Analysis
- max time kernel
157s - max time network
167s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
10/02/2022, 07:28
Static task
static1
Behavioral task
behavioral1
Sample
emotet_exe_e5_d8d3fc16d501d73477ec197c5872f416070d1cb397ea94e9a5c2bd33530b2fa5_2022-02-10__072731.dll
Resource
win7-en-20211208
General
- Target emotet_exe_e5_d8d3fc16d501d73477ec197c5872f416070d1cb397ea94e9a5c2bd33530b2fa5_2022-02-10__072731.dll
- Size 547KB
- Sample220210-jaslasgdbm
- SHA256 d8d3fc16d501d73477ec197c5872f416070d1cb397ea94e9a5c2bd33530b2fa5
- MD5 71dd0eccd06756c7de25f28ead9cdf25
- SHA1 d729c30c844cd0ef5d870940c63ba4c3ab96ba61
- SHA512 8bb2d07b9737423576edc1b6e2979470499b004d0fe28a782da2055a3bf3e5da4cc81e33722700440ce47f83a802329e064f4f0faed9546915db7854efc254ea
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
-
Epoch5
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198.199.126.144:443
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103.42.57.17:8080
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195.154.146.35:443
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104.131.62.48:8080
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116.124.128.206:8080
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54.38.242.185:443
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217.182.143.207:443
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66.42.57.149:443
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185.148.168.220:8080
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37.44.244.177:8080
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78.47.204.80:443
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173.203.78.138:443
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190.90.233.66:443
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203.153.216.46:443
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54.37.106.167:8080
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194.9.172.107:8080
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168.197.250.14:80
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185.184.25.78:8080
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191.252.103.16:80
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159.69.237.188:443
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85.214.67.203:8080
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78.46.73.125:443
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59.148.253.194:443
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118.98.72.86:443
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62.171.178.147:8080
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195.77.239.39:8080
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185.148.168.15:8080
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139.196.72.155:8080
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54.37.228.122:443
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37.59.209.141:8080
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198.199.98.78:8080
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93.104.208.37:8080
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103.41.204.169:8080
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128.199.192.135:8080
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210.57.209.142:8080
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207.148.81.119:8080
Signatures
- Drops file in Windows directory 8 IoCs
description ioc Process 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 File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe - Suspicious use of AdjustPrivilegeToken 39 IoCs
description pid Process Token: SeShutdownPrivilege 1000 svchost.exe Token: SeCreatePagefilePrivilege 1000 svchost.exe Token: SeShutdownPrivilege 1000 svchost.exe Token: SeCreatePagefilePrivilege 1000 svchost.exe Token: SeShutdownPrivilege 1000 svchost.exe Token: SeCreatePagefilePrivilege 1000 svchost.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe Token: SeBackupPrivilege 1140 TiWorker.exe Token: SeRestorePrivilege 1140 TiWorker.exe Token: SeSecurityPrivilege 1140 TiWorker.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4680 wrote to memory of 4576 4680 regsvr32.exe 82 PID 4680 wrote to memory of 4576 4680 regsvr32.exe 82 PID 4680 wrote to memory of 4576 4680 regsvr32.exe 82 PID 4576 wrote to memory of 4524 4576 regsvr32.exe 83 PID 4576 wrote to memory of 4524 4576 regsvr32.exe 83 PID 4576 wrote to memory of 4524 4576 regsvr32.exe 83
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_d8d3fc16d501d73477ec197c5872f416070d1cb397ea94e9a5c2bd33530b2fa5_2022-02-10__072731.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_d8d3fc16d501d73477ec197c5872f416070d1cb397ea94e9a5c2bd33530b2fa5_2022-02-10__072731.dll2⤵
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_d8d3fc16d501d73477ec197c5872f416070d1cb397ea94e9a5c2bd33530b2fa5_2022-02-10__072731.dll",DllRegisterServer3⤵PID:4524
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-
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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:1000
-
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:1140