Malicious PDF — malware analysis report

Static analysis result for SHA-256 70b3aea73aabb7ed…

MALICIOUS

PDF

98.6 KB Created: 2020-07-29 14:30:55 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: e5c8363ef7884d61d11e4195c4b68d21 SHA-1: c5d26313a2dff4515dac6920c22bc28fe5be39ef SHA-256: 70b3aea73aabb7ed81d13d2df63b4af379d96674c83be8e1e2dbd35b9038f4d1
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains numerous links to external resources, with a critical heuristic identifying a malicious redirector. The primary redirector URL is 'https://ttraff.cc/pify?keyword=importance+of+early+marriage+in+islam+pdf', which is used to funnel users to potentially harmful content. The document body, though heavily obfuscated, suggests a lure related to 'importance of early marriage in islam pdf'. The presence of embedded URLs and the ML classifier's high confidence score indicate malicious intent.

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=importance+of+early+marriage+in+islam+pdf In PDF document text
    • http://files.figtreechristian.org/uploads/1/3/0/7/130776041/6ca019697e25e.pdfIn PDF document text
    • http://files.northsoundtu.org/uploads/1/3/1/8/131858791/fatixuvizopoteki.pdfIn PDF document text
    • http://files.galindasjewelry.com/uploads/1/3/1/4/131413040/9301055.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/1/0432/6391/8246/files/70702191010.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5868/3291/files/wewopebobijipugaw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1301/2641/files/81807602158.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3352/4386/files/36908637105.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2266/3325/files/10142283096.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2834/8056/files/fofenosekuleviluxewafe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7103/6835/files/wewetugubixugi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/3649/0398/files/xijezen.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7279/8373/files/mudepikupusamotip.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2250/8447/files/52078136396.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/8388/8808/files/27439325960.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6617/9230/files/burapufafofafo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8475/9711/files/bojuxakuponap.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://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text
    • http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
    • http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
🗂 Part of campaign: daviscountydoulas.com 3 samples

Extracted artifacts 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_009_off00015381.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x15381 22852 bytes
SHA-256: e1dca2987c6123b2daf53a8df849f991af0f332d8164b3e0c23100b64eb3345b
font_00_sfnt_off00010f59.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x10F59 5300 bytes
SHA-256: 3b6a1826d2ae0ed0bc0b08206a7e7298defa88511ff13b37751d4fe62dff8c2a
font_01_sfnt_off00012138.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12138 4156 bytes
SHA-256: 0c1a23adc5084268ddfff3c5b7342530d0d74cf9661f34b16f749fdd7167752f
font_02_sfnt_off00012e82.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12E82 11240 bytes
SHA-256: 5707e070bf5ad6a57e2e6f835958d7853f5f6d22c72717271a5cdca99c9578d0