embedded links suggest a phishing or scam attempt, masquerading as a document download.

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=managerial+functions+of+hrm+pdf In PDF document text
    • http://files.professortruszkowski.org/uploads/1/3/1/3/131382274/5270879.pdfIn PDF document text
    • http://files.mooreimprints.com/uploads/1/3/0/7/130775025/56bef0.pdfIn PDF document text
    • http://xokapow.themslist.com/uploads/1/3/1/0/131070152/3245329.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0056/9766/files/vadarubusetutito.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0306/0128/files/towarifofaxizufapebatil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8092/4837/files/98079001875.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2010/8455/files/96972093377.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0201/9487/files/verekaduv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3885/1751/files/80937709968.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4742/0066/files/deren.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1311/0951/files/revised_common_lectionary_year_b.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7244/5854/files/78129006867.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7257/7946/files/1400940608.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/5755/9190/files/just_already_exercises.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/0898/1152/files/64434424930.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3128/2335/files/vehicle_blackbox_dvr_manual_english.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 4

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

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00009312.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9312 5456 bytes
SHA-256: 254e7cb9422ec286e2dac0390900d2a1a972f3a1ec10c202ae366753bf6fea17
font_01_sfnt_off0000a56d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA56D 10436 bytes
SHA-256: fe68bb03b9e3fd337e872445248080f017c39d3c746b45450bdadf6e0d03feff
font_02_sfnt_off0000c900.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC900 4324 bytes
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3

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