Malicious PDF — malware analysis report

Static analysis result for SHA-256 3389ad34dd862ced…

MALICIOUS

PDF

35.8 KB Authoring application: GIMP
MD5: d23bf563ffb5b3d88d4e7c582c010d65 SHA-1: 89d8e79d096d5354b7612ecd5d8729db1f549e3f SHA-256: 3389ad34dd862ced15e5430d08c2244b457d06d3f126c38f10c5108671f06e75
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, many of which appear to be SEO-optimized with numeric slugs, suggesting a link farm designed to redirect users. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall' further supports a malicious intent. The document body, though heavily obfuscated, contains references to insurance claim forms, likely a lure to encourage interaction with the embedded links.

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
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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://slforeignpolicy2017.lk/uploads/1/3/0/6/130604433/105bdf51767180.pdf
    • http://nolaninc.net/uploads/1/3/0/7/130776008/dududazetixoge.pdf
    • http://tatismoving.ca/uploads/1/3/0/4/130483741/dc7d475.pdf
    • http://omgcharts.com/uploads/1/3/0/6/130621152/3391535.pdf
    • http://lipstickliberalnetwork.net/uploads/1/3/0/4/130483515/zefuronize_dobidemu_nolubogipikesi_pajokemekorufo.pdf
    • http://buyhempoilnow.shop/uploads/1/3/0/4/130435722/sojonunevokob.pdf
    • http://momasternaturalist.net/uploads/1/3/0/7/130739875/lozodad.pdf
    • http://hostmaster.richfordbecklow.co.uk/uploads/1/3/0/8/130814219/veridemek-lilewofefexu-lafusokegimem.pdf
    • http://beardandpen.com/uploads/1/3/0/8/130874396/pinejosizerim.pdf
    • http://mshroff.net/uploads/1/3/0/2/130289585/gekilos.pdf
    • http://rainshawl.com/uploads/1/3/0/3/130379492/a98630ce22a46ac.pdf
    • http://synergycsllc.com/uploads/1/3/0/7/130775531/roxoxalu.pdf
    • http://billionaireamerican.com/uploads/1/3/0/2/130287893/jazejamizafisaw.pdf
    • http://topendtour.com.au/uploads/1/3/0/2/130288924/771aea5b5ace1.pdf
    • http://79piccadilly.com/uploads/1/3/0/3/130379561/6404685.pdf
    • http://islamophoria.com/uploads/1/3/0/4/130488810/130488810.html#bajaj+allianz+health+claim+intimation+form

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002f17.bin
1e0414f81a317dc5221f00109c844525816b884b036f8cb92e32b95ede892e07		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2F17 8552 bytes

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