Malicious PDF — malware analysis report

Static analysis result for SHA-256 e0e603d4f35e1735…

MALICIOUS

PDF

39.7 KB Created: 2020-08-16 00:48:41 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: c6a36f3fb0d5807eb28b95124d128e69 SHA-1: e3b9608d533065d8bd78f78d79e42f803c9de196 SHA-256: e0e603d4f35e1735293543f1281982a2f7e10346f2157c2996662458de68f80d
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, many hosted on Shopify. The document body, though heavily obfuscated, contains the same redirector URL. The primary intent appears to be directing users to malicious infrastructure via the embedded link.

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.com/pify?keyword=mi+store+app+apk+free In PDF document text
    • http://files.stellamakes.com/uploads/1/3/1/8/131871633/rujevitikof-tununak.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/1/0430/4103/0293/files/basic_electronics_tutorial_download_free.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/35535883354.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0147/9321/files/13932775200.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8488/0798/files/razujizil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6925/0463/files/36481714451.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1223/5174/files/42443701595.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9427/8293/files/best_games_to_play_on_android_2018.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7245/3797/files/92266037317.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/9624/3364/files/windows_xp_theme_for_windows_10.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/2794/5889/files/43604189260.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7804/1244/files/50174128792.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3837/5074/files/menirubafakodomitidij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6332/0471/files/48333860620.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 1

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_off00004c63.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4C63 4612 bytes
SHA-256: 7becacdcf026ff01235ac96cae568418d46760e7b1f21af77e9aeafbcdc67c8d
font_01_sfnt_off00005c29.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C29 13220 bytes
SHA-256: b2d7d0b98b53c3bfdfb0bbb9038b3892080a327c23e7e306faa718ab794b9e0f
font_02_sfnt_off0000828c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x828C 4324 bytes
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333

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