Malicious PDF — malware analysis report

Static analysis result for SHA-256 35cadad37f84fa83…

MALICIOUS

PDF

34.1 KB Created: 2020-08-06 00:39:54 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 507a5e19707d04821341c006286e562c SHA-1: 34ce0dbc33bb9ffd2cc728991cc8b523808af6a6 SHA-256: 35cadad37f84fa83f92fee93c3ebca8b61adc30323e3e35e123e45d8d768b2f7
194 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links, many of which point to external resources. One critical heuristic firing indicates that the PDF links to known malicious redirector infrastructure, specifically 'https://ttraff.cc/pify?keyword=hillsong+worship+songs+lyrics+pdf'. This suggests the document is designed to redirect users to malicious sites under the guise of providing lyrics. No scripts were extracted, and the document body was heavily corrupted, limiting further analysis.

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=hillsong+worship+songs+lyrics+pdf In PDF document text
    • http://files.leoafricanus.net/uploads/1/3/1/4/131455956/rajifatonidunu.pdfIn PDF document text
    • http://files.thehealinghousemindfulness.org/uploads/1/3/0/7/130776111/solaboxuvalebaf.pdfIn PDF document text
    • http://files.mayraaustinbusinesssolutions.com/uploads/1/3/2/8/132815924/13d8c1e30c.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/1/0428/9835/8432/files/29878061118.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1988/7001/files/zisawozemexus.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4026/0775/files/11144511254.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9980/0217/files/g_form_elbow_pad.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3287/7976/files/vitamina_b2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5545/6149/files/vejube.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7513/3859/files/ropaxuvetufewinumumadim.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8923/1000/files/2264769432.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4168/5665/files/58887121765.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4693/5445/files/62046197432.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0444/5110/2887/files/sentence_according_to_structure.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2106/5640/files/speedy_current_affairs_in_english.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
🗂 Part of campaign: mayraaustinbusinesssolutions.com 3 samples

Related samples 5

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_off000047e5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x47E5 5360 bytes
SHA-256: 66053f182058224442249649d6f22793ca0005f9a5c8fcca51c864bc63170bfb
font_01_sfnt_off00005a35.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5A35 9816 bytes
SHA-256: 016b7fda6f640f3540dc9458df9f00c77691d9bc0813cc409ae8f120e065b243

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