SUSPICIOUS — 4428af99334a60a896a7e5ec54e945f6d9f3f9bc97d6aa42f0c4a30907d00685
SUSPICIOUS — 4428af99334a60a896a7e5ec54e945f6d9f3f9bc97d6aa42f0c4a30907d00685 is a script sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (54/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4428af99334a60a896a7e5ec54e945f6d9f3f9bc97d6aa42f0c4a30907d00685 - SHA-1:
7c0b324756aeb909f9bab64bc3fa02bafbe5d160 - MD5:
de41cdb537d82a7daf8146dc9c41216d - ssdeep:
96:BCHB9Tzi5RgLVL7wa4UZY6JUjPH5EnVMJwms0ftTifiZt5uGGa7A8Pz2f9GW9U6:wTzifO/jKHWVMJ1s01T6p54r2f9GaU6 - TLSH:
T1071EB74438DB79C55C9626673F583863ABBA5F6E218011C8D2588FCC5D9EB80DFD401B - Submitted as: 4428af99334a60a896a7e5ec54e945f6d9f3f9bc97d6aa42f0c4a30907d00685
- File type: script · Size: 6812 bytes
- Verdict: suspicious (54/100)
Detections (2 of 53 engines)
- Microsoft Defender: Trojan:HTML/Redirector.ALHA!MTB
- Emsisoft (Emergency Kit): Trojan.HTML.Agent.YE
MITRE ATT&CK
Why this verdict
The suspicious score of 54/100 is the fusion of 2 weighted signals:
- Obfuscated javascript script: dynamic-exec (layers: base64) (rule
script-deobfuscation) - static signal, weight 0.55, confidence 0.75 - Embedded network infrastructure: https://chimpstatic.com/mcjs-connected/js/users/95445ca62f5ca35e4c71c73bb/5bbc85a15e14490a8cc4f8f0d.js - static signal, weight 0.35, confidence 0.60
Dynamic analysis (windows)
1198 behavior events · 1 ATT&CK techniques · 0 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
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded URLs
- https://developers.google.com/analytics/devguides/collection/analyticsjs/
- https://chimpstatic.com/mcjs-connected/js/users/95445ca62f5ca35e4c71c73bb/5bbc85a15e14490a8cc4f8f0d.js
- 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=1787483618&P2=404&P3=2&P4=ATWbDvmGTEwRGFbQ5zWK4f8nHgSPo3UeqReCaf3fmAoI%2fR8jidu5VaOlXecyMAxohGpebgaXfJpppXq92oV71g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/45cd9142-6feb-4946-89e7-63e58fada30a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/45cd9142-6feb-4946-89e7-63e58fada30a?P1=1787483636&P2=404&P3=2&P4=BumdkYWE7KwPNaOiWXnqhSRRNeEYmmlgQFILiFccTxVs4zCyCuDIs%2f1FmhNpk8XWlV2X%2bW5aiabl52D4CkTcSA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- www.google-analytics.com
- window.ga
- developers.google.com
- s.w.org
- en.chinacache.com
- chimpstatic.com
Embedded IP addresses
- 74.178.76.44
- 72.145.35.102
- 52.110.12.1
- 52.110.12.18
- 4.230.171.124
- 52.253.84.76
- 57.154.63.210
- 74.178.240.61
- 135.233.95.135
- 20.236.44.162
- 52.123.129.14
- 40.99.133.226
- 135.233.95.80
- 203.26.79.13
- 52.123.252.225
- 172.215.188.232
- 20.42.65.89
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report