Malicious PDF — malware analysis report

Static analysis result for SHA-256 d8c6ce5c54183a50…

MALICIOUS

PDF

41.3 KB Created: 2020-07-31 20:22:20 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b7d42fb5bdf9ea504df8f7bcbdd775fb SHA-1: eadf85138b1f248abd2990c7f5d995c41b1f40bb SHA-256: d8c6ce5c54183a50e0bc6e54825136b72684988d84204bed94cc9eaf4b51dd0b
202 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a link farm and a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text related to 'The Sims Deluxe Edition' and a URL that is also present in the heuristics. This suggests a lure to download a game, which redirects to malicious infrastructure.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 6

  • 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.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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=the+sims+deluxe+eddition In PDF document text
    • http://files.lauraavnaim.com/uploads/1/3/0/9/130969819/0ec2ee5.pdfIn PDF document text
    • http://files.hinsdaleracquetgang.com/uploads/1/3/1/8/131856430/rarom_dusifogosub_xurukuzemavuluj.pdfIn PDF document text
    • http://files.herbaculture.org/uploads/1/3/1/4/131437123/8019269.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/1/0430/2028/8153/files/diwefofa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6246/8516/files/37257862451.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1775/6062/files/mezurelezelepajefozab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6892/3799/files/kebinidotinajuzolajudiroz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9282/8579/files/57892829887.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29121996303.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8353/8331/files/matetujajadolabi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3837/5074/files/zojibup.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5109/0077/files/pozelepejulebapapute.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8904/3358/files/62236856188.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4742/0057/files/zewewixupowemixiza.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1126/7990/files/25560061670.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9924/3174/files/7489397146.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_off000062dc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62DC 4776 bytes
SHA-256: 12661537db58e03ca3f1d5a6993dbe9eacdccaaf78f3f1cb745125c236dfaa5d
font_01_sfnt_off000072f5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x72F5 11140 bytes
SHA-256: be1e6507327caade64a0f61a272be20c35cfd1a50be47f4391a0308675ab81dc

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