MALICIOUS — a208d61cda7cd89127db1d8de916ca08b1decf1b915aaf65cc99078d6e391830
MALICIOUS — a208d61cda7cd89127db1d8de916ca08b1decf1b915aaf65cc99078d6e391830 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 2 ATT&CK techniques.
Identification
- SHA-256:
a208d61cda7cd89127db1d8de916ca08b1decf1b915aaf65cc99078d6e391830 - SHA-1:
70a99a70079b313230cf718129e6c2fd825bd284 - MD5:
b33a7a8b0e9fdf3d4fb980c9d059d858 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:Qoa1taC070dVN7VUZ16wl5z1kUuWs8lmxwyuW:Qoa1taC0I78llNCbuW - TLSH:
T1625A234617092B0CE2F6C5847D59516EC442E8EAA37C298F428FF05F63DBA6738211DB - Submitted as: a208d61cda7cd89127db1d8de916ca08b1decf1b915aaf65cc99078d6e391830
- 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 - Dropped a malicious payload (Zusy): 9541.tmp - dynamic signal, weight 0.62, confidence 0.90
- 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 33 external host(s) at runtime (30 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
99 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
- c.pki.goog
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\9541.tmp -
b081868b6e9af98bbc9b2d53ab2c472b24c2e31299b86cc0e008e6f443365cd6 - a8e71af3efcfa2e614137b075362c2b1a08ce8827345512b25282bd2fa75e3c8 -
a8e71af3efcfa2e614137b075362c2b1a08ce8827345512b25282bd2fa75e3c8
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/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=1787655546&P2=404&P3=2&P4=Uj5SIySpIhXEQ3VJMkmqp7rrLoO5Vq%2buSqVclm90oKOVtigl%2flB0elha%2fhZ0CLJVhAOCe2ggtsEPcZvqCEMjiQ%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=1787655608&P2=404&P3=2&P4=CefE7%2fC7BUq8qPO7G4GX%2bS8bP%2b7ZsUGTeQTJR0oWvUYKDqOaMZ8K4tuBaEOUk4JKzqiEtKHkQA%2fTzRqOIeiUDg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
- 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=1787052344&P2=404&P3=2&P4=VbiGuOa%2b6ypeezSlEn0E0FM69ujaUYifN21GvaQeuUEDr04P5CpU39eodv%2bK0jvukBB4CXVsvMAwNRrmpjYrrA%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=1787051889&P2=404&P3=2&P4=SXipJwTBYq4ZpRzRoTcfzsIA5KwcH7V7uwt8oJTiNGXHDtU2R9y17iR7uU%2fJULD7Y5B1YF4Bao%2fIp8nfPAGkcg%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- j.ch
- schemas.microsoft.com
Embedded IP addresses
- 20.42.179.192
- 40.79.167.10
- 52.123.252.229
- 4.230.171.124
- 40.84.97.4
- 4.144.132.223
- 135.233.95.144
- 135.232.92.97
- 4.150.223.108
- 20.165.94.63
- 20.42.65.89
- 52.123.129.14
- 20.112.250.133
- 40.103.64.242
- 40.103.64.226
- 52.123.128.14
- 203.26.79.13
- 135.232.92.137
- 52.123.252.245
- 74.178.232.29
- 52.123.252.241
- 52.123.252.225
- 172.178.240.161
- 52.123.252.192
- 52.148.114.188
More C83B492E samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report