Malicious PDF — malware analysis report

Static analysis result for SHA-256 2d6a6be008388065…

MALICIOUS

PDF

43.1 KB Created: 2020-08-18 22:50:01 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 5d21fa57529817b61dde49a7042273f5 SHA-1: ce1d81c42f7df42e3c39f836d3bf2921aeef97e5 SHA-256: 2d6a6be00838806540aa027597ff124fedd2888d56cbe73afd701439841f467b
120 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=assembly+line+mod+apk+1.+4.+1'. The document body, though heavily obfuscated, contains references to this URL and other Shopify links, suggesting a link farm or redirection strategy. The primary intent appears to be directing users to malicious infrastructure under the guise of providing a mod apk.

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=assembly+line+mod+apk+1.+4.+1
    • http://sadog.artisanhandfood.com/uploads/1/3/1/4/131438541/linidemebizabub.pdf
    • https://cdn.shopify.com/s/files/1/0431/0705/7825/files/30023142917.pdf
    • https://cdn.shopify.com/s/files/1/0430/8048/2967/files/ratowakom.pdf
    • https://cdn.shopify.com/s/files/1/0431/0017/6544/files/fezipamixesafibutube.pdf
    • https://cdn.shopify.com/s/files/1/0448/1178/0257/files/13595338461.pdf
    • https://cdn.shopify.com/s/files/1/0428/7063/6710/files/balamuralikrishna_songs_free.pdf
    • https://cdn.shopify.com/s/files/1/0432/4560/0931/files/17908217892.pdf
    • https://cdn.shopify.com/s/files/1/0437/5448/7957/files/canarios_guitarra.pdf
    • https://cdn.shopify.com/s/files/1/0428/4927/1975/files/wenogosezuxozelobu.pdf
    • https://cdn.shopify.com/s/files/1/0436/9724/2280/files/greeting_card_border_template_free.pdf
    • https://cdn.shopify.com/s/files/1/0431/2160/6818/files/66924340755.pdf
    • https://cdn.shopify.com/s/files/1/0429/3538/6275/files/betpawa_apk_tanzania.pdf
    • https://cdn.shopify.com/s/files/1/0431/6299/2795/files/57832126926.pdf
    • https://cdn.shopify.com/s/files/1/0429/4190/7100/files/mibujenufomisit.pdf
    • https://cdn.shopify.com/s/files/1/0438/2598/7741/files/69553210690.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 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004c4d.bin
bf19bf00cc8170f1d776ec4890fac536afd107bdf680c9ca0e10195134d2d0b1		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4C4D 5476 bytes
font_01_sfnt_off00005ee2.bin
e9a5a1f6ed95b1e3669933bb00002ad32a1708c3e0b735191cad5e02368a6c7d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5EE2 1800 bytes
font_02_sfnt_off00006770.bin
e5e8668e4c98120caaf583bc9d6f32b6203c04764765d668b50789beea585324		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6770 10060 bytes
font_03_sfnt_off00008a0c.bin
77d0e41b193f2956426f125f137c5665e22c2099967b8d3a504bff5b234847bc		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8A0C 16076 bytes

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