Analysis
- max time kernel
4294183s - max time network
131s - platform
windows7_x64 - resource
win7-20220310-en - submitted
16/03/2022, 18:35
Static task
static1
Behavioral task
behavioral1
Sample
39453396c146b7898c15c2f8565b5bd5.dll
Resource
win7-20220310-en
General
- Target 39453396c146b7898c15c2f8565b5bd5.dll
- Size 736KB
- Sample220316-w8cc7affe7
- SHA256 363f0801aaa42660d6a041e7a7b137d752aae85bd87a15ca6f4c97dabd3ff9bc
- MD5 39453396c146b7898c15c2f8565b5bd5
- SHA1 d0fdcdbd5335a312d61bc92d61f14960d99fe0be
- SHA512 d23e88b4314f6121f56d4ac4e7288dc3f75b80b53eeaf39c38e944dec29175aec01fd48de5da6364c22934f91004c92a731b8bd6c043b520b719ece93de4f8ad
- MD5 SHA1 SHA512
Malware Config
Extracted
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emotet
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Epoch4
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45.76.1.145:443
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217.182.25.250:8080
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119.193.124.41:7080
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192.99.251.50:443
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146.59.226.45:443
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173.212.193.249:8080
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207.38.84.195:8080
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45.118.135.203:7080
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31.24.158.56:8080
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209.126.98.206:8080
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212.237.17.99:8080
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216.158.226.206:443
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50.30.40.196:8080
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82.165.152.127:8080
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159.8.59.82:8080
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107.182.225.142:8080
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110.232.117.186:8080
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72.15.201.15:8080
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5.9.116.246:8080
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79.172.212.216:8080
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212.24.98.99:8080
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188.44.20.25:443
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101.50.0.91:8080
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203.114.109.124:443
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151.106.112.196:8080
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196.218.30.83:443
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176.56.128.118:443
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159.65.88.10:8080
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195.154.133.20:443
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176.104.106.96:8080
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45.118.115.99:8080
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129.232.188.93:443
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45.176.232.124:443
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158.69.222.101:443
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45.142.114.231:8080
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103.221.221.247:8080
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103.43.46.182:443
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185.157.82.211:8080
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51.91.7.5:8080
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103.75.201.2:443
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167.99.115.35:8080
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185.8.212.130:7080
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46.55.222.11:443
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197.242.150.244:8080
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58.227.42.236:80
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195.201.151.129:8080
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51.254.140.238:7080
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50.116.54.215:443
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138.185.72.26:8080
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178.79.147.66:8080
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189.126.111.200:7080
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153.126.146.25:7080
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103.75.201.4:443
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164.68.99.3:8080
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131.100.24.231:80
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1.234.2.232:8080
Signatures
- Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Cbzmnjczf\fsuz.twk regsvr32.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1624 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1684 regsvr32.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1520 wrote to memory of 1684 1520 regsvr32.exe 27 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28 PID 1684 wrote to memory of 1624 1684 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\39453396c146b7898c15c2f8565b5bd5.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1520 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\39453396c146b7898c15c2f8565b5bd5.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Cbzmnjczf\fsuz.twk"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1624
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