Malicious PDF — malware analysis report

Static analysis result for SHA-256 324a948534a936a3…

MALICIOUS

PDF

38.5 KB Created: 2020-08-20 14:58:43 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4ab831231b9560a278b84e0728058319 SHA-1: b18f2f1d9ba4667eb659b2a9eacb99a2b331d4e2 SHA-256: 324a948534a936a37a89fda1eb26629e5a3ec2f3dad2a94713c09343d42b9c00
120 Risk Score

Malware Insights

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

The PDF file contains numerous links, including a critical link to a known malicious redirector at 'https://ttraff.cc/pify?keyword=appvalley+ios+12'. The document body explicitly mentions 'appvalley ios 12', suggesting a lure to download a fake application. The presence of a link farm further indicates an attempt to distribute malicious content or manipulate search engine results.

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=appvalley+ios+12
    • http://files.johnjonespe.com/uploads/1/3/2/3/132302824/mutigo_mubaw_wataz_lemitelixero.pdf
    • http://files.neenahpowerlifting.com/uploads/1/3/0/9/130969146/042dd38.pdf
    • https://cdn.shopify.com/s/files/1/0431/4251/2802/files/dosufuvefenomigipitijorom.pdf
    • https://cdn.shopify.com/s/files/1/0430/2667/7913/files/18687679752.pdf
    • https://cdn.shopify.com/s/files/1/0433/9066/4860/files/98829564368.pdf
    • https://cdn.shopify.com/s/files/1/0447/3857/6533/files/informatica_administrator_tutorial.pdf
    • https://cdn.shopify.com/s/files/1/0435/2756/9576/files/all_arpeggios_for_guitar.pdf
    • https://cdn.shopify.com/s/files/1/0431/8180/1629/files/xijesakabolodos.pdf
    • https://cdn.shopify.com/s/files/1/0437/6382/6849/files/rovejax.pdf
    • https://cdn.shopify.com/s/files/1/0430/8133/4951/files/filumowir.pdf
    • https://cdn.shopify.com/s/files/1/0433/9220/4950/files/barewazataderigatut.pdf
    • https://cdn.shopify.com/s/files/1/0444/4487/6966/files/subarachnoid_hemorrhage_guideline.pdf
    • https://cdn.shopify.com/s/files/1/0440/1509/1870/files/61593529165.pdf
    • https://cdn.shopify.com/s/files/1/0430/2631/7473/files/godimapajutufupo.pdf
    • https://cdn.shopify.com/s/files/1/0435/2851/9832/files/66632097192.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000059cc.bin
3c293ed9efff1c5ca671dce3fc73b34ddc4a504cda5b23a2d2989808303f95b0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x59CC 5052 bytes
font_01_sfnt_off00006b22.bin
d275ad9e110545c30f9dca41d11d1d8778127a5f377211cacbfd0bdabe7529b3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6B22 10096 bytes

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