MALICIOUS — normal_5f893209e1b45.pdf
MALICIOUS — normal_5f893209e1b45.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
2319397c83fa4b93cde9ccfe6c5daa6293e9f4ae75ac9e24a7649a4231e2e7d8 - SHA-1:
36ca514e61520d1170e44839dfd0f31aec387106 - MD5:
6093fa92f33e0b9e7ec70fede85726c9 - ssdeep:
768:/gGzpDwpjVJ/gPuOYmV6CPr04BVkGNgScH5VpcTATSwF2ofT3PA7IsbpGZ:IGFcpA5VkGNgVrpckTxgofWIsFGZ - TLSH:
T17D31AFF3A0A3ED8C3B8B6B1769B710A5959EC68C503787A048CD3A2CC47C5FD2E40661 - Submitted as: normal_5f893209e1b45.pdf
- File type: pdf · Size: 43113 bytes
- Verdict: malicious (72/100)
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
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/c3549a0b-3674-4254-9012-3f0d2f1d2788/xunozuzit.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/123?keyword=vocabulary+worksheets+for+highschool+students+pdf, https://cdn-cms.f-static.net/uploads/4366367/normal_5f89018dceffc.pdf, https://cdn-cms.f-static.net/uploads/4374362/normal_5f88ef34136a5.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9884 behavior events · 0 ATT&CK techniques · 3 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
- c.pki.goog
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787765712&P2=404&P3=2&P4=Jw%2bWSgfAxqq0%2fZ0HbknebE6zR4485LUC8cv892B8SbJ5D%2f9bt0kfqh8Hri9jt8P2RYiQNRsOITEnI7bLOCYv3g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787765760&P2=404&P3=2&P4=nKe8gsICP7RuqW0LvWAqmIOOvCo0AL4V4ccsoyKUvTNJ2A1oAxY9BmPRbmaaZa%2ba0IWxx0SXwkVfx0b5QEEYVQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ac1d1291efcdb1a16bed9d4ccc677eed021731a14a7ccd1158dfe1f54aef4720 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\30655bd5f0ffe9d1e42946026d018168.png -
573623a41080b5c3d8b012d4a22dc95da69a7489ee581442dcb3561574f66e3d - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=vocabulary+worksheets+for+highschool+students+pdf
- https://cdn-cms.f-static.net/uploads/4366367/normal_5f89018dceffc.pdf
- https://cdn-cms.f-static.net/uploads/4374362/normal_5f88ef34136a5.pdf
- https://cdn-cms.f-static.net/uploads/4369651/normal_5f89150294191.pdf
- https://cdn-cms.f-static.net/uploads/4365539/normal_5f8703591a485.pdf
- https://cdn-cms.f-static.net/uploads/4369788/normal_5f8812af95123.pdf
- https://cdn-cms.f-static.net/uploads/4369506/normal_5f89215bab0e9.pdf
- https://cdn.shopify.com/s/files/1/0266/8042/6665/files/27702504591.pdf
- https://cdn.shopify.com/s/files/1/0434/8307/0630/files/cod_paralegal_club.pdf
- https://cdn.shopify.com/s/files/1/0499/6779/2296/files/parowan_high_school_staff.pdf
- https://rolosakuzorega.weebly.com/uploads/1/3/1/3/131379035/gumilixolugow_gexetu_sozurunafo_xerajejozipelod.pdf
- https://disaxugotusineg.weebly.com/uploads/1/3/1/8/131871710/lafemude_faruju.pdf
- https://fevixivosetakub.weebly.com/uploads/1/3/2/6/132681861/8627562.pdf
- https://uploads.strikinglycdn.com/files/c3549a0b-3674-4254-9012-3f0d2f1d2788/xunozuzit.pdf
- https://uploads.strikinglycdn.com/files/f8f19eb7-3f92-450a-8d67-5e56d199780a/57248824173.pdf
- https://cdn-cms.f-static.net/uploads/4369633/normal_5f89269cd4898.pdf
- https://cdn-cms.f-static.net/uploads/4367665/normal_5f885e834d282.pdf
- https://cdn-cms.f-static.net/uploads/4366408/normal_5f876c32f3542.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/
- http://www.msftconnecttest.com/connecttest.txt
Embedded domains
- gettraff.ru
- cdn-cms.f-static.net
- cdn.shopify.com
- rolosakuzorega.weebly.com
- disaxugotusineg.weebly.com
- fevixivosetakub.weebly.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.192
- 52.123.252.227
- 52.110.12.10
- 4.230.171.124
- 203.26.79.13
- 52.230.59.222
- 135.232.92.97
- 20.231.239.246
- 52.123.128.14
- 135.233.95.144
- 52.123.252.226
- 52.123.252.202
- 172.178.240.162
- 52.123.252.239
- 92.223.78.30
- 172.217.25.163
- 135.233.45.222
- 172.175.111.170
- 40.79.150.120
- 142.250.183.35
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report