Analysis
- max time kernel
113s - max time network
189s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
07/02/2022, 18:03
Static task
static1
Behavioral task
behavioral1
Sample
lnu.dll
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
- Target lnu.dll
- Size 216KB
- Sample220207-wm2qysfbf3
- SHA256 df74062200f197a2fb8a5bc63b950e2ec9425005900cd2a1a273fdd53b1bc795
- MD5 aa44678e2c740b188e95fda91bbccc82
- SHA1 2fe098078bdfb0771cc67b6835abf01209a64408
- SHA512 a06310601b5303be407b1f14bc64771dcdd2526a53491f4a160ee55fb5a008d2f420a4759e62fd538b4a4d5cbc335ae5f50fc6a4f20c23c449e6c6e074b11d62
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
emotet
Botnet
-
Epoch5
C2
-
174.136.15.27:8080
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185.122.58.89:443
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66.42.57.149:443
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159.69.237.188:443
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78.47.204.80:443
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54.38.242.185:443
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37.44.244.177:8080
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185.148.168.220:8080
-
217.182.143.207:443
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198.199.98.78:8080
-
139.196.72.155:8080
-
59.148.253.194:443
-
195.77.239.39:8080
-
210.57.209.142:8080
-
128.199.192.135:8080
-
173.203.78.138:443
-
62.171.178.147:8080
-
85.214.67.203:8080
-
185.148.168.15:8080
-
191.252.103.16:80
-
190.90.233.66:443
-
185.184.25.78:8080
-
207.148.81.119:8080
-
104.131.62.48:8080
-
78.46.73.125:443
-
37.59.209.141:8080
-
118.98.72.86:443
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54.37.228.122:443
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168.197.250.14:80
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93.104.208.37:8080
-
54.37.106.167:8080
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116.124.128.206:8080
-
194.9.172.107:8080
-
203.153.216.46:443
-
195.154.146.35:443
-
103.41.204.169:8080
eck1.plain
ecs1.plain
Signatures
- Drops file in Windows directory 8 IoCs
description ioc Process 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 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 - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1884 svchost.exe Token: SeCreatePagefilePrivilege 1884 svchost.exe Token: SeShutdownPrivilege 1884 svchost.exe Token: SeCreatePagefilePrivilege 1884 svchost.exe Token: SeShutdownPrivilege 1884 svchost.exe Token: SeCreatePagefilePrivilege 1884 svchost.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe Token: SeRestorePrivilege 2404 TiWorker.exe Token: SeSecurityPrivilege 2404 TiWorker.exe Token: SeBackupPrivilege 2404 TiWorker.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4480 wrote to memory of 4400 4480 regsvr32.exe 84 PID 4480 wrote to memory of 4400 4480 regsvr32.exe 84 PID 4480 wrote to memory of 4400 4480 regsvr32.exe 84 PID 4400 wrote to memory of 4948 4400 regsvr32.exe 85 PID 4400 wrote to memory of 4948 4400 regsvr32.exe 85 PID 4400 wrote to memory of 4948 4400 regsvr32.exe 85
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\lnu.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\lnu.dll2⤵
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\lnu.dll",DllRegisterServer3⤵PID:4948
-
-
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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:1884
-
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:2404