Malicious PDF — malware analysis report

Static analysis result for SHA-256 25dce5fe95c43ed6…

MALICIOUS

PDF

193.8 KB Created: 2020-08-14 02:27:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 33113f20ced27785824852323ff39e2b SHA-1: 1c15f732833b77dd14b75f603c542e385fd39baa SHA-256: 25dce5fe95c43ed62e894f93664212defb2c37fb176ef920739caedd57453493
142 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=listview+using+adapter+in+android'. The document body, though heavily obfuscated, contains this same URL, suggesting it's the primary lure. The heuristic 'SE_URGENCY_LURE' further supports the idea that the document is designed to prompt immediate user interaction with the malicious link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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.
  • 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.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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=listview+using+adapter+in+android In PDF document text
    • http://files.cqschoolsjazzfest.com/uploads/1/3/1/6/131607712/52dcc6.pdfIn PDF document text
    • http://files.mrizzo1964.com/uploads/1/3/0/9/130969600/d3f88a1c3.pdfIn PDF document text
    • http://files.dfskmyanmar.com/uploads/1/3/0/8/130874612/6413685.pdfIn PDF document text
    • http://muwagi.michaelmorrisnz.com/uploads/1/3/0/7/130740221/lofemizemekulebif.pdfIn PDF document text
    • http://fuzuvim.doityourselfdocumentaries.com/uploads/1/3/1/4/131453832/8097349.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/1/0433/7955/6504/files/eduard_pernkopf_book.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8239/1451/files/duporatakapatogejogixezid.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8820/7255/files/butchery_business_plan.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8555/4073/files/60317644142.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8923/9969/files/govisuzojituxu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4988/6620/files/fukopakuvi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1700/2405/files/sojarejijarijefokokedod.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/5901/2006/files/colony_pcr_protocol.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6888/3098/files/kinigelisusu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0184/7713/files/sisuwasisunifexigivaxuna.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4383/1458/files/potunodikesukinin.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 7

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0002ab77.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2AB77 5068 bytes
SHA-256: 18383a6f149d6dedcaa40d15307a2092be99b4fc69fc41d369083abec4161b59
font_01_sfnt_off0002bcd1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2BCD1 14632 bytes
SHA-256: 853337e7560cef4d45c29d034ab38ed6a2e64db926de24439fde0b50948921d6
font_02_sfnt_off0002ea92.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2EA92 4324 bytes
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176

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