Malicious PDF — malware analysis report

Static analysis result for SHA-256 ceeede366dd9380c…

MALICIOUS

PDF

38.5 KB Created: 2020-08-20 03:25:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4a9814cd62b8ce729cc400138f79d7b7 SHA-1: be5ffdce2cd900d53a3841b88adbbfdeabef8280 SHA-256: ceeede366dd9380c4f86ad469463685d61ec783698adb482b5113f54797eaddd
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a prominent link to 'ttraff.com', which is flagged as a malicious redirector. The document body, though partially corrupted, contains text related to 'benji bananas mod apk latest version' and includes numerous links to Shopify-hosted PDFs, suggesting a link farm or SEO poisoning tactic. The presence of a call-to-action button further supports the lure for users to click the malicious link.

Heuristics 4

  • 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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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.com/pify?keyword=benji+bananas+mod+apk+latest+version
    • http://files.gingersnapcustomcs.com/uploads/1/3/0/7/130739780/4723084.pdf
    • https://cdn.shopify.com/s/files/1/0438/0321/3984/files/39255203642.pdf
    • https://cdn.shopify.com/s/files/1/0433/6956/2266/files/months_of_the_year_in_order_worksheet.pdf
    • https://cdn.shopify.com/s/files/1/0430/7730/4484/files/81004714379.pdf
    • https://cdn.shopify.com/s/files/1/0429/9236/9823/files/84552936795.pdf
    • https://cdn.shopify.com/s/files/1/0438/4374/7990/files/kabifotumozatokesaboji.pdf
    • https://cdn.shopify.com/s/files/1/0435/3982/4799/files/32805518823.pdf
    • https://cdn.shopify.com/s/files/1/0427/8072/1311/files/41450127457.pdf
    • https://cdn.shopify.com/s/files/1/0446/6376/7203/files/xoroluxego.pdf
    • https://cdn.shopify.com/s/files/1/0430/0416/6297/files/vikuvupujisejatim.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gizuvesadumewagetikuxumut.pdf
    • https://cdn.shopify.com/s/files/1/0445/9390/5828/files/african_american_literature_books.pdf
    • https://cdn.shopify.com/s/files/1/0430/0872/1049/files/xasalotadirakupegerovok.pdf
    • https://cdn.shopify.com/s/files/1/0435/8724/0095/files/35802557442.pdf
    • https://cdn.shopify.com/s/files/1/0449/3164/5608/files/70747641999.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_off00005694.bin
c0b40e06401e845462162d8b3ed1c881a274103542e111bd6e05815d62ab32d9
pdf-font-stream PDF embedded font (sfnt) at offset 0x5694 5492 bytes
font_01_sfnt_off0000692c.bin
101e80e3e271ac3a0d63c996c5ae73f4133088175d549c1274a648c4c45371fb
pdf-font-stream PDF embedded font (sfnt) at offset 0x692C 10712 bytes