Malicious PDF — malware analysis report

Static analysis result for SHA-256 45ca7ff5144d0d13…

MALICIOUS

PDF

56.0 KB Authoring application: PDF Studio
MD5: 29e5cac6887fff3c804b5b4cfdc9c3f7 SHA-1: 150c546420069d9823aa8683efec92426dfbd571 SHA-256: 45ca7ff5144d0d1327ac65d820addff5a7a0f68023f482d95a94074380e52f3f
130 Risk Score

Malware Insights

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

The PDF contains a deceptive document body masquerading as a 'Car suspension tuning guide' and includes a visual call-to-action button. It also features a mass external PDF link farm, with the primary URL being http://creapoponline.com/uploads/1/3/0/4/130494172/wivuxogow.pdf. This indicates a phishing or social engineering attack aimed at tricking users into downloading further malicious content.

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://creapoponline.com/uploads/1/3/0/4/130494172/wivuxogow.pdf
    • https://futuregupimut.weebly.com/uploads/1/3/0/5/130588627/aabe53.pdf
    • http://txinvite.com/uploads/1/3/0/6/130603943/da440cbc3de.pdf
    • http://menongoldstein.com/uploads/1/3/0/6/130604036/110978.pdf
    • http://stlshrinerslimbreconstruction.com/uploads/1/3/0/2/130289733/8e852e73010f7.pdf
    • http://macteleprompter.net/uploads/1/3/0/5/130545581/2655365.pdf
    • http://startingpoint.info/uploads/1/3/0/4/130483345/4199819.pdf
    • http://apeculiarthud.com/uploads/1/3/0/6/130603834/reresa.pdf
    • http://abilenecares.org/uploads/1/3/0/6/130639593/9385356.pdf
    • http://tuvanure.community-presale.online/uploads/2020/01/29/ad2a1.pdf
    • http://uberscrudu.com/uploads/1/3/0/6/130621715/d0933b05d9ab6f.pdf
    • http://mhrandlenovels.com/uploads/1/3/0/7/130739963/130739963.html#car+suspension+tuning+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012c6.bin
ade0bb42a15069abe41049c88dd32c6ae349e489b5fefc6d47827735b9c0eb85		 pdf-font-stream PDF embedded font (sfnt) at offset 0x12C6 7760 bytes

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