Malicious PDF — malware analysis report

Static analysis result for SHA-256 f504f15b1e2e310d…

MALICIOUS

PDF

46.6 KB Created: 2020-08-22 14:24:10 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 002458f0d5d95ef3e5cc4939f6935b22 SHA-1: 3461bc9905f97179ca67be5e6721301fb4f8ed54 SHA-256: f504f15b1e2e310da8f5ee4203f505f3712d4d9762507dce946fa57a3411efda
194 Risk Score

Malware Insights

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

The PDF contains a direct link to a known malicious redirector, ttraff.com, which is likely used to funnel users to a malicious site. The document body, though heavily obfuscated, contains the same lure text and URLs found in the heuristics, suggesting a coordinated effort to trick users. The presence of numerous embedded links, many pointing to Shopify domains, indicates a link farm designed to improve search engine ranking for malicious content.

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=bewafa+punjabi+song++mr+jatt In PDF document text
    • http://dejek.myonebighappyphotography.com/uploads/1/3/1/6/131637881/551faf2daa7.pdfIn PDF document text
    • http://ripibe.twinsrun.com/uploads/1/3/0/8/130814017/ef4eee.pdfIn PDF document text
    • http://xiragid.donellestaples.com/uploads/1/3/2/6/132680813/nigunonabawuniw_letekafege_kuxiwevokedeb.pdfIn PDF document text
    • http://sorekug.gulfcoastnstra.org/uploads/1/3/1/4/131453133/e17251244be5e.pdfIn PDF document text
    • http://vuwobilo.gruppenbecquer.com/uploads/1/3/1/6/131637136/guzikoloven.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://fedorahosted.org/lohitIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/4138/2812/files/ronevizisugajipavag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/5727/5299/files/37780283305.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1272/6677/files/tigugagatewatetike.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0299/4586/files/wp_recipe_maker.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/4802/4741/files/english_test_for_grade_7_with_answers.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8047/2984/files/paradise_lost_file.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8612/7009/files/jkbose_date_sheet_private_12_class_2018.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9120/5021/files/73134782566.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4041/4615/files/55840122039.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8000/0422/files/javututitubaw.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
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Extracted artifacts 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004f0b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4F0B 5548 bytes
SHA-256: f9a4a9eb34a89c35d09a8ccbfbabb7080324e169f5952260fd26da36678a36ff
font_01_sfnt_off000061e7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61E7 2532 bytes
SHA-256: 188ce2f8ee88cb909621bf2b6d9c16dc5f86f2dce0328ef1afa17d419770f66b
font_02_sfnt_off00006cdb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6CDB 9988 bytes
SHA-256: 77709e71506848957f245e74f67a95406e6249e0d2f91a87ed2a771e6a1ac96b
font_03_sfnt_off00008f55.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8F55 18776 bytes
SHA-256: dabf0ccc451caf4864c9b22ca91318a92e8f625b469dd0561edf59b451c7a792