Malicious PDF — malware analysis report

Static analysis result for SHA-256 b0625a7059f822c6…

MALICIOUS

PDF

75.4 KB Authoring application: LibreOffice Draw
MD5: 0ccbdf2af2fdf80163576a173a062edf SHA-1: e10abea7263c399e58e2ccd3956d942d1fb1dd8a SHA-256: b0625a7059f822c6b6015c3b4ae6efc14608be9b630f3939f36cfbfb48ff973e
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file was flagged by multiple heuristics, including ClamAV and an ML classifier, as malicious. It contains a large number of embedded URLs pointing to external PDF files hosted on Weebly, suggesting a link farm or a distribution mechanism for further malicious content. The embedded URLs are likely intended to redirect users to malicious sites or download further payloads.

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 https://soxesexurin.weebly.com/uploads/1/3/0/2/130292089/5e4b74bb1c4.pdf
    • https://xutejifolupo.weebly.com/uploads/1/3/0/2/130289186/nabomadumezuzitun.pdf
    • https://valogami.weebly.com/uploads/1/3/0/5/130550914/vukemalezug.pdf
    • https://sirofodaj.weebly.com/uploads/1/3/0/4/130490056/xigusomi.pdf
    • https://xavedoso.weebly.com/uploads/1/3/0/5/130540178/345e36772d.pdf
    • https://tasugoju.weebly.com/uploads/1/3/0/5/130544591/wepuworenevikadep.pdf
    • https://noroxakupize.weebly.com/uploads/1/3/0/4/130435649/5388454.pdf
    • https://botodetakokipo.weebly.com/uploads/1/3/0/3/130313405/eb563.pdf
    • https://puxuxutemabatos.weebly.com/uploads/1/3/0/5/130551249/7504919.pdf
    • https://zusajexudifov.weebly.com/uploads/1/3/0/2/130291371/tugakomanad_lokid.pdf
    • https://komupibozik.weebly.com/uploads/1/3/0/5/130539204/dobaminoz.pdf
    • https://lazakezopazepan.weebly.com/uploads/1/3/0/2/130289724/mimujegedof.pdf
    • https://dagopote.weebly.com/uploads/1/3/0/4/130435986/subewemane.pdf
    • https://jejaxipumiga.weebly.com/uploads/1/3/0/5/130551239/4ccabff8fa71.pdf
    • https://sunerepibazo.weebly.com/uploads/1/3/0/3/130379222/d4cb66edadb58b0.pdf
    • https://rakazolonavopi.weebly.com/uploads/1/3/0/2/130273573/zixuduvipokepo.pdf
    • https://niferuxogut.weebly.com/uploads/1/3/0/2/130289429/2119dc.pdf
    • https://duwexasinapexu.weebly.com/uploads/1/3/0/3/130323465/be1f9afd74e.pdf
    • https://garumaxemev.weebly.com/uploads/1/3/0/4/130476598/130476598.html#acl+rehab+exercises+for+football

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001593.bin
e0ab5d204ac0ee8dcd56d277bb21bb8f6038dbb1f3135f2bdf4510d595057413		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1593 9708 bytes

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