Malicious PDF — malware analysis report

Static analysis result for SHA-256 c7b2185d1ec061ae…

MALICIOUS

PDF

39.8 KB Authoring application: Karbon
MD5: 14bf9f0795d780ea0dea882681c6bc7a SHA-1: f6ad7d96a0ed6d794e8d87cf19350cf566dbceaf SHA-256: c7b2185d1ec061aeb186a49ace1f7bb032b36795fd4bc4108940e7b3d2945a4e
150 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, indicating a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, specifically identified as phishing. The document body, though heavily corrupted, appears to be an advertisement for Akai MPK mini products, likely a lure to disguise the malicious links.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://patelforiowa.com/uploads/1/3/0/4/130436410/nazakax.pdf
    • http://thehotelgroupllc.com/uploads/1/3/0/5/130551253/gokifiw_mimafubuvib_ruvekivera_zojiporigi.pdf
    • http://overthetoprentals.com/uploads/1/3/0/2/130272281/zedejise.pdf
    • http://www.ghostly-art.com/uploads/1/3/0/5/130546543/3cc41795932e17.pdf
    • http://sugarbearspet.com/uploads/1/3/0/6/130620747/7877684.pdf
    • http://churchillclubmedia.org/uploads/1/3/0/3/130313309/fozisosalanut_bezerejog_fufaro.pdf
    • http://adultmagic.kameronmessmer.com/uploads/1/3/0/6/130605355/6f372.pdf
    • http://desatascoshospitalet.net/uploads/1/3/0/6/130621093/4070354.pdf
    • http://byrdschas.com/uploads/1/3/0/5/130551581/dixolupir_roritel_ravizuki_zupetuv.pdf
    • http://www.onestopecoshop.ca/uploads/1/3/0/9/130969833/d5e19577f15.pdf
    • http://mfxurw.pamperpetcare.com/uploads/1/3/0/5/130588438/218c78b2.pdf
    • http://570dj.com/uploads/1/3/0/7/130775447/dixomidatufawama.pdf
    • http://www.kbaldskypelessons.com/uploads/1/3/0/2/130289592/a591e.pdf
    • http://www.houstonkangen.com/uploads/1/3/0/9/130969080/1a59419658856e.pdf
    • http://crystalglobe.org/uploads/1/3/0/9/130969154/d34315cf45c7.pdf
    • http://digitizedsocialresearch.com/uploads/1/3/0/2/130289729/d1c0d7a9af.pdf
    • http://www.indoexplorations.com/uploads/1/3/0/7/130776201/55097a2e1e9dd.pdf
    • http://comfortablechristianity.com/uploads/1/3/0/7/130738652/xapakuba.pdf
    • http://commissionedscp.org/uploads/1/3/0/6/130605018/2fa0c959162e17.pdf
    • http://74-123-77-236.mgwnet.com/uploads/1/3/0/6/130604701/130604701.html#akai+mpk+mini+sale
    • http://thehotelgroupllc.com/uploads/1/3/0/5/130551253/gokifiw_mimafubuvib_ruvekivera_zojiporig

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003e68.bin
7729ba325a02fa9e98c38c353652eb524f42a9d18eee4ac04917e874ad164635		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3E68 7524 bytes

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