Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2066fd1cd8f412c…

MALICIOUS

PDF

37.9 KB Created: 2020-08-08 03:07:51 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4128621a654d5c160a77013a2a58b08c SHA-1: 57843aadf37113d788306daff85b625b40310000 SHA-256: f2066fd1cd8f412cf765de5891d35effe113fc67ec8366d970edbe341c1dcc19
120 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text referencing a 'Breitling avenger bandit user manual' and a URL that matches the malicious redirector. This suggests a phishing or malware delivery attempt disguised as a document. No scripts were extracted, limiting the analysis of specific execution behaviors.

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/wb?keyword=breitling%20avenger%20bandit%20user%20manual
    • http://wetipu.saintjeromeschama.com/uploads/1/3/0/7/130738531/potarexupevonuxo.pdf
    • http://falezomig.hometowncommunityins.com/uploads/1/3/0/8/130874431/314576.pdf
    • http://zixina.purchaseofmanhattan.com/uploads/1/3/0/9/130969744/poluvoliripup.pdf
    • https://cdn.shopify.com/s/files/1/0434/5197/3794/files/bobcat_t190_specs.pdf
    • https://cdn.shopify.com/s/files/1/0434/4568/2328/files/38312027057.pdf
    • https://cdn.shopify.com/s/files/1/0435/3576/1576/files/42328175109.pdf
    • https://cdn.shopify.com/s/files/1/0431/2950/3908/files/dabufudaxivo.pdf
    • https://cdn.shopify.com/s/files/1/0429/1851/0745/files/filexixu.pdf
    • https://cdn.shopify.com/s/files/1/0433/4492/0734/files/franchising_textbook.pdf
    • https://cdn.shopify.com/s/files/1/0428/1407/9143/files/23144331531.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wexidemunuviviradepinitim.pdf
    • https://cdn.shopify.com/s/files/1/0429/1421/8151/files/toburunobisulixijugawesob.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/45484104345.pdf
    • https://cdn.shopify.com/s/files/1/0431/7986/8324/files/pancreas_sistema_endocrino.pdf
    • https://cdn.shopify.com/s/files/1/0432/5238/3904/files/lidelofakodutelira.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_off000055db.bin
d10d37395fde9ddc67a3bc0b6e08aced28f8ebe6203f105f2ffd27215ea9a2a5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x55DB 5392 bytes
font_01_sfnt_off0000681f.bin
7b0dfbbf613f733ff216a920f0a25435d5018840e75258e9452c858c70528c99		 pdf-font-stream PDF embedded font (sfnt) at offset 0x681F 10020 bytes

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