Malicious PDF — malware analysis report

Static analysis result for SHA-256 e43f66660a11f6e7…

MALICIOUS

PDF

43.4 KB Created: 2020-08-19 06:38:26 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 7578cebb3fb936298f51b4fd0d5f0f06 SHA-1: d8861cdd2d51778bceaf95da3a48fc8e325ef5e7 SHA-256: e43f66660a11f6e76f8532cb7f2c9ea18750586f6f72e5a8c75de9b177e99e9d
120 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=formal+wear+online+canada'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, with 'https://cdn.shopify.com/s/files/1/0430/3713/0914/files/download_google_drive_folder_as.pdf' being the first identified. The document body, though partially corrupted, contains text related to formal wear and the redirector URL, suggesting a lure to a potentially malicious site.

Heuristics 3

  • 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.
  • 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.com/pify?keyword=formal+wear+online+canada
    • http://files.northgeorgiadaylilysociety.com/uploads/1/3/1/0/131071019/ripokiliro.pdf
    • http://files.heatherseastheworld.com/uploads/1/3/1/4/131437878/rulopuwonixag.pdf
    • http://files.pcarep.com/uploads/1/3/1/3/131380175/kalubupiwetap.pdf
    • http://files.menopausalmommyrants.com/uploads/1/3/0/9/130969837/nilesogesakila_wewedo_vanuv_xepomatem.pdf
    • https://cdn.shopify.com/s/files/1/0430/3713/0914/files/download_google_drive_folder_as.pdf
    • https://cdn.shopify.com/s/files/1/0433/5435/7915/files/approaches_and_methods_in_language_teaching_jack_richards.pdf
    • https://cdn.shopify.com/s/files/1/0432/7197/9171/files/27522773498.pdf
    • https://cdn.shopify.com/s/files/1/0440/4979/3174/files/humberts_sword_classic.pdf
    • https://cdn.shopify.com/s/files/1/0427/7351/2359/files/trapping_rain_water_stack.pdf
    • https://cdn.shopify.com/s/files/1/0432/6552/3870/files/etta_james_sheet_music.pdf
    • https://cdn.shopify.com/s/files/1/0438/1802/5117/files/24986357243.pdf
    • https://cdn.shopify.com/s/files/1/0430/6026/5117/files/38687400390.pdf
    • https://cdn.shopify.com/s/files/1/0432/7977/7952/files/51185670177.pdf
    • https://cdn.shopify.com/s/files/1/0434/9755/4084/files/luwafekujage.pdf
    • https://cdn.shopify.com/s/files/1/0429/3656/5923/files/47387598901.pdf
    • https://cdn.shopify.com/s/files/1/0440/5847/6694/files/oxford_advanced_learner_s_dictionary_9th_edition.pdf
    • https://cdn.shopify.com/s/files/1/0434/4188/1253/files/pedagogy_of_biological_science_b._ed_notes.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006129.bin
8d97b9008865d49ede4ffc4722be071e3835f7754d19d73786a1322beb76b922
pdf-font-stream PDF embedded font (sfnt) at offset 0x6129 4664 bytes
font_01_sfnt_off000070db.bin
b58abd496ae8ee3f36eb5f87e477eb96f5e72e4376c437be547498e15ae5a32d
pdf-font-stream PDF embedded font (sfnt) at offset 0x70DB 9840 bytes
font_02_sfnt_off0000929c.bin
0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333
pdf-font-stream PDF embedded font (sfnt) at offset 0x929C 4324 bytes