Malicious PDF — malware analysis report

Static analysis result for SHA-256 5884d5357a8a0f57…

MALICIOUS

PDF

52.4 KB Authoring application: pdf-parser
MD5: bc6bdcd16e83996d8e8ed49d5a2e6d50 SHA-1: e3f52627909171a5c6a2fc40b7cf6ae090d3b7e4 SHA-256: 5884d5357a8a0f57f2194bcad270e98e7e6d99d1355d8db967acef1e0adc39b2
128 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further indicates a phishing or malicious redirection intent. The embedded URLs likely lead to further malicious content or phishing pages.

Heuristics 4

  • 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
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://beyondbeliefthebook.com/uploads/1/3/0/5/130551890/8808649.pdf
    • http://millerforcommissioner.org/uploads/1/3/0/6/130620371/20686a147c6.pdf
    • http://mhcs.me/uploads/1/3/0/3/130323161/d09611d0092f2.pdf
    • http://lindsayslittlecookingacademy.com/uploads/1/3/0/6/130603882/damugewogibokitasagi.pdf
    • http://moodstruk.com/uploads/1/3/0/5/130540208/5a053b14ac80.pdf
    • http://nicolitulk.com.au/uploads/1/3/0/2/130287881/8977746.pdf
    • http://noreenhughes.com/uploads/1/3/0/3/130313359/4291106.pdf
    • http://buildingbiodiversity.club/uploads/1/3/0/6/130621854/lodaro.pdf
    • http://mywonderowl.com/uploads/1/3/0/4/130478106/ce29cc89317f.pdf
    • http://domoliseo.com/uploads/1/3/0/6/130605133/130605133.html#kerala+sarkar+calendar+2020+pdf

Extracted artifacts 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001338.bin
96b083a54cb3918eceb209af98b6c9006c33b569001324c0144c4f3720748610		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1338 7964 bytes
font_01_sfnt_off00005a3e.bin
e2f1373bf3d70a40ff4276a486f0a1d2d32154e4f45ad1243a44c3d3b7d91cea		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5A3E 2652 bytes
font_02_sfnt_off000062f0.bin
ca889182d22413b1a5b6446cd5d954c095bfc2c8b2fec1022b19199100617195		 pdf-font-stream PDF embedded font (sfnt) at offset 0x62F0 16028 bytes
font_03_sfnt_off00007886.bin
a1d89ac5714d46e2e9bb5f726fad5b0dc88d50962a4cb69d9ff62c31f29f1419		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7886 12308 bytes

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