MALICIOUS — C8C9.tmp
MALICIOUS — C8C9.tmp is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Salgorea family. 4 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
2d211c97570bf8eb86fba3f3a1c08ff8d9b4eb647665675c5c76a4134614b5d8 - SHA-1:
e03fffd15c439784a7f9e5021282672d5b69fc42 - MD5:
ad31cda935e6375736c1ea1128aac97c - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:Qoa1taC070dDVrDARz9aPY6+Y2FgvGSGSSA+H40XogwEHTz:Qoa1taC0QOz9Ed+Y2FmGSG2+H40XSEHn - TLSH:
T1505A23566659270CE2F6C5806D1C126D8841E4E7A77819CB828FF05EF7DB8AB3C210DB - Submitted as: C8C9.tmp
- File type: pe · Size: 1958408 bytes
- Verdict: malicious (98/100) · Family: Salgorea
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): Backdoor.Win32.Salgorea.ic
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): E42C.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 29 external host(s) at runtime (30 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
- c.pki.goog
- 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
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\E42C.tmp -
06adaaebe2e204bdf8c65440a10938e13b67860734b7c05b292fc613dc7ee365 - a6213a1329daf797740d158149d697ca5db10180fe22b9540de09e7909efc547 -
a6213a1329daf797740d158149d697ca5db10180fe22b9540de09e7909efc547
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=1787661340&P2=404&P3=2&P4=b%2fPVOjkRcOOExZviNCM6Qosj1gZd2%2fWYOILblhRLjTEAooQQ1sAhIvYOGthQBnhrcDsPiipJZD04FDFgC9wgZQ%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=1787661382&P2=404&P3=2&P4=fl8xRt0aoTskv1vkFZuLCIPvovDB9GcoHbSPciL4mRckHoZLS946nSQcyKBbAFuJtwupBPRguNBMwBQA9oHbGg%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/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787058162&P2=404&P3=2&P4=kYlxjznQPumycZZX%2bgifAKXetBiXxokYn2KdmZ%2bLB2ClGA9q2VKH7odJtdWAQYVCIbeMJYO0fWxdnTzNZKH%2f0Q%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787057664&P2=404&P3=2&P4=dujpkC%2fCd%2f%2b3xt%2bjZTNY64LgF2XQeIkYzlywvODOK0co6zmnIoN5WLaRxjTNMWDhatBK8RYj%2fA1rYAT3xlGHiQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 4.150.223.101
- 57.155.104.224
- 52.110.12.53
- 4.230.171.124
- 52.230.60.54
- 52.123.252.238
- 74.179.77.204
- 74.179.77.164
- 4.150.223.114
- 52.123.128.14
- 20.231.239.246
- 52.123.129.14
- 40.103.64.242
- 20.165.94.46
- 203.26.79.13
- 74.178.76.128
- 135.233.45.221
- 92.223.78.30
- 52.148.114.188
- 4.150.223.105
- 72.145.35.113
- 52.123.252.197
- 20.184.175.10
- 172.170.180.133
- 20.42.65.89
File paths
- r:\J(
- t:\v
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report