Analysis
- max time kernel
165s - max time network
165s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
07/02/2022, 17:35
Static task
static1
Behavioral task
behavioral1
Sample
dc1005c9ad2f76db7e6cda8d6adf3c67.dll
Resource
win7-en-20211208
General
- Target dc1005c9ad2f76db7e6cda8d6adf3c67.dll
- Size 213KB
- Sample220207-v512psfba8
- SHA256 8cc9d7228560de1b50d5fa7951903fe95af8c66eb7988edf3a64fa2e74cf72b8
- MD5 dc1005c9ad2f76db7e6cda8d6adf3c67
- SHA1 d45eb194155c7faa54b66acf6190e9d03b700636
- SHA512 5d991f49a1abf7bed8d56f6e9e596907a6b7561d37587d680fa23331258cab2a6b2feb2b8fc8589d723f98bda0aff3099530623296d5600db979ce7bd02f628d
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
-
Epoch4
-
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
-
212.24.98.99:8080
-
162.214.50.39:7080
-
162.243.175.63:443
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176.104.106.96:8080
-
217.182.143.207:443
-
144.76.186.49:8080
-
58.227.42.236:80
-
110.232.117.186:8080
-
129.232.188.93:443
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45.142.114.231:8080
-
46.55.222.11:443
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103.75.201.2:443
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131.100.24.231:80
-
200.17.134.35:7080
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45.118.135.203:7080
-
173.212.193.249:8080
-
159.89.230.105:443
-
160.16.102.168:80
-
51.254.140.238:7080
-
119.235.255.201:8080
-
159.8.59.82:8080
-
41.76.108.46:8080
-
212.237.56.116:7080
-
216.158.226.206:443
-
178.79.147.66:8080
-
158.69.222.101:443
-
138.185.72.26:8080
-
195.154.133.20:443
-
164.68.99.3:8080
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212.237.17.99:8080
-
81.0.236.90:443
-
79.172.212.216:8080
-
103.75.201.4:443
-
45.176.232.124:443
-
104.251.214.46:8080
Signatures
- Drops file in Windows directory 7 IoCs
description ioc Process 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\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe - Suspicious use of AdjustPrivilegeToken 9 IoCs
description pid Process Token: SeShutdownPrivilege 3988 svchost.exe Token: SeCreatePagefilePrivilege 3988 svchost.exe Token: SeShutdownPrivilege 3988 svchost.exe Token: SeCreatePagefilePrivilege 3988 svchost.exe Token: SeShutdownPrivilege 3988 svchost.exe Token: SeCreatePagefilePrivilege 3988 svchost.exe Token: SeSecurityPrivilege 1924 TiWorker.exe Token: SeRestorePrivilege 1924 TiWorker.exe Token: SeBackupPrivilege 1924 TiWorker.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2312 wrote to memory of 2192 2312 regsvr32.exe 82 PID 2312 wrote to memory of 2192 2312 regsvr32.exe 82 PID 2312 wrote to memory of 2192 2312 regsvr32.exe 82 PID 2192 wrote to memory of 2548 2192 regsvr32.exe 87 PID 2192 wrote to memory of 2548 2192 regsvr32.exe 87 PID 2192 wrote to memory of 2548 2192 regsvr32.exe 87
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\dc1005c9ad2f76db7e6cda8d6adf3c67.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\dc1005c9ad2f76db7e6cda8d6adf3c67.dll2⤵
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\dc1005c9ad2f76db7e6cda8d6adf3c67.dll",DllRegisterServer3⤵PID:2548
-
-
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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:3988
-
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:1924