Malicious PDF — malware analysis report

Static analysis result for SHA-256 ce045028f49dd3d3…

MALICIOUS

PDF

40.8 KB Created: 2020-08-04 16:11:42 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: bfc54b12917bf068e83e83cded6ed61e SHA-1: d9652633900ede3307c9b439b4129c03aaec3f36 SHA-256: ce045028f49dd3d3758ef9831c94d2611d28fb8691d9b1de22d317801a6784df
194 Risk Score

Malware Insights

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

The PDF contains numerous links, including one pointing to a known malicious redirector at `ttraff.com`. The heuristic firings indicate this PDF is designed as a link farm, likely to obscure the malicious destination. The primary malicious URL identified is `https://ttraff.com/pify?keyword=lava+uke+chords+pdf`. The document body, though heavily obfuscated, contains this URL and other PDF links, reinforcing the lure.

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=lava+uke+chords+pdf In PDF document text
    • http://files.briandanleyfitness.com/uploads/1/3/2/7/132712207/ruroki.pdfIn PDF document text
    • http://files.kinn131.org/uploads/1/3/1/1/131163782/bududifefinakan.pdfIn PDF document text
    • http://files.diypaintguy.com/uploads/1/3/1/0/131071315/362fd.pdfIn PDF document text
    • http://xoregusov.truthchristianacademy.info/uploads/1/3/1/8/131857920/gofilugozimudazake.pdfIn PDF document text
    • http://files.imperialmarketeatery.ca/uploads/1/3/0/9/130969470/vetawidagojimonufute.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/1/0433/6143/5813/files/942760735.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wupukibasabozuxijixosi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4988/6620/files/36794568663.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3437/0470/files/jivanuligusu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5276/9192/files/mazegavupexifesiruzo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/66048758492.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1390/6333/files/bisufikamiwenasawiti.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2208/1448/files/zorobapuxe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8814/0696/files/fewurowaweruxofu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3532/8663/files/vugikuronotekujebak.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4292/0869/files/pendulum_chart.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7779/4982/files/pusepipodilidaruwod.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 8

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_off00005c78.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C78 5276 bytes
SHA-256: 100a3f70654028c41b17d284c6f28e8c6d2bb1e9d792a490a1d442825863cfb8
font_01_sfnt_off00006e70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6E70 12536 bytes
SHA-256: 21018e2fd426b7ea4cb49ea8d9fec760ceacdeaca199586be7abcd88fd9597ae

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