Malicious PDF — malware analysis report

Static analysis result for SHA-256 aaf7fc195fbd1061…

MALICIOUS

PDF

90.1 KB Authoring application: ImageMagick
MD5: a990888c19fe11c40089e9ab1076a297 SHA-1: 943e9d062138b7c1aac5039a4de25978295bf9ed SHA-256: aaf7fc195fbd10617707519083c469b6074b9a4fec201150a7536d88fd91f879
150 Risk Score

Malware Insights

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

The PDF contains a large number of external links, a technique often used for SEO manipulation or to redirect users to malicious sites. The ClamAV detection and ML classifier strongly indicate malicious intent. The embedded URLs are the primary indicators of compromise, suggesting a phishing or content distribution campaign.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://provisionmediausa.com/uploads/1/3/0/5/130550871/likisopeki.pdf
    • http://www.resistx.com/uploads/1/3/0/4/130476150/9730065.pdf
    • http://www.paintersmarketingteam.com/uploads/1/3/0/5/130540405/suwikadesu.pdf
    • http://motionautodetailing.net/uploads/1/3/0/5/130550911/1083719.pdf
    • http://discourse-x.com/uploads/1/3/0/5/130550895/134d3b2aee.pdf
    • http://catagorica.com/uploads/1/3/0/6/130639777/13160cfe29.pdf
    • http://oakland-abyssinia-productions.com/uploads/1/3/0/6/130639334/afbd8dbd931723.pdf
    • http://pascoseo.com/uploads/1/3/0/5/130541733/6bd5a679463fa.pdf
    • http://sidewalklegal.com/uploads/1/3/0/8/130874097/6f52837e.pdf
    • http://nordicatravel.net/uploads/1/3/0/6/130604113/7375864.pdf
    • http://ipv6.bisleyvillage.com/uploads/1/3/0/7/130738821/similamisavaza.pdf
    • http://guemeschannelembroidery.com/uploads/1/3/0/8/130814763/xolubevi.pdf
    • http://simplylavishskin.com/uploads/1/3/0/4/130476940/f6a972100d621.pdf
    • http://www.hollyshelpinghands.com/uploads/1/3/0/6/130621361/tumuvad.pdf
    • http://animalmatters.com.au/uploads/1/3/0/5/130551231/7052336.pdf
    • http://www.expresoelalcaravan.com.co/uploads/1/3/0/5/130541600/0f2bf28ff3d4f.pdf
    • http://www.ponder-osa.com/uploads/1/3/0/8/130874246/4281388.pdf
    • http://aungko.info/uploads/1/3/0/4/130491319/vawoxupuzasisu-kixuga-sasogoraj-jidazaruzivelov.pdf
    • http://barcorealtyofaquia.com/uploads/1/3/0/5/130551011/09646a403.pdf
    • http://vps2-internal.pleasingfood.com/uploads/1/3/0/4/130435872/130435872.html#fairclough+critical+discourse+analysis+example

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006867.bin
63f5e27ee3d24cc00d413e59c301cc73ab377383609796993547673f2bea898c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6867 2600 bytes
font_01_sfnt_off00007474.bin
616df5d5766381b999b2673e950351a3374b777a4a3b1a0e0985b26479d6351c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7474 9064 bytes

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