Malicious PDF — malware analysis report

Static analysis result for SHA-256 49434f9c503e5a44…

MALICIOUS

PDF

45.9 KB Authoring application: LibreOffice
MD5: 362489c16e0097c6aaead2cc91bf047a SHA-1: 991049e4a23eaf7df613971a09c351af012b59c6 SHA-256: 49434f9c503e5a447bb031cad27e68aac4cf093abbf50db8908eeebb7c6f3d39
128 Risk Score

Malware Insights

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

The PDF contains a large number of external links, many of which are structured as numeric slugs, indicating a link farm designed to manipulate search engine results. The heuristic 'SE_INVOICE_LURE' suggests the document's content is intended to deceive users into clicking these links, likely leading to malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent.

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
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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://hostmaster.cssltd.online/uploads/1/3/0/6/130621897/lopipoto-kamave.pdf
    • http://www.weddingprofessionalsofalabama.org/uploads/1/3/0/2/130288392/wasadaganogol_jusutiloxad_dozalanilo.pdf
    • http://www.fromrussiatoamerica.com/uploads/1/3/0/5/130551319/rudesoperojetirimux.pdf
    • http://mojonz.co.nz/uploads/1/3/0/2/130287738/677c189fa7.pdf
    • http://newyorkmetaldoor.com/uploads/1/3/0/6/130604739/watabixamezed.pdf
    • http://northstarmuseum.org/uploads/1/3/0/6/130603905/titel.pdf
    • http://shannoncarrollnp.com/uploads/1/3/0/6/130604708/jejirip.pdf
    • http://driversedgrades.com/uploads/1/3/0/2/130289322/dabope-memabopaje.pdf
    • http://yundingyulechengkaihudizhichang.f18.ebkf.org/uploads/1/3/0/6/130621135/zavotuderoka_xovovufulagigar_rixavez.pdf
    • http://ndjapanese.com/uploads/1/3/0/6/130621771/bifilulagotuvoxe.pdf
    • http://abraxastattoo.com/uploads/1/3/0/6/130620752/zisofikewod-batasojosudije.pdf
    • http://anteako.com/uploads/1/3/0/6/130621950/wumuwofut-relukej-sirokurebixez-tiwonomogib.pdf
    • http://artsequences.com/uploads/1/3/0/5/130546497/favubov.pdf
    • http://twoklassens.com/uploads/1/3/0/6/130639294/razaluvegepakasuf.pdf
    • http://kmleducationassociates.com/uploads/1/3/0/6/130604805/zuteke.pdf
    • http://alectvenstrup.com/uploads/1/3/0/6/130639267/5915863.pdf
    • http://mail1.iowai.org/uploads/1/3/0/9/130969727/fbbbd.pdf
    • http://spavale.com/uploads/1/3/0/8/130814731/9248644.pdf
    • http://mail.dmd3d.com/uploads/1/3/0/3/130324004/gumuvaf_kigixalov_xifaxonupub.pdf
    • http://www.amelinejewelry.com/uploads/1/3/0/5/130590339/4794872.pdf
    • http://unspoiledpodcasts.com/uploads/1/3/0/7/130776006/f797904a.pdf
    • http://boholavie.com/uploads/1/3/0/6/130603919/jexoremux.pdf
    • http://adsl-63-204-18-30.benefitplans.org/uploads/1/3/0/7/130740174/130740174.html#pag+ibig+housing+loan+amortization+calculator

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003a19.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63
pdf-font-stream PDF embedded font (sfnt) at offset 0x3A19 16036 bytes
font_01_sfnt_off00005154.bin
2ee7a623e357cad1283fae27052f1cfb453076bbd9edd9a270b0cc4892c95731
pdf-font-stream PDF embedded font (sfnt) at offset 0x5154 8168 bytes