Malicious PDF — malware analysis report

Static analysis result for SHA-256 314dc744a3d668bc…

MALICIOUS

PDF

29.1 KB Created: 2020-04-21 22:21:28 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 892ed9d8ea1833aff7a18e2330fd238d SHA-1: 2f8c83a18ade703644d8e73adf4520a0bffc08c2 SHA-256: 314dc744a3d668bce061936ad3d32e868933685d22f29cc5dfb22d2a0a964c00
62 Risk Score

Malware Insights

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

The PDF document contains a large number of external links, indicating a potential SEO link farm or a distribution point for further malicious content. The document body text is heavily obfuscated, but the presence of numerous URLs suggests a redirection or hosting strategy. No scripts were extracted from this sample, limiting the ability to determine specific payload delivery mechanisms.

Heuristics 3

  • 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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 http://majidkllc.org/uploads/1/3/0/4/130488387/130488387.html#kittredge+weather+report
    • http://10122006.com/uploads/1/3/0/2/130287504/pipuzoj_funefusudezo_losexevi.pdf
    • http://shareyogastudio.com/uploads/1/3/0/5/130589205/3089750.pdf
    • http://amber-short-film.com/uploads/1/3/0/7/130775015/liboj_mopelaxunov_pavurejixid_futulewexelax.pdf
    • http://fraservalleyscreens.com/uploads/1/3/0/8/130813903/a75d2c27e.pdf
    • http://hasmb.com/uploads/1/3/0/6/130621361/192a820b6.pdf
    • http://vandrickjamesfurniture.com/uploads/1/3/1/3/131381982/ea3b672.pdf
    • http://born-billionaire.com/uploads/1/3/1/4/131452942/9017907.pdf
    • http://blackpoolwebfestival.com/uploads/1/3/1/0/131070618/dusopow.pdf
    • http://eurafrasia.org/uploads/1/3/0/5/130588261/4923dad780.pdf
    • http://dioarts.com/uploads/1/3/0/6/130620412/rotegelipepe_debuwif_tovosagijekox.pdf
    • http://bathgreenburials.com/uploads/1/3/1/3/131382320/5248242.pdf
    • http://amosrojter.com/uploads/1/3/0/9/130969916/wemiwugowejepax.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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004e2d.bin
bbeb55bb9af49f2d00709d43c9ab271604b2cdca2b96be7fe1dcd448baea6d07		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4E2D 6536 bytes

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