Malicious PDF — malware analysis report

Static analysis result for SHA-256 7e0076f480a09650…

MALICIOUS

PDF

39.4 KB Created: 2020-10-07 07:55:44 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: f2904f2f1560555d967d6b90a94783a7 SHA-1: 3d256ed65fb26b72adfd3856379105e61fe4efee SHA-256: 7e0076f480a0965070e0b53bc591216d8757a1a30f3e7700a92704042094c912
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs, with one identified as a known malicious redirector. The document's structure and link distribution suggest it's part of a link farm designed to manipulate search engine results or redirect users to malicious sites. No scripts were extracted, and the document body is heavily obfuscated, limiting further analysis of its specific intent beyond link distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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 is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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.club/pify?keyword=the+division+dragon%2527s+nest+guide In PDF document text
    • https://site-1036920.mozfiles.com/files/1036920/4441284818.pdfIn PDF document text
    • https://site-1040339.mozfiles.com/files/1040339/widupegowe.pdfIn PDF document text
    • https://site-1041282.mozfiles.com/files/1041282/19965493821.pdfIn PDF document text
    • https://site-1037833.mozfiles.com/files/1037833/rezekawibiw.pdfIn PDF document text
    • https://site-1037215.mozfiles.com/files/1037215/banobuzibimobununobefalun.pdfIn PDF document text
    • https://site-1039806.mozfiles.com/files/1039806/84089413776.pdfIn PDF document text
    • https://site-1039815.mozfiles.com/files/1039815/59813270211.pdfIn PDF document text
    • https://site-1039382.mozfiles.com/files/1039382/sagevivuju.pdfIn PDF document text
    • https://site-1036680.mozfiles.com/files/1036680/19596965905.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://uploads.strikinglycdn.com/files/d975077a-0328-4969-9442-dee846c3a459/babuwerulafox.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/582a9183-f6de-4214-90b2-e2cc5d0b8a57/52695225217.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0479/7589/1100/files/north_high_school_denver.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0484/8759/6187/files/meditation_types.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

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005bfe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5BFE 5100 bytes
SHA-256: 0b4ea085cf8dff8e32d0b4b1d08f7922d47a30f065f753eed119eb323943d300
font_01_sfnt_off00006d5a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D5A 10360 bytes
SHA-256: caf9f8eca3561e57cd8c7bf91c95e36bc7f50e1d31dec478ac6dc0656722cdeb