Malicious PDF — malware analysis report

Static analysis result for SHA-256 d67d2251407f8237…

MALICIOUS

PDF

42.3 KB Created: 2020-07-13 02:30:18 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 52d67ff76b2ccabecbcbd0126aae847f SHA-1: aef466f6737e5c63bba5492c4776ab685f893934 SHA-256: d67d2251407f82374e0a7399798c3086e4206586fecbb8adacceff02d33aaecf
120 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, with critical heuristics identifying it as a malicious redirector and a link farm. One of the primary links points to 'ttraff.com', a known malicious redirector. Another link leads to a PDF hosted on 'veteransmusicfest.com'. The document body is heavily obfuscated and does not provide clear textual lures, but the presence of these links strongly suggests a phishing or redirection attempt.

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=achy+breaky+heart+chord
    • http://files.veteransmusicfest.com/uploads/1/3/2/7/132712373/4896781.pdf
    • http://files.sallyokkerse.com/uploads/1/3/0/7/130776787/4509756.pdf
    • http://files.mauritzvandenworm.com/uploads/1/3/0/7/130775192/9904956.pdf
    • http://files.perryyoungblood.com/uploads/1/3/1/3/131383329/2393668.pdf
    • http://files.canyoncitygrill.com/uploads/1/3/1/3/131383478/lujekigaxuwozaj.pdf
    • http://files.arcticexclusive.com/uploads/1/3/1/1/131163777/174395.pdf
    • http://files.hamakuasacredarts.com/uploads/1/3/1/0/131070751/e2768.pdf
    • http://files.saintdavids.net/uploads/1/3/0/7/130738562/c889c2352b2b6f0.pdf
    • https://tizenanuvam.files.wo
    • https://tizenanuvam.files.wordpress.com/2020/06/9896523361.pdf
    • https://gofuvefim.files.wordpress.com/2020/07/mobisetenajofadusi.pdf
    • https://wasigamolo.files.wordpress.com/2020/06/92014068728.pdf
    • https://kogovabazoro.files.wordpress.com/2020/06/rubenu.pdf
    • https://cdn.shopify.com/s/files/1/0431/9736/6436/files/mozulos.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tijubijevuvikupox.pdf
    • https://cdn.shopify.com/s/files/1/0428/5680/8607/files/68360568243.pdf
    • https://cdn.shopify.com/s/files/1/0432/8026/9462/files/diwalenagaditenefonik.pdf
    • https://cdn.shopify.com/s/files/1/0430/3791/7345/files/potivukuw.pdf
    • https://cdn.shopify.com/s/files/1/0433/6310/6968/files/menefojozug.pdf
    • https://cdn.shopify.com/s/files/1/0432/4658/3976/files/pimevoled.pdf
    • https://cdn.shopify.com/s/files/1/0433/5455/4533/files/zawepune.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_off00006043.bin
4c25686676921f95d2a666a846859fc35d572cad45d1046b9656bf06fe2fe9b8
pdf-font-stream PDF embedded font (sfnt) at offset 0x6043 4748 bytes
font_01_sfnt_off0000706a.bin
912673f57925464b81bfd17a9e5ef17d31cb52cd3bf662e201ea3fe60c7c8e96
pdf-font-stream PDF embedded font (sfnt) at offset 0x706A 1576 bytes
font_02_sfnt_off00007885.bin
c133ddda63998ee7efbf412de37ab86599d8c82569cd24bf12348a93625f6df5
pdf-font-stream PDF embedded font (sfnt) at offset 0x7885 10088 bytes