MALICIOUS — normal_5f97846a43c4d.pdf
MALICIOUS — normal_5f97846a43c4d.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (82/100). 3 of 53 detection engines flagged it.
Identification
- SHA-256:
d43e6d3a063b3e0918b8099aa61c801a55e105218658384f3268006e579ac98b - SHA-1:
0e7c756e7d8eab84175cc9d9cec2c11ce894d540 - MD5:
1c3d9ee3fe6b1400109fa9cd10a44152 - ssdeep:
768:ogGzpDPpujGqisIu5wZkIqWxTH9+r8RD+RrC+4xVjoDWQYrSgBrxNcoMoOnggX/7:lGFTpS8l+RrcjZDhxNcoMpVX/7 - TLSH:
T189329EF340A7DD4D7A47AB135CBA28696189C348A137EB50498C7B2CC8BC2EC7F51961 - Submitted as: normal_5f97846a43c4d.pdf
- File type: pdf · Size: 45123 bytes
- Verdict: malicious (82/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
Why this verdict
The malicious score of 82/100 is the fusion of 6 weighted signals:
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 9032) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 20 external host(s) at runtime (21 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.com/123?keyword=quantitative+literacy+textbook+answers, https://cdn-cms.f-static.net/uploads/4369514/normal_5f89840f02f97.pdf, https://cdn-cms.f-static.net/uploads/4372399/normal_5f96d79a4cf53.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
- Extracted generic config (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
8718 behavior events · 0 ATT&CK techniques · 2 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b7dbe2b011eb7844fc05078f112bc2ef.png -
7e60c4c18a602cf7b29660fcae62120cb96702bf54e2a7576fce4557ab37881c - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5d29f69b5250a5f2bead42c0552183babe5ff8dac583fba4b0bbf1fea8735f24
Embedded URLs
- https://ttraff.com/123?keyword=quantitative+literacy+textbook+answers
- https://cdn-cms.f-static.net/uploads/4369514/normal_5f89840f02f97.pdf
- https://cdn-cms.f-static.net/uploads/4372399/normal_5f96d79a4cf53.pdf
- https://cdn-cms.f-static.net/uploads/4366316/normal_5f8899172b9a5.pdf
- https://cdn-cms.f-static.net/uploads/4366048/normal_5f87b668baef7.pdf
- https://cdn.shopify.com/s/files/1/0483/1595/7398/files/feribezopazaxojoxi.pdf
- https://cdn.shopify.com/s/files/1/0502/2348/1017/files/98745152657.pdf
- https://cdn-cms.f-static.net/uploads/4384464/normal_5f93cc12860ac.pdf
- https://cdn-cms.f-static.net/uploads/4373259/normal_5f8c656353faf.pdf
- https://s3.amazonaws.com/dugibabafod/38576832150.pdf
- https://s3.amazonaws.com/vexosafugunu/accounts_receivable_journal_entries_in_sap.pdf
- https://cdn-cms.f-static.net/uploads/4374518/normal_5f945c3d225e5.pdf
- https://cdn-cms.f-static.net/uploads/4372076/normal_5f8fd27b2bc55.pdf
- https://cdn-cms.f-static.net/uploads/4366399/normal_5f91ff35d5190.pdf
- https://cdn-cms.f-static.net/uploads/4366982/normal_5f8a42d51db9f.pdf
- https://cdn.shopify.com/s/files/1/0497/9605/5202/files/zuwiworelegegera.pdf
- https://cdn.shopify.com/s/files/1/0492/3981/8396/files/algebra_6th_grade_cbse.pdf
- https://cdn.shopify.com/s/files/1/0496/2435/0869/files/dozusulen.pdf
- https://cdn.shopify.com/s/files/1/0501/5892/8034/files/rssi_to_distance_android.pdf
- https://cdn.shopify.com/s/files/1/0498/6594/9341/files/38854363404.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/
Embedded domains
- ttraff.com
- cdn-cms.f-static.net
- cdn.shopify.com
- s3.amazonaws.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.2
- 52.123.252.235
- 40.84.85.40
- 4.230.171.124
- 20.247.184.142
- 135.233.95.144
- 74.178.76.54
- 4.207.44.75
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 20.42.73.31
- 135.234.160.246
- 57.155.104.224
- 74.178.232.29
- 203.26.79.13
- 52.148.114.188
- 72.154.7.103
- 52.110.12.55
- 52.110.12.11
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report