Malicious PDF — malware analysis report

Static analysis result for SHA-256 62de5b6f766562a8…

MALICIOUS

PDF

44.9 KB Authoring application: Scribus
MD5: ba88075cf02261036779700e26dcb33f SHA-1: 30d0521ddafdc0d11e1cbc92c019c8bef1415fb0 SHA-256: 62de5b6f766562a8d9952a77e31c0c63320ac640aa7cd4144d26bb5e3d055b1b
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of external links, a common technique for phishing or distributing further malware. The ClamAV detection and ML classifier strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and link farm suggest it's designed to redirect users to malicious sites, likely for credential harvesting or malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://tulasienterprises.in/uploads/1/3/0/8/130814382/jijim.pdf
    • http://melatonindreams.com/uploads/1/3/0/5/130590334/gowereberes-rikazabakumosis-gedexedituros.pdf
    • http://placsports.us/uploads/1/3/0/7/130776386/f2a02484d.pdf
    • http://pmyui.bpmtc.com/uploads/1/3/0/6/130621354/kawepiloxaf.pdf
    • http://www.ineffablespa.com/uploads/1/3/0/5/130550986/vonuvufu_papolazipomi_kogupigalijomev.pdf
    • http://sexingodscity.com/uploads/1/3/0/5/130550953/8e9796758bbdf.pdf
    • http://www.6x6designbuild.com/uploads/1/3/0/7/130776151/201864.pdf
    • http://tomsalf.store/uploads/1/3/0/6/130604765/fugafuvu-zowanimenijil.pdf
    • http://jasper-marianek.biz/uploads/1/3/0/7/130740553/5249744.pdf
    • http://engravedshot.com/uploads/1/3/0/3/130324152/51ca7.pdf
    • http://analiselarkin.com/uploads/1/3/0/7/130740316/e8a4afcb77.pdf
    • http://undertheroaktravel.voyagerwebsites.com/uploads/1/3/0/6/130604810/130604810.html#stroke+secondary+prevention+aspirin+dose

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000591d.bin
7ce65fbbf6d4caf3486d6cee3a9a1b8d058a2294567c3aea14f4362f3ab87bdb		 pdf-font-stream PDF embedded font (sfnt) at offset 0x591D 8072 bytes

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