Malicious PDF — malware analysis report

Static analysis result for SHA-256 e1b088c644f56466…

MALICIOUS

PDF

45.2 KB Created: 2020-07-27 09:29:24 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 79b24f6c5e303469474a96c739446db5 SHA-1: 426c37e50b724e3e30121fec1b85306c9188e941 SHA-256: e1b088c644f56466088062a3342c0838fcdbf47bf75466e469ee254fd5cba130
194 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic indicating it links to known malicious redirector infrastructure. It also exhibits a link farm pattern, with numerous external PDF links hosted on Shopify. The primary malicious URL identified is 'https://ttraff.com/pify?keyword=saaho+cinema+video+songs', which is flagged as malicious. The document body contains seemingly random characters and metadata, suggesting it's not intended for direct user reading but rather to host the malicious links.

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=saaho+cinema+video+songs In PDF document text
    • http://files.ahhsdance.com/uploads/1/3/1/4/131454172/6985172.pdfIn PDF document text
    • http://files.greatervictoriaartistdirectory.com/uploads/1/3/1/0/131070845/4a29f79.pdfIn PDF document text
    • http://files.nchca.org/uploads/1/3/1/3/131398424/zematejezupem_jegesuzoxog_rojuxiwe_nefanoka.pdfIn PDF document text
    • http://files.osteomyelitiscenter.com/uploads/1/3/1/1/131163683/xifabolodi.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/1/0433/1021/9422/files/tibofepogib.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8343/2096/files/terafewe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0595/2671/files/29470019188.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0087/3631/files/79510109808.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2246/6727/files/tikojabugolobigexuwopi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3732/6488/files/misivirip.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zetuvoveluganimuwejipas.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6307/3181/files/78117297225.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4637/8404/files/tijikutejujo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9072/2469/files/44625808807.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6265/6157/files/nabobekisetiziju.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2050/9596/files/99957802062.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6481/1935/files/jenexawidakuzizotuwosi.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 6

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_off00007497.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7497 5096 bytes
SHA-256: 92ec0b0e4ee35f0122d13ca137ee196f9d3d5a1fb7e194b15755f214e541f5bb
font_01_sfnt_off000085a8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x85A8 10040 bytes
SHA-256: 62da46706ba3e4869ac95b0d1190ed7e89f3593a05232cefbfbe5d03fe5fcb15

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