Malicious PDF — malware analysis report

Static analysis result for SHA-256 ce620e770c652755…

MALICIOUS

PDF

45.3 KB Created: 2020-08-19 18:43:40 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 857eecdb9c0c8b5e051450efba51b2ca SHA-1: 2024bfc7cc0f095c8fa2c45720b289fe82122796 SHA-256: ce620e770c6527557d7babef88bbe483e20926e3f77d5614565a2cf70da8eaa1
120 Risk Score

Malware Insights

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

The PDF contains embedded links, with one pointing to a known malicious redirector at 'https://ttraff.com/pify?keyword=westworld+1973+imdb+parents+guide'. The document body, though heavily obfuscated, also contains this URL and another link to a Shopify domain. The presence of multiple external links suggests an attempt to drive traffic to potentially malicious sites, likely for phishing or malware distribution.

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.com/pify?keyword=westworld+1973+imdb+parents+guide
    • http://files.roundbedoasis.com/uploads/1/3/1/6/131606133/7813707.pdf
    • http://madukiso.wattssashiko.com/uploads/1/3/1/3/131380729/1211588.pdf
    • http://girazigi.45thparallelhemp.com/uploads/1/3/1/4/131453870/dojitinururitevu.pdf
    • http://files.hulstproperties.com/uploads/1/3/0/8/130814682/7856104.pdf
    • http://rumun.privatecounsellingandmediation.com/uploads/1/3/0/7/130775565/6f575.pdf
    • https://cdn.shopify.com/s/files/1/0438/7930/1275/files/chris_rock_bigger_and_blacker.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/17721531589.pdf
    • https://cdn.shopify.com/s/files/1/0436/3390/1726/files/33740609416.pdf
    • https://cdn.shopify.com/s/files/1/0441/3220/4696/files/19785018750.pdf
    • https://cdn.shopify.com/s/files/1/0435/7835/9967/files/70687608320.pdf
    • https://cdn.shopify.com/s/files/1/0440/6090/1528/files/unspeakable_acts_book.pdf
    • https://cdn.shopify.com/s/files/1/0433/6379/5096/files/pebuwanarafowegakixulere.pdf
    • https://cdn.shopify.com/s/files/1/0431/8206/3777/files/87101200846.pdf
    • https://cdn.shopify.com/s/files/1/0435/7714/7547/files/jar_of_hearts_piano_solo_sheet_music.pdf
    • https://cdn.shopify.com/s/files/1/0430/1789/6089/files/82723381249.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_off00006f1c.bin
614c4ae260f2f8bd62e35606960f8f57485880eedf41985be1a66682cab6848b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6F1C 5976 bytes
font_01_sfnt_off00008370.bin
27182b3f2b724e6cf798454c5a68d807d89c52b2c37b889df3cb3b38979adc1e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8370 10776 bytes

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