Malicious PDF — malware analysis report

Static analysis result for SHA-256 883c0fdafcb796dd…

MALICIOUS

PDF

47.2 KB Authoring application: OpenOffice Draw
MD5: 65b1a8b0fdf90c16a486cbb9d62d4ad7 SHA-1: 0aec51489bf5ea83fdbb54c71c292b044ee45d07 SHA-256: 883c0fdafcb796ddbf1f14b33941e9431bbdd8d5be8c2cb46e20502414f1e48e
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content, as suggested by the ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0'. The embedded URLs are designed to appear as legitimate content, potentially for SEO manipulation or to trick users into downloading more files. No scripts were extracted, limiting the analysis of direct execution capabilities.

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 http://suportland.net/uploads/1/3/0/6/130620521/riranakosenafet-jugokejegurulod-jodumabu.pdf
    • http://wtoservices.com/uploads/1/3/0/7/130776898/tidiru.pdf
    • http://parislomas.net/uploads/1/3/0/6/130604294/semupififir.pdf
    • http://beachesinsrilanka.com/uploads/1/3/0/2/130289375/1086308.pdf
    • http://concordlawncareservices.com/uploads/1/3/0/3/130379363/zibetop_jogemoseletagub_kaxonewi_velen.pdf
    • http://dofnelsonfaithfomation.com/uploads/1/3/0/3/130313585/3415191.pdf
    • http://dgdiamondgalleria.com/uploads/1/3/0/6/130604185/potidowu.pdf
    • http://mhessential.net/uploads/1/3/0/7/130775201/jijegamaxiwa.pdf
    • http://scaldeferri.org/uploads/1/3/0/7/130775980/pudurozorovufenuken.pdf
    • http://barbadiancanadians.com/uploads/1/3/0/7/130739817/kemexujix.pdf
    • http://stevenyasell.com/uploads/1/3/0/6/130640013/kepudidoged.pdf
    • http://desatascosbarcelona.net/uploads/1/3/0/7/130739162/69fc94a9c.pdf
    • http://fiftybucksaweek.com/uploads/1/3/0/2/130271002/255800.pdf
    • http://shadowmist-britishshorthair.com/uploads/1/3/0/3/130324324/06aa569f.pdf
    • http://southerncottongoldenretrievers.com/uploads/1/3/0/6/130604815/tovuwefova.pdf
    • http://7th-hitchin.org.uk/uploads/1/3/0/7/130776168/kepolabumavosok-kavul-vurisobegafaso.pdf
    • http://naturalbabymag.com/uploads/1/3/0/6/130621575/1140987.pdf
    • http://danielgordon.com/uploads/1/3/0/4/130435938/d3f94e2.pdf
    • http://mandakemp.com/uploads/1/3/0/5/130589310/jibugi.pdf
    • http://bataviagameon.com/uploads/1/3/0/2/130271159/mibufubud.pdf
    • http://augellocontractors.com/uploads/1/3/0/8/130873786/2c7685.pdf
    • http://mommalovesyou.net/uploads/1/3/0/4/130483215/nutupugibenuf.pdf
    • http://mkmyoga.com/uploads/1/3/0/7/130738909/8160252.pdf
    • http://xinliyulekaihu.br3h.com/uploads/1/3/0/8/130874322/130874322.html#letter+writing+in+french+pdf
    • http://dofnelsonfaithfomation.com/up

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003cbb.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63
pdf-font-stream PDF embedded font (sfnt) at offset 0x3CBB 16036 bytes
font_01_sfnt_off00005466.bin
cdda7b6d835a1586e8aa7349a28cc4c12a8f88b323f7153071539115e2c9a69d
pdf-font-stream PDF embedded font (sfnt) at offset 0x5466 9344 bytes