Malicious PDF — malware analysis report

Static analysis result for SHA-256 3a5ce8dd00460eaa…

MALICIOUS

PDF

49.8 KB Created: 2020-08-03 07:48:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 77f4eaeb4fcb503f18fb1077bd535dfc SHA-1: 6933c89ab2a7adbed1fed6c940e71acd467e5157 SHA-256: 3a5ce8dd00460eaae7794af5be737cbfc354c5db1c7c22ef23612c5949efcbc6
120 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though partially corrupted, contains text referencing '2009 scion xb owners manual pdf' and a URL that appears to be a lure. The primary malicious URL identified is https://ttraff.cc/pify?keyword=2009+scion+xb+owners+manual+pdf, which likely serves as a redirector to further malicious content. The presence of many Shopify-hosted PDF links suggests an attempt to leverage SEO to distribute malicious documents.

Heuristics 3

  • 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.
  • 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=2009+scion+xb+owners+manual+pdf
    • http://files.gccraftsanddesigns.com/uploads/1/3/1/3/131380126/2773057.pdf
    • http://files.thealeutelder.com/uploads/1/3/1/8/131859895/4157780.pdf
    • http://files.rivermenrodandgunclub.com/uploads/1/3/2/3/132302973/nomegariwutok-wibiwu-visinatixubuj-sojimuta.pdf
    • http://files.healthqueenavis.com/uploads/1/3/0/9/130969435/7923417.pdf
    • https://cdn.shopify.com/s/files/1/0429/2070/6204/files/limemopimivedet.pdf
    • https://cdn.shopify.com/s/files/1/0437/1437/9930/files/golug.pdf
    • https://cdn.shopify.com/s/files/1/0432/6447/5304/files/cma_study_materials_free_download.pdf
    • https://cdn.shopify.com/s/files/1/0430/5692/2777/files/zuxuxevub.pdf
    • https://cdn.shopify.com/s/files/1/0433/6615/4394/files/tumoxiboxevoluxetaruwubo.pdf
    • https://cdn.shopify.com/s/files/1/0429/9482/7418/files/tararipozezejogazufokad.pdf
    • https://cdn.shopify.com/s/files/1/0431/2553/8970/files/85323252810.pdf
    • https://cdn.shopify.com/s/files/1/0431/2724/2906/files/green_felt_solitaire.pdf
    • https://cdn.shopify.com/s/files/1/0435/5604/4951/files/79435546848.pdf
    • https://cdn.shopify.com/s/files/1/0437/7244/4823/files/39456042745.pdf
    • https://cdn.shopify.com/s/files/1/0432/3429/5966/files/baxidofinafe.pdf
    • https://cdn.shopify.com/s/files/1/0431/4031/7350/files/75977300296.pdf
    • https://cdn.shopify.com/s/files/1/0438/2644/6498/files/kivis.pdf
    • https://cdn.shopify.com/s/files/1/0433/5419/4070/files/68475682292.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000072ce.bin
417f824f236efa5b68c0fbc01a2754249fc081d5df534c79aa8a57dd7cdbd6fc
pdf-font-stream PDF embedded font (sfnt) at offset 0x72CE 5740 bytes
font_01_sfnt_off00008631.bin
8c4e1216accaf9f7a67a67ff9f602c4d6e316a86f5c7ffc442c747a84744c923
pdf-font-stream PDF embedded font (sfnt) at offset 0x8631 11268 bytes
font_02_sfnt_off0000ac2d.bin
a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f
pdf-font-stream PDF embedded font (sfnt) at offset 0xAC2D 4324 bytes