Malicious PDF — malware analysis report

Static analysis result for SHA-256 529638d3566940b9…

MALICIOUS

PDF

37.7 KB Created: 2020-08-29 23:38:29 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 62057609277f8035fbee7bc4d0caee59 SHA-1: 7893f735504a11c7d75b735c7512ceb447109279 SHA-256: 529638d3566940b96a7b191b968396690986d51a4c9c67a12b12c1ea36bc9e81
120 Risk Score

Malware Insights

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

The PDF contains a mass of external links, many pointing to Shopify domains, designed to appear as a legitimate resource. One critical heuristic identified a link to a known malicious redirector infrastructure at https://ttraff.me/wix?keyword=abrahami+drill+guide+kit+mis. This suggests the document's primary purpose is to redirect users to malicious content, likely for phishing or malware distribution. No scripts were extracted from this sample.

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.me/wix?keyword=abrahami+drill+guide+kit+mis
    • https://cdn.shopify.com/s/files/1/0431/0892/5600/files/41354038275.pdf
    • https://cdn.shopify.com/s/files/1/0465/3026/5238/files/13320830528.pdf
    • https://cdn.shopify.com/s/files/1/0431/6574/5314/files/btec_national_health_and_social_care_revision_guide.pdf
    • https://cdn.shopify.com/s/files/1/0429/3702/4668/files/79418152621.pdf
    • https://cdn.shopify.com/s/files/1/0464/4975/4280/files/tafajunexurutiji.pdf
    • https://static.usrfiles.com/ugd/5ad03d_1dfecc1ea3ed4237984d895a200b7f29.pdf
    • https://static.usrfiles.com/ugd/90c678_52e60b1ca1bb48a48e90c7609d982941.pdf
    • https://static.usrfiles.com/ugd/b7ab08_de935d20df6943b2b69ec993ab6995d4.pdf
    • https://static.usrfiles.com/ugd/b8c837_8758fbd13a154e019d46c88081db4d8f.pdf
    • https://cdn.shopify.com/s/files/1/0429/6137/1290/files/gazujekelusikadak.pdf
    • https://cdn.shopify.com/s/files/1/0427/9848/1564/files/gagupatiwexuk.pdf
    • https://cdn.shopify.com/s/files/1/0440/6460/4310/files/power_amplifier_circuit.pdf
    • https://cdn.shopify.com/s/files/1/0437/0300/9430/files/xekokufunavesofoxudonul.pdf
    • https://cdn.shopify.com/s/files/1/0441/3220/4696/files/sodirokakil.pdf
    • https://cdn.shopify.com/s/files/1/0436/9347/3947/files/medubo.pdf
    • https://cdn.shopify.com/s/files/1/0432/8049/8852/files/bosebotor.pdf
    • https://cdn.shopify.com/s/files/1/0430/7966/3765/files/vanulabugujamakon.pdf
    • https://cdn.shopify.com/s/files/1/0429/0704/1959/files/the_purpose_driven_life_audiobook.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_off00004791.bin
c32f600a7bf706b659e901bd09578b38ad72749e521f1a045678eb34e2689379
pdf-font-stream PDF embedded font (sfnt) at offset 0x4791 5096 bytes
font_01_sfnt_off000058d6.bin
1bdf5bdeb95173b20ec416388a8870ba9a9485d4f2f5b367efcfcbf19c676474
pdf-font-stream PDF embedded font (sfnt) at offset 0x58D6 10424 bytes
font_02_sfnt_off00007bea.bin
7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71
pdf-font-stream PDF embedded font (sfnt) at offset 0x7BEA 4324 bytes