Malicious PDF — malware analysis report

Static analysis result for SHA-256 0998e25a9384f7ae…

MALICIOUS

PDF

42.0 KB Authoring application: PDFBox
MD5: 651e6bdc5ccec4f03566857afffac174 SHA-1: 570187ffd04ccd5d87497a742f9b8c4c8046a418 SHA-256: 0998e25a9384f7aeadefa5d8079681551cc1c82e6c133db8d7dfd3ef602c539e
192 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of external links, many of which are structured as 'slugs' and point to other PDF files, indicating a link farm designed for SEO manipulation. The document body, though partially corrupted, contains language suggestive of advance-fee scams, such as references to 'comparative advantage' and 'liberalization of international trade' in a context that appears to be a lure. The presence of numerous unknown-reputation URLs further supports the malicious intent, likely to redirect users to phishing or scam pages.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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
  • Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LURE
    Document contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
  • 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://drlyons.net/uploads/1/3/0/6/130621634/sedew-memamezojaduru-firovituxilixu-votelegeselitub.pdf
    • http://internetsmoney.net/uploads/1/3/0/6/130639476/vafavudinok.pdf
    • http://alicemcoleman.com/uploads/1/3/0/2/130289736/ade4f.pdf
    • http://mobilemultitasking.com/uploads/1/3/0/6/130603978/wenimiti-jenalasipoz-veduw.pdf
    • http://cleansweepmusic.com/uploads/1/3/0/6/130620986/a0eea3aca.pdf
    • http://singaporehiking.org/uploads/1/3/0/7/130776511/lajizadewudunelaga.pdf
    • http://1988ltb.com/uploads/1/3/0/6/130604782/1428273.pdf
    • http://glutenfreefoodie.blog/uploads/1/3/0/3/130313224/bojop-dokitigemiwali-dududiba.pdf
    • http://myawaribox.com/uploads/1/3/0/5/130588505/4038873.pdf
    • http://dmgatl.com/uploads/1/3/0/6/130605069/6a21ecccb7db364.pdf
    • http://yardgamesets.com/uploads/1/3/0/6/130604465/dinafig_vigepap.pdf
    • http://tintanegrahtx.com/uploads/1/3/0/4/130488101/domogiremenetop.pdf
    • http://calaismack.com/uploads/1/3/0/2/130288333/digiwovodom.pdf
    • http://nissanpatrolparts.com/uploads/1/3/0/6/130604498/4247409.pdf
    • http://joe-otoole-photography.com/uploads/1/3/0/5/130588290/zekufujofit.pdf
    • http://doortoinc.com/uploads/1/3/0/6/130639368/540145.pdf
    • http://sonoranshadows.com/uploads/1/3/0/6/130604988/4961fd47cc8.pdf
    • http://ahotel.life/uploads/1/3/0/8/130813869/9621921.pdf
    • http://digoryswardrobe.net/uploads/1/3/0/4/130436085/zaxafijew_gaxelala_narinuj.pdf
    • http://njadvancedeyecare.com/uploads/1/3/0/4/130483879/xewokujevatojexuve.pdf
    • http://aqzsystems.us/uploads/1/3/0/4/130483389/6751379.pdf
    • http://evangelizingyourself.com/uploads/1/3/0/6/130621212/vefaduvalaw-jidunoni-rizenoxinatukog.pdf
    • http://tutorvirginia.com/uploads/1/3/0/6/130604808/dca2f.pdf
    • http://cdiacademy.gammaxiques.org/uploads/1/3/0/7/130740190/130740190.html#under+the+theory+of+comparative+advantage+liberalization+of+international+trade+will

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000041a6.bin
2cb8dae3c9700baf2c4863f27325f742c437367c8a4942219f31a4d9b35466ef		 pdf-font-stream PDF embedded font (sfnt) at offset 0x41A6 7948 bytes

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