Analysis
- max time kernel
176s - max time network
200s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
07/02/2022, 17:00
Static task
static1
Behavioral task
behavioral1
Sample
50830cd016a03bbe0652c01e6c97c047.dll
Resource
win7-en-20211208
General
- Target 50830cd016a03bbe0652c01e6c97c047.dll
- Size 213KB
- Sample220207-vh137aehd3
- SHA256 5a93e37cfeceb77e1201f4edc1208b2ed837a13ea3c6b7b758011e4ec3514809
- MD5 50830cd016a03bbe0652c01e6c97c047
- SHA1 3f85b16c499bf4f78f9d5ccb7469d0111794d6d9
- SHA512 9d757bed4d1fb38f89d922f91cdc2b5faac8a660e40dd5a5f196a461ab4330eabb3fafd23e47df192f2c2bb03c6e09d167ed2c1e1d28abd7b7123713f1cc5f75
- MD5 SHA1 SHA512
Malware Config
Extracted
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emotet
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Epoch4
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45.79.173.200:443
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144.76.186.55:7080
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207.38.84.195:8080
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82.165.152.127:8080
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45.118.115.99:8080
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50.116.54.215:443
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203.114.109.124:443
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178.128.83.165:80
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107.182.225.142:8080
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192.95.56.148:8080
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185.157.82.211:8080
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212.237.5.209:443
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212.24.98.99:8080
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162.214.50.39:7080
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162.243.175.63:443
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176.104.106.96:8080
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217.182.143.207:443
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144.76.186.49:8080
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58.227.42.236:80
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110.232.117.186:8080
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129.232.188.93:443
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45.142.114.231:8080
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46.55.222.11:443
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103.75.201.2:443
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131.100.24.231:80
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200.17.134.35:7080
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45.118.135.203:7080
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173.212.193.249:8080
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159.89.230.105:443
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160.16.102.168:80
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51.254.140.238:7080
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119.235.255.201:8080
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159.8.59.82:8080
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41.76.108.46:8080
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212.237.56.116:7080
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216.158.226.206:443
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178.79.147.66:8080
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158.69.222.101:443
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138.185.72.26:8080
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195.154.133.20:443
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164.68.99.3:8080
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212.237.17.99:8080
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81.0.236.90:443
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79.172.212.216:8080
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103.75.201.4:443
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45.176.232.124:443
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104.251.214.46:8080
Signatures
- Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 736 svchost.exe Token: SeCreatePagefilePrivilege 736 svchost.exe Token: SeShutdownPrivilege 736 svchost.exe Token: SeCreatePagefilePrivilege 736 svchost.exe Token: SeShutdownPrivilege 736 svchost.exe Token: SeCreatePagefilePrivilege 736 svchost.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe Token: SeRestorePrivilege 3504 TiWorker.exe Token: SeSecurityPrivilege 3504 TiWorker.exe Token: SeBackupPrivilege 3504 TiWorker.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2084 wrote to memory of 4608 2084 regsvr32.exe 85 PID 2084 wrote to memory of 4608 2084 regsvr32.exe 85 PID 2084 wrote to memory of 4608 2084 regsvr32.exe 85 PID 4608 wrote to memory of 1716 4608 regsvr32.exe 87 PID 4608 wrote to memory of 1716 4608 regsvr32.exe 87 PID 4608 wrote to memory of 1716 4608 regsvr32.exe 87
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\50830cd016a03bbe0652c01e6c97c047.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\50830cd016a03bbe0652c01e6c97c047.dll2⤵
- Suspicious use of WriteProcessMemory
PID:4608 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\50830cd016a03bbe0652c01e6c97c047.dll",DllRegisterServer3⤵PID:1716
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:736
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3504