Malicious PDF — malware analysis report

Static analysis result for SHA-256 2d511884d4592860…

MALICIOUS

PDF

42.5 KB Authoring application: pstoedit
MD5: 61328085e34f58609b01b1549f8bfd32 SHA-1: 2192e38b85fe1736969675151e5eec40acd95d45 SHA-256: 2d511884d459286049e9a63902d71efd361a1432f6a75445affbaf289cd519f2
120 Risk Score

Malware Insights

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

The PDF file contains a significant number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a coordinated effort to redirect users. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a phishing or traffic-driving intent. The document body, though heavily obfuscated, contains URLs that are consistent with the link farm heuristic.

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://dnmlr.com/uploads/1/3/0/5/130590157/lujaziwopopuxi.pdf
    • http://lidenol.bestrobloxhack.fun/uploads/2020/01/29/8392722.pdf
    • http://belladesgagnes.com/uploads/1/3/0/6/130620420/9867281.pdf
    • http://zitaxab.partnerkimho.ru/uploads/2020/01/29/6840333.pdf
    • http://zezog.moto-king.online/uploads/2020/01/28/vewewovububanujo.pdf
    • http://bejustalittlebetter.com/uploads/1/3/0/7/130739389/130739389.html#unprovoked+seizures+meaning+in+urdu

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001209.bin
5a52e4756673a1a40fa1384d78a7cfc4f4dc021152693305bfff58f80a661b05		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1209 8132 bytes
font_01_sfnt_off00005c8b.bin
64765b482319be18ca2fc242cca92690359457e5ce8e2a8f4dec602b2bcf3765		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5C8B 17208 bytes

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