Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe68cec879d6254b…

MALICIOUS

PDF

57.4 KB Created: 2020-08-06 11:29:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 286db2076908d2c7b54bdcd0c1434d3e SHA-1: 97d7ff62dc99e22b3a101c4d3bb0fedab50c3331 SHA-256: fe68cec879d6254b83540e0dc0623678ea5432dcfbd07e1b1a76cc2b53790827
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=ciaphas+cain+death+or+glory+pdf'. This indicates the document's primary purpose is to redirect users to malicious infrastructure. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious PDF. The ML classifier also strongly flagged this PDF as malicious.

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.cc/pify?keyword=ciaphas+cain+death+or+glory+pdf In PDF document text
    • http://files.leakedesigns.com/uploads/1/3/1/6/131606346/882182.pdfIn PDF document text
    • http://files.moagabrielsson.com/uploads/1/3/1/3/131379183/repona.pdfIn PDF document text
    • http://files.geneeskracht-van-natuur.nl/uploads/1/3/1/6/131637374/woxepuri.pdfIn PDF document text
    • http://files.luxemenswearstl.com/uploads/1/3/1/4/131482976/vavewivunewoxekalu.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/1/0428/9835/8432/files/metegemekipezafekude.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9452/3552/files/fonipugorepepefo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/54183348773.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2111/5298/files/ziriturojosorim.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/9245/7112/files/bible_study_notebook.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4737/0402/files/jovatajejofifijojukupufal.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/7246/9669/files/pivetazikusi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29331550606.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1804/4063/files/viganib.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0222/5059/files/24222234797.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6522/1028/files/44433122238.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7677/2250/files/futukikeliviwowiborebov.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_off00007b5a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7B5A 5328 bytes
SHA-256: b21d1e64ccb7afc9a274a335bb1f31320d1edcac245065a703f7b7370076d092
font_01_sfnt_off00008d70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8D70 10552 bytes
SHA-256: c33a1b374bad807a3d9de3d3fc7ba0cc0b2f49b5628dd743d3840345214d4b5c
font_02_sfnt_off0000b16d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB16D 17200 bytes
SHA-256: 391e1de9f6bc7eae81880dad6edf2d41c6a1fcc2a77ea44b97fe3bad395cc475
font_03_sfnt_off0000c9ee.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC9EE 4324 bytes
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176