Malicious PDF — malware analysis report

Static analysis result for SHA-256 1cce22c0229f2e4c…

MALICIOUS

PDF

44.6 KB Created: 2020-08-08 23:00:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 7296b04ed077673d5a19db75af62d955 SHA-1: 2c9a409c14f007f29951607ce69ee1209eeefed8 SHA-256: 1cce22c0229f2e4c3357e440a5ec023b660220a1ca36d85330ca8246c1f4823f
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a link farm designed to appear as a 'swimming pool maintenance guide for dummies pdf'. The primary link, https://ttraff.com/pify?keyword=swimming+pool+maintenance+guide+for+dummies+pdf, is a known malicious redirector. This indicates a social engineering attempt to drive traffic to malicious infrastructure, likely for further exploitation or phishing. No scripts were extracted, limiting the analysis to the document's embedded links and structure.

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=swimming+pool+maintenance+guide+for+dummies+pdf
    • http://files.onthemark2k.com/uploads/1/3/1/6/131637136/38810f8b8db10b.pdf
    • http://files.101travelphotos.com/uploads/1/3/1/4/131406507/2557648.pdf
    • http://files.acceptancegroup.com/uploads/1/3/1/8/131857465/4757746.pdf
    • http://makowesi.theroyalapartment.com/uploads/1/3/1/4/131438216/6197120.pdf
    • https://cdn.shopify.com/s/files/1/0431/5011/4967/files/75572503659.pdf
    • https://cdn.shopify.com/s/files/1/0430/4257/0401/files/the_blind_side_free_download.pdf
    • https://cdn.shopify.com/s/files/1/0434/6108/3301/files/bliss_point_economics_optional_notes.pdf
    • https://cdn.shopify.com/s/files/1/0427/8131/1132/files/98698697368.pdf
    • https://cdn.shopify.com/s/files/1/0431/8425/9231/files/berkeley_physics_course_volume_1.pdf
    • https://cdn.shopify.com/s/files/1/0432/2076/2783/files/11562021774.pdf
    • https://cdn.shopify.com/s/files/1/0437/1313/4757/files/rhino_5_free_download_with_crack.pdf
    • https://cdn.shopify.com/s/files/1/0434/8634/7430/files/grep_command_in_linux_with_examples.pdf
    • https://cdn.shopify.com/s/files/1/0429/2670/2755/files/74774951183.pdf
    • https://cdn.shopify.com/s/files/1/0428/6971/9196/files/wilawiba.pdf
    • https://cdn.shopify.com/s/files/1/0435/9595/6386/files/meximalape.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/69296453687.pdf
    • https://cdn.shopify.com/s/files/1/0431/6938/2557/files/75725363466.pdf
    • https://cdn.shopify.com/s/files/1/0428/9455/7351/files/11073622114.pdf
    • https://cdn.shopify.com/s/files/1/0431/3127/3365/files/wapudanivopezodemalitov.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_off00006de8.bin
6a3e66d568ad17722694df908b2a49db39b528ca9f4289d13a1416bd48b4dda2
pdf-font-stream PDF embedded font (sfnt) at offset 0x6DE8 5668 bytes
font_01_sfnt_off00008137.bin
b159a8e2472b51919596e62798e2d9bfd1811e733af1f5852e10f5a724574f9a
pdf-font-stream PDF embedded font (sfnt) at offset 0x8137 10564 bytes