MALICIOUS — c1f554a8b0cebb428d1f607664cf7026e86b69131ecd183acf4ca61062770264
MALICIOUS — c1f554a8b0cebb428d1f607664cf7026e86b69131ecd183acf4ca61062770264 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the C83B492E family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
c1f554a8b0cebb428d1f607664cf7026e86b69131ecd183acf4ca61062770264 - SHA-1:
7b17d5b56b2608f60040b8b5a4762868425f014a - MD5:
b3feff48a3cbd567c4f8fdc4e06719c4 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:Qoa1taC070df2ozjkDQ/1+BuqeBDlBpJJC12PZXtgaV:Qoa1taC0g2kZN+PIDNJJCMgaV - TLSH:
T1025A23818619970CE6FBC555382D226FC442E8F393740587928FF09EA7CBAAB78111D7 - Submitted as: c1f554a8b0cebb428d1f607664cf7026e86b69131ecd183acf4ca61062770264
- File type: pe · Size: 1958400 bytes
- Verdict: malicious (98/100) · Family: C83B492E
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Zusy-9764479-0
- Microsoft Defender: Trojan:Win32/Salgorea!pz
- Emsisoft (Emergency Kit): Dump:Generic.Dacic.17983.C83B492E
- Kaspersky (KVRT): Trojan.Win32.Bingoml.ckfs
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 5 weighted signals:
- ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule
Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 3 finding(s), e.g. process hidden from a listing (rule
windows.psxview.PsXView) - memory signal, weight 0.55, confidence 0.85 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 30 external host(s) at runtime (26 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
98 behavior events · 1 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
- msedge.api.cdp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\79BA.tmp -
13c934ebf232a3bca4d7b5d639a4de0c3d3b330196eb61a7b6bfdf0011f17bbf - 9d5483a2a270eff4367cb9a46576921aa01056ae24873b1530282661e2b5e552 -
9d5483a2a270eff4367cb9a46576921aa01056ae24873b1530282661e2b5e552
Embedded URLs
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- 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/9a8a705c-852d-4d18-b32a-ee1d872f4bd9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9?P1=1787938255&P2=404&P3=2&P4=P1ws408KeLs1QsY%2bkevsy8Ev8XdlE1qST%2f2v7rRHVU9ERvoV2eJ373afxEMIpuEUuHql2Y7te8v%2bwWatLxa%2f%2bg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787938282&P2=404&P3=2&P4=mR2XWlp1S8nE4jeAVhjBMIzWiRmiEYG%2fcRkv2iTwX4MIj9XPXtog5QjBfJ5UEzguiPaWzrBkCLGrlzU5MhdSSQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787335005&P2=404&P3=2&P4=a5uVuL4Ki7KGo8a4p9Q92YMEMe5KL9k3Vgvdb1uTdy94S790dTFjtInGh3RVYChgyU%2fjf4DP%2b7sEh%2fQeXU4uMw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787334578&P2=404&P3=2&P4=VzYPU8CoYuRGyPJ%2fBInSEm%2fiVPmzjFuBLYKJovB0uMl6%2fljLw247cV5dxMGuRE3MNEJ%2fDFzgjt0CVADOP5%2fcfA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 4.144.132.114
- 40.84.85.40
- 4.230.171.124
- 40.79.141.154
- 135.232.92.137
- 135.232.92.34
- 135.232.92.97
- 4.150.223.96
- 20.231.239.246
- 52.123.129.14
- 52.123.128.14
- 40.99.134.18
- 203.26.79.13
- 52.168.112.67
- 135.234.160.244
- 172.66.2.5
- 52.148.114.188
- 72.145.35.101
- 135.234.160.246
- 172.175.111.170
- 20.42.73.26
- 52.168.117.168
- 52.110.12.18
- 52.110.12.48
- 135.233.95.80
More C83B492E samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report