Malicious PDF — malware analysis report

Static analysis result for SHA-256 f5c62818c9a0fd54…

MALICIOUS

PDF

38.3 KB Created: 2020-09-19 07:54:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: bd6c721da332cb26052e101367ef1800 SHA-1: 978bd410c59cdac7582e7a4d7d3ee997e979a74a SHA-256: f5c62818c9a0fd5405d66e18346c388841b50f88558c5b4e2498f569cb52a233
184 Risk Score

Malware Insights

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

The PDF contains a malicious redirector link disguised as a car manual, designed to lure users to a malicious site. The ML classifier strongly flagged this PDF as malicious. The document body and embedded URLs confirm the lure and the presence of multiple links to external PDF files, some of which are hosted on potentially suspicious domains.

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.
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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.club/wix?keyword=2010+dodge+charger+sxt+manual+pdf In PDF document text
    • http://files.finnmarkexpedition.co.uk/uploads/1/3/1/4/131453241/pivaxe.pdfIn PDF document text
    • http://files.4ufurnituredesign.com/uploads/1/3/1/6/131636570/gatidaxufo.pdfIn PDF document text
    • http://files.austincst.com/uploads/1/3/0/9/130969546/4778503.pdfIn PDF document text
    • http://mokeju.eartharkbotswana.com/uploads/1/3/1/4/131483245/5513673.pdfIn PDF document text
    • http://pitejub.engagechurchaurora.com/uploads/1/3/2/8/132814838/006f35da93d7a45.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/1/0429/1526/6713/files/wozekejugug.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3425/5258/files/20065448223.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1695/3767/files/jokutezekevesagaranovibub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0450/9820/5349/files/parc_asterix_map.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6332/8424/files/ff14_act_not_working.pdfIn PDF document text
    • https://77485dda-6f7e-44ef-abc3-4509d075ffb0.filesusr.com/ugd/81d6a4_c1d67a0c893341ba80b3b791430047ea.pdf?index=trueIn PDF document text
    • https://30d37fe5-fd40-43ac-bd39-9645b0e7e7cd.filesusr.com/ugd/1cc777_554a560ea4e9468095674f545f561122.pdf?index=trueIn PDF document text
    • https://9e84057c-0e1f-40d7-a7b3-d5eff7de91aa.filesusr.com/ugd/c63bf9_1b4bc994295d449d83107d8e0859aa1c.pdf?index=trueIn PDF document text
    • https://acd8e9b3-3050-4e9e-a171-d6f52990c459.filesusr.com/ugd/3bf302_decb33e069c34437af5af626b22f7738.pdf?index=trueIn 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_off00004a01.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4A01 5704 bytes
SHA-256: 12325c2840c26880b482fa65f45f144a703303ea7cfc150b2f3941647820ff17
font_01_sfnt_off00005d3a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5D3A 9616 bytes
SHA-256: 39744676f93fba33dce91af7f112170abad48595fbdda77ab0370d756d21c75d
font_02_sfnt_off00007e27.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7E27 4324 bytes
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2

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