Analysis
- max time kernel
4294178s - max time network
140s - platform
windows7_x64 - resource
win7-20220223-en - submitted
24/02/2022, 00:03
Static task
static1
Behavioral task
behavioral1
Sample
emotet_exe_e4_91c3af356538ebda04d12492c0beb6df24ae786624f5e21d1dcd4407647be0a5_2022-02-24__000212.dll
Resource
win7-20220223-en
General
- Target emotet_exe_e4_91c3af356538ebda04d12492c0beb6df24ae786624f5e21d1dcd4407647be0a5_2022-02-24__000212.dll
- Size 664KB
- Sample220224-ab3cfschgp
- SHA256 91c3af356538ebda04d12492c0beb6df24ae786624f5e21d1dcd4407647be0a5
- MD5 4f7adcceab561eb08d621b88c99b9fca
- SHA1 7240833dca6d4e0c1e758736cf5c90b93504ac50
- SHA512 fe2a209ccb50d1b87137123a79b5eb874678b724451819c225c5445a4097e9a8f8b05cee2f0bc9331b26d174dc4e7ee3a2c76b91956b2279e42b67a977963123
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
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Epoch4
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135.148.121.246:8080
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213.190.4.223:7080
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175.107.196.192:80
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46.55.222.11:443
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153.126.203.229:8080
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138.185.72.26:8080
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45.118.135.203:7080
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107.182.225.142:8080
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195.154.133.20:443
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79.172.212.216:8080
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129.232.188.93:443
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50.30.40.196:8080
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131.100.24.231:80
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58.227.42.236:80
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216.158.226.206:443
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45.118.115.99:8080
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51.254.140.238:7080
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173.212.193.249:8080
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110.232.117.186:8080
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81.0.236.90:443
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158.69.222.101:443
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103.75.201.2:443
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185.157.82.211:8080
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176.104.106.96:8080
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82.165.152.127:8080
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156.67.219.84:7080
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212.237.17.99:8080
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178.128.83.165:80
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162.243.175.63:443
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45.142.114.231:8080
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103.134.85.85:80
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178.79.147.66:8080
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31.24.158.56:8080
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103.75.201.4:443
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217.182.143.207:443
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159.8.59.82:8080
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164.68.99.3:8080
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209.126.98.206:8080
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207.38.84.195:8080
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119.235.255.201:8080
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212.24.98.99:8080
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212.237.56.116:7080
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50.116.54.215:443
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45.176.232.124:443
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203.114.109.124:443
Signatures
- suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
- Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Uucrwjiizjqwlcdy\fyvzsfn.ech regsvr32.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1104 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1076 regsvr32.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 960 wrote to memory of 1076 960 regsvr32.exe 27 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28 PID 1076 wrote to memory of 1104 1076 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_91c3af356538ebda04d12492c0beb6df24ae786624f5e21d1dcd4407647be0a5_2022-02-24__000212.dll1⤵
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_91c3af356538ebda04d12492c0beb6df24ae786624f5e21d1dcd4407647be0a5_2022-02-24__000212.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Uucrwjiizjqwlcdy\fyvzsfn.ech"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1104
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