MALICIOUS — 2f536c61e13414d0d007c06d6fff38d43377ff6afd5e7629ba062184920faa7d
MALICIOUS — 2f536c61e13414d0d007c06d6fff38d43377ff6afd5e7629ba062184920faa7d is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the Zusy family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
2f536c61e13414d0d007c06d6fff38d43377ff6afd5e7629ba062184920faa7d - SHA-1:
43d4ee17dd7954f462ba0dda7735b2b2a7ce0620 - MD5:
3740f5c882f12d735836cf22734de07d - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFBlJ0RmHm4foy+AjC1bAhuwyGc:O+K88uPCHRomG4tVC1qyGc - TLSH:
T1445A23C59A295B8DE3F1D590381527AEC242F4D6D3B8598E428FF02D23CB867B83115B - Submitted as: 2f536c61e13414d0d007c06d6fff38d43377ff6afd5e7629ba062184920faa7d
- File type: pe · Size: 2089472 bytes
- Verdict: malicious (96/100) · Family: Zusy
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Zusy-9764479-0
- Microsoft Defender: Trojan:Win32/Salgorea!pz
- Emsisoft (Emergency Kit): Trojan.GenericKDZ.110085
- Kaspersky (KVRT): Backdoor.Win32.Salgorea.ie
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule
Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95 - 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 25 external host(s) at runtime (21 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
- 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
- settings-win.data.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\4AA0.tmp -
0166a235bce73ae3e534d58c704851bc9eade0ad5156dddbda880e4233d660b7 - 3f0dcdce67c3f1c21a8b822168dd2619db2dfca3e580dd07098e8d8f4c44b0ed -
3f0dcdce67c3f1c21a8b822168dd2619db2dfca3e580dd07098e8d8f4c44b0ed
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=1787864801&P2=404&P3=2&P4=LF0R7UnV%2f5lQZuLJLkFviJk%2ffoTxwfPZ4xsid5YfGamiJRFXr8sm1Zbp7LW50mc8AL9F9KZVx2u0mZGHetAtuA%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=1787864891&P2=404&P3=2&P4=EnkrRaIfJFq27JpNOS4XhWAeawfcUOB5H9MPop1yCn63WN2MR2BchDjyw31zw0USh1FSJVG%2f%2f9CNeb8REi7LwQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 52.178.17.235
- 52.123.252.202
- 40.84.85.40
- 4.230.171.124
- 52.253.84.76
- 74.178.240.61
- 13.69.116.105
- 74.178.240.51
- 20.112.250.133
- 52.123.128.14
- 52.123.129.14
- 20.42.73.24
- 20.184.175.4
- 4.207.44.72
- 135.234.160.245
- 172.66.2.5
- 203.26.79.13
- 52.110.12.18
- 52.110.12.11
- 52.148.114.188
- 74.179.71.159
- 52.123.252.238
- 72.154.7.100
- 52.110.12.10
- 52.110.12.25
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report