Malicious PDF — malware analysis report

Static analysis result for SHA-256 cc4da0de298fe456…

MALICIOUS

PDF

52.5 KB Created: 2020-08-29 11:26:43 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: abd5a7857e941e493a6c86678a265ab7 SHA-1: 4a7b5be529af32ae9673408afba725237852afc9 SHA-256: cc4da0de298fe45648ec30011ff9a24b2caba338600b81896cbda651e0ce7d11
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.me'. This URL is embedded within the document body and also appears in the extracted URLs. The document also exhibits characteristics of a link farm, with numerous embedded links to 'static.usrfiles.com', though these appear benign. The presence of a malicious redirector suggests an attempt to lead the user to a phishing or malware distribution site.

Heuristics 4

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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.
  • 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 https://ttraff.me/wix?keyword=russell+brunson+expert+secrets+deuts
    • https://static.usrfiles.com/ugd/b8c837_b6c06453e1624218908cac67efd7fcb6.pdf
    • https://static.usrfiles.com/ugd/353d00_d65e6a73013845f6b85d62ac6d262648.pdf
    • https://static.usrfiles.com/ugd/b8c837_8df052a8eff54f639f43a71e5b786c04.pdf
    • https://static.usrfiles.com/ugd/b8c837_67a9bffd64ba4c47a0ae4059a4a2de88.pdf
    • https://static.usrfiles.com/ugd/b8c837_531bfd49a313432182eb865a40269856.pdf
    • https://static.usrfiles.com/ugd/b8c837_6f843f2230d04802a9bf72260ef7aaef.pdf
    • https://static.usrfiles.com/ugd/b8c837_3f1b2fc291d84aa599e22554a97cf840.pdf
    • https://static.usrfiles.com/ugd/b8c837_f45ee15d0da44aeeae51d85a94ec3e0b.pdf
    • https://static.usrfiles.com/ugd/b8c837_76caa8574d1f42748c249e5a7a8c8f39.pdf
    • https://static.usrfiles.com/ugd/b8c837_a68e02830b39473f841d86b02c2a8941.pdf
    • https://static.usrfiles.com/ugd/b8c837_7ab2735ed65648c4a259943546cac86a.pdf
    • https://static.usrfiles.com/ugd/b8c837_2b363495922c452ab8eaccb36b669e41.pdf
    • https://static.usrfiles.com/ugd/b8c837_84db9e038b76482c880203a6b52351f6.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006ddb.bin
3c45017666034f1baf19075ae8a2b008502ebd99376318764af4c12baf981a36
pdf-font-stream PDF embedded font (sfnt) at offset 0x6DDB 5072 bytes
font_01_sfnt_off00007f1c.bin
c99f5715bb8360a4bc6d042963747e4c7e72c691a3166380d2c35d446171d74c
pdf-font-stream PDF embedded font (sfnt) at offset 0x7F1C 2528 bytes
font_02_sfnt_off00008a0c.bin
01a13636f600c44c5ffa58cbd8f4a04e37460263f26cb72772352019b719a83a
pdf-font-stream PDF embedded font (sfnt) at offset 0x8A0C 10516 bytes
font_03_sfnt_off0000ae4b.bin
9559dd1bd908241551916101fda3d445a26f5c4b506a1423f23393456f9d5940
pdf-font-stream PDF embedded font (sfnt) at offset 0xAE4B 16036 bytes