Malicious PDF — malware analysis report

Static analysis result for SHA-256 62c3e02b76b70f9f…

MALICIOUS

PDF

42.2 KB Authoring application: OpenOffice Draw
MD5: cee48f527f98a3ee94d63db14c3aaa0a SHA-1: 49f9013b92a5c138ca3c726788afb3d3cf9d81ee SHA-256: 62c3e02b76b70f9fd967ed54c64bad84068a068463715a0f63f518f85156d2a7
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a malicious intent to manipulate search engine results or redirect users to potentially harmful sites. The ML_NYX_PDF_MALICIOUS and ClamAV detections further support its malicious nature. While no scripts were explicitly extracted, the embedded URLs are the primary indicators of compromise.

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://mhdtechnologycorp.com/uploads/1/3/0/8/130874269/3687693.pdf
    • http://nijacode.com/uploads/1/3/0/6/130640181/4b1f32d1b3d9.pdf
    • http://cr-routines.com/uploads/1/3/0/4/130476062/gabavekipiteje.pdf
    • http://the-hemp-life.com/uploads/1/3/0/5/130543093/zuven.pdf
    • http://atyogautopia.com/uploads/1/3/0/2/130272084/fasixorop_zijoferexagat_xabilubow.pdf
    • http://fiataudiosolutions.com/uploads/1/3/0/6/130604313/pilazifumoki-fofab-julakagemuv-zudidarejafi.pdf
    • http://takwenyatourssafarisltd.com/uploads/1/3/0/6/130621228/migot.pdf
    • http://mjrblogspot.com/uploads/1/3/0/3/130323581/vezuweso.pdf
    • http://declareyourday.com/uploads/1/3/0/2/130270897/varilavatowilupe.pdf
    • http://roxandsol.com/uploads/1/3/0/4/130435680/forujenuzepijogizewa.pdf
    • http://mynaturalhairspa.com/uploads/1/3/0/5/130551041/130551041.html#strengths+and+weaknesses+of+qualitative+and+quantitative+research+pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://fedoraproject.org/wiki/Licensing/LiberationFontLicense

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012d6.bin
66cec545b00d45169b9557af9fb9d443cdfb30b5b8bc356e9f9dd90c0d908193		 pdf-font-stream PDF embedded font (sfnt) at offset 0x12D6 8004 bytes
font_01_sfnt_off000069d7.bin
bf9b9d10e9d9890ab9d1a7ec18efb3f3b6daf3583292778e90f0943f39e87841		 pdf-font-stream PDF embedded font (sfnt) at offset 0x69D7 2600 bytes

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