Malicious PDF — malware analysis report

Static analysis result for SHA-256 f5f94ed9f5958c1c…

MALICIOUS

PDF

39.2 KB Created: 2020-08-30 15:59:46 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b2280d4a8086123f86d26676fe6a2c39 SHA-1: 568b8161cb6bbdebf9e165d913a989c9475dc22c SHA-256: f5f94ed9f5958c1cd997b2ea15b23d61c0c80770d561be83bba7a410340edb77
194 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 embedded URL 'https://ttraff.cc/wix?keyword=trove+camera+snapping' is the primary indicator of malicious intent, likely leading to further compromise. The document body, though heavily obfuscated, contains this URL and other PDF links, suggesting a lure to external content.

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/wix?keyword=trove+camera+snapping In PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://static.usrfiles.com/ugd/b8c837_b5f0a7616f2c4122a05a0dc4150c0a8c.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/eaf48f_a3b73e0314f24918a185fe34a0ae0be0.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/2c8d66_855f37aec06b4d04a9a4c95b75314518.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/3e9e83_1fb90d7757df4d7e904443464b87f77b.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/9571/8040/files/european_resuscitation_council_guidelines_2017.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6054/3138/files/bowogumifawiwovuke.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/b8c837_115051585d174e71acad2c1513252438.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/0049ca_8a2e098c3bc5408e97f070fb8d5a9e02.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/b8c837_004721e6029e43778513f5a4f5f0b2a1.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6579/4965/files/degolawapimaxuraturejoma.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4346/2037/files/nordictrack_c1800_review.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4306/1913/files/sidafiwabosibe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0457/7551/9910/files/nakikolibitikuvatedo.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005104.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5104 3016 bytes
SHA-256: 6b1886100909a5777bb30fc7b7be00bba8ed48ad5f5b392b7a0cb4783a0739ac
font_01_sfnt_off00005bbe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5BBE 5232 bytes
SHA-256: feb2cf1f7aec1d9fbfc751bfb7ffd55629048b73cd1f44cf59ba4050b4854612
font_02_sfnt_off00006d7f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D7F 10044 bytes
SHA-256: e8114d959e81fbbfdcd344fc283a142df4cd46fdd7f4781d76b3c3199a692f64

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