Malicious PDF — malware analysis report

Static analysis result for SHA-256 44d05eb3820f49d6…

MALICIOUS

PDF

46.4 KB Created: 2020-08-13 22:54:55 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6f137d27b00ff1bb07cfb499693f4715 SHA-1: 9d65e5ba4b4f7227efee0c2622a325f1c2d00922 SHA-256: 44d05eb3820f49d6e82ca489e98ca25bb9c18a700904c11a86fd97bc64ad3380
194 Risk Score

Malware Insights

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

The PDF contains a mass of external links, with a critical heuristic identifying a link to a known malicious redirector at `https://ttraff.com/pify?keyword=aradhana+mp4+video+songs`. This suggests the document's primary purpose is to redirect users to malicious infrastructure, likely for phishing or malware delivery. While the document body mentions 'Aradhana mp4 video songs', this appears to be a lure to disguise the malicious intent of the embedded link farm.

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=aradhana+mp4+video+songs In PDF document text
    • http://files.weststanlybaptistchurch.com/uploads/1/3/1/4/131454505/zesubavijaxuwax-rokid-bowariguza-fozunoneguze.pdfIn PDF document text
    • http://files.carsfordummies.org/uploads/1/3/0/9/130969446/7081717.pdfIn PDF document text
    • http://bakubenuf.blackburnbaptistchurch.co.uk/uploads/1/3/1/8/131871390/nufojalofi_duzederokumawi_gaweziv.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/1/0434/5780/6488/files/61243566852.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9005/9176/files/human_anatomy_systems.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9504/6824/files/70669709837.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0447/8972/7381/files/xiwafit.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9299/2410/files/statistics_12th_edition_mcclave.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8585/6919/files/29630291334.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6790/0061/files/arthur_rimbaud_season_in_hell.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/3747/2421/files/fusesunetodojagakofekokot.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4401/1168/files/35839428482.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0449/8151/8494/files/introduction_discord_srvers.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6585/1542/files/18092129412.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/0028/0734/files/medicina_alopata_ventajas_y_desventajas.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_off000047c0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x47C0 5480 bytes
SHA-256: a1941939d3417fbaea74985f52b05081e1ee49249a44db6e4d836088e2520175
font_01_sfnt_off00005a3e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5A3E 9880 bytes
SHA-256: 2f585978b28c94bd0207a398a462a924e5f18831b75fbd1791ba2f466aacf01d
font_02_sfnt_off00007c46.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7C46 18776 bytes
SHA-256: e58e8e8d3617fa2f52d62469859eb662c26c1c1537dc21f5cc6f1aa71eaa6aed
font_03_sfnt_off000099e9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x99E9 4440 bytes
SHA-256: b4bef5a120d7c1f17a5f9386384c3d48cdb88a4166441829fcdcb7b79c864cae