Malicious PDF — malware analysis report

Static analysis result for SHA-256 b7b2ab112158804b…

MALICIOUS

PDF

53.3 KB Created: 2020-08-04 13:05:41 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 6f2196205579755d7ba947a54ae2bdb8 SHA-1: 65450bdd80af605453f86332a36bc953ed3a495e SHA-256: b7b2ab112158804b45fe6ed1d6f3ca27ade63df0865ff9ec3b2d33dcefa831c8
120 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=access+consciousness+tools+pdf'. This indicates a phishing or scam attempt, likely to lure users to malicious content. The file also contains a large number of embedded URLs, many hosted on Shopify, suggesting a link farm or content distribution network used to obscure the malicious redirector. No scripts were extracted, limiting the analysis of direct payload execution.

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=access+consciousness+tools+pdf
    • http://files.kimstarksministries.com/uploads/1/3/1/4/131454523/1896096.pdf
    • http://files.mrscherylm.com/uploads/1/3/0/7/130775231/24c32e8e753.pdf
    • http://files.sfhsfbla.com/uploads/1/3/0/7/130775934/xovix_sevabijuburezaj.pdf
    • http://files.lizbirchtherapist.com/uploads/1/3/0/7/130738753/5203599.pdf
    • https://cdn.shopify.com/s/files/1/0434/7750/0057/files/44941235123.pdf
    • https://cdn.shopify.com/s/files/1/0438/0921/0529/files/alien_races_book.pdf
    • https://cdn.shopify.com/s/files/1/0437/2873/2314/files/38679794771.pdf
    • https://cdn.shopify.com/s/files/1/0428/8957/6601/files/96985629665.pdf
    • https://cdn.shopify.com/s/files/1/0428/0477/3031/files/lolulezosoxafob.pdf
    • https://cdn.shopify.com/s/files/1/0438/1723/8685/files/12027826379.pdf
    • https://cdn.shopify.com/s/files/1/0432/3409/9362/files/96329074918.pdf
    • https://cdn.shopify.com/s/files/1/0437/5589/6983/files/goferufugifovabu.pdf
    • https://cdn.shopify.com/s/files/1/0428/4914/0902/files/50785562717.pdf
    • https://cdn.shopify.com/s/files/1/0434/4555/1256/files/62679798202.pdf
    • https://cdn.shopify.com/s/files/1/0433/6071/4904/files/canon_5d_mark_ii_manual.pdf
    • https://cdn.shopify.com/s/files/1/0430/4220/9945/files/few_things_left_unsaid.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 5

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006960.bin
1fb82b4b243d98f36a4f10a6c5d1d370eef47b35ad30ce02ea37701b39d47bb7		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6960 4032 bytes
font_01_sfnt_off000077b9.bin
87e250e5c873b7c26665dacbc9cc9d6cf4f4c99600adbb2b2bc5112f2e289738		 pdf-font-stream PDF embedded font (sfnt) at offset 0x77B9 4712 bytes
font_02_sfnt_off000087c1.bin
7f38c7bd3076d5ec567b373f8788658f617417f44aeaffad1c2d563936ecbb0a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x87C1 2268 bytes
font_03_sfnt_off000091d1.bin
da0019ee6ddf8961910ca42b3144fcf0df15b1484f658595d0e7b2b44593e429		 pdf-font-stream PDF embedded font (sfnt) at offset 0x91D1 10956 bytes
font_04_sfnt_off0000b76e.bin
4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3		 pdf-font-stream PDF embedded font (sfnt) at offset 0xB76E 4324 bytes

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