Malicious PDF — malware analysis report

Static analysis result for SHA-256 2e88b3020086c6ee…

MALICIOUS

PDF

47.8 KB Created: 2020-08-23 18:17:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 597bcca7949a4300005ef51234c71219 SHA-1: dc332cf030d3e47b68e9c5324b1954b670cbb428 SHA-256: 2e88b3020086c6eeb92919e407090e42f551308bfe0576f02fb1460da4371cf2
120 Risk Score

Malware Insights

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

The PDF contains a link that redirects to a known malicious URL, disguised as a movie title. The PDF also contains a large number of external links, many of which point to Shopify domains, suggesting a link farm or SEO abuse tactic. The document body contains garbled text but includes the malicious URL, confirming the lure.

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/pify?keyword=ohongkar+bangla+movie+2017
    • http://sexaxeje.masterfreight.co.uk/uploads/1/3/0/8/130873804/zibifidaxajudi-zoxexus-noladumal-jusivowema.pdf
    • http://files.rawlinsmusic.co.uk/uploads/1/3/2/8/132814906/sajodomavatukoxaj.pdf
    • http://files.bigvillagelittlecity.com/uploads/1/3/2/6/132681342/gezalagirevivezusaf.pdf
    • https://cdn.shopify.com/s/files/1/0433/0763/0747/files/20217501568.pdf
    • https://cdn.shopify.com/s/files/1/0434/5259/6374/files/vigijid.pdf
    • https://cdn.shopify.com/s/files/1/0432/0880/2466/files/dimewogobakuxu.pdf
    • https://cdn.shopify.com/s/files/1/0437/1555/9573/files/what_is_a_metaphor_for_love.pdf
    • https://cdn.shopify.com/s/files/1/0439/0617/1048/files/hatchet_study_guide_questions_and_answers.pdf
    • https://cdn.shopify.com/s/files/1/0436/7260/0729/files/assassin_s_creed_apk_rexdl.pdf
    • https://cdn.shopify.com/s/files/1/0437/2961/7057/files/subkonjungtiva_bleeding_adalah.pdf
    • https://cdn.shopify.com/s/files/1/0432/4874/6651/files/51206490278.pdf
    • https://cdn.shopify.com/s/files/1/0428/7738/6918/files/1513555430.pdf
    • https://cdn.shopify.com/s/files/1/0450/0714/3076/files/conductors_and_insulators_of_heat.pdf
    • https://cdn.shopify.com/s/files/1/0432/6916/1110/files/4218229788.pdf
    • https://cdn.shopify.com/s/files/1/0436/2282/6142/files/tebumulani.pdf
    • https://cdn.shopify.com/s/files/1/0433/7188/8803/files/22452861537.pdf
    • https://cdn.shopify.com/s/files/1/0432/5575/9011/files/47672328938.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_off00005a59.bin
038ed906ace3bb749ec5a584523854ab4123c104444ff8c5704bf03b9a467e20
pdf-font-stream PDF embedded font (sfnt) at offset 0x5A59 5616 bytes
font_01_sfnt_off00006d63.bin
c06b869bccc9134db5c8ac906f7fa8521270708fc4500c636d688a1b6702282b
pdf-font-stream PDF embedded font (sfnt) at offset 0x6D63 11120 bytes
font_02_sfnt_off000090c9.bin
7a6da54df6f2bdc3c03ee097add6875e15cf55c5a0adcb613fc8db447ce45ea8
pdf-font-stream PDF embedded font (sfnt) at offset 0x90C9 9640 bytes