Malicious PDF — malware analysis report

Static analysis result for SHA-256 de1be5ead18ada08…

MALICIOUS

PDF

39.9 KB Created: 2020-08-09 18:08:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a455dcc345c6e99471fbf5788dc9b4cd SHA-1: c060dce33a8dbcf467b6c04beb5cdf5f1162e07e SHA-256: de1be5ead18ada0835bb7c1ab32cb07e651c41cef4ba05551ea8901782b316c0
194 Risk Score

Malware Insights

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

The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The primary malicious URL, https://ttraff.cc/pify?keyword=gary+douglas+access+consciousness+pdf, is designed to redirect users to further malicious content. The document body, though heavily obfuscated, contains references to the malicious URL and other PDF links, suggesting a lure to a malicious site. The ML classifier strongly supports the malicious verdict.

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=gary+douglas+access+consciousness+pdf In PDF document text
    • http://nodeweg.srphotographymelbourne.com.au/uploads/1/3/2/7/132712207/sodefezokepugo_monid.pdfIn PDF document text
    • http://vezekaker.salsa2013viiisesquiannualconference.com/uploads/1/3/0/8/130813612/sotanasa.pdfIn PDF document text
    • http://dokureg.downsouthbait.com/uploads/1/3/0/8/130814575/4157376.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/1/0433/6769/4501/files/lasuzisonexixixovukapug.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2841/4618/files/lumuma.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1713/2456/files/bleep_test_adalah.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6135/3371/files/11967480897.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8581/5205/files/4734954556.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8648/6440/files/54034820992.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4750/1474/files/vozuvepigikaxe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/3826/7809/files/vamokemosamoside.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8617/5651/files/zepad.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5543/8241/files/bhu_bsc_physics_syllabus.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2977/3982/files/26876900325.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 2

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_off00005e16.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5E16 5456 bytes
SHA-256: 2a739e9261ca528dfa2ccf47d93d523f4f5e4dc00b0b41d2a5c0fd5b98c1efc2
font_01_sfnt_off000070c7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x70C7 9984 bytes
SHA-256: f11102989e2c92ab8f4aea6bda4550d0d48518d8791a3806c0150f15e672a0eb

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