Malicious PDF — malware analysis report

Static analysis result for SHA-256 9045f54822826abb…

MALICIOUS

PDF

162.4 KB Created: 2020-08-13 10:52:37 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 871f5211175356ef3d4f1ede8a05eae4 SHA-1: b31be512faee827f0bfc380973b7c78db63dfa7d SHA-256: 9045f54822826abb64324c91dd261e5ddf8eefdb2fc7a2db33a1c7d1ff96bc63
60 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing indicating a malicious redirector link. The embedded URL, https://ttraff.cc/wb?keyword=maximum%20strength%20workout%20pdf, is the primary indicator of malicious intent. This URL likely leads to a phishing or malware distribution site. No scripts were extracted from this sample.

Heuristics 2

  • 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.
  • 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/wb?keyword=maximum%20strength%20workout%20pdf
    • http://files.geojaw.com/uploads/1/3/0/7/130776177/givavigefisupelojaxe.pdf
    • http://files.mywoodshop.co/uploads/1/3/0/7/130738859/6967785.pdf
    • http://files.platypire.com/uploads/1/3/0/7/130739095/vogupuvegivimup-lonimidomituja.pdf
    • https://cdn.shopify.com/s/files/1/0439/2304/6568/files/majatekatuzofaxat.pdf
    • https://cdn.shopify.com/s/files/1/0431/4795/2292/files/bogijere.pdf
    • https://cdn.shopify.com/s/files/1/0431/3818/7413/files/second_chance_lyrics_shinedown.pdf
    • https://cdn.shopify.com/s/files/1/0434/8706/8322/files/ledowud.pdf
    • https://cdn.shopify.com/s/files/1/0427/8488/2844/files/mixing_methods_qualitative_and_quantitative_research.pdf
    • https://cdn.shopify.com/s/files/1/0432/7460/0598/files/21486023912.pdf
    • https://cdn.shopify.com/s/files/1/0435/2560/3488/files/55334550024.pdf
    • https://cdn.shopify.com/s/files/1/0433/7005/3784/files/masunezun.pdf
    • https://cdn.shopify.com/s/files/1/0436/8993/5003/files/formatting_on_discord.pdf
    • https://cdn.shopify.com/s/files/1/0429/8709/4179/files/29802137222.pdf
    • https://cdn.shopify.com/s/files/1/0437/7840/8609/files/articles_on_girl_child_education.pdf
    • https://cdn.shopify.com/s/files/1/0430/8949/4177/files/fanimafosikaxediwi.pdf
    • https://cdn.shopify.com/s/files/1/0439/0780/9448/files/45982412622.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_off00023b36.bin
058573f505a287f2e318f3376f12aaa500c8eb5dadb22cec5fb4568994b43763		 pdf-font-stream PDF embedded font (sfnt) at offset 0x23B36 5652 bytes
font_01_sfnt_off00024e5f.bin
a36eee06fef6ce219692c4ec918276ac99413e4fd1e3666e4031624f9289d620		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24E5F 1800 bytes
font_02_sfnt_off000256ec.bin
c817d2c35da738ec3cfcc564db327e29b14c444333f4d3763cf068ec60d20be7		 pdf-font-stream PDF embedded font (sfnt) at offset 0x256EC 10848 bytes

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