Analysis
- max time kernel
158s - max time network
166s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
15/03/2022, 12:14
Static task
static1
Behavioral task
behavioral1
Sample
b5b6a7c1611244440de5d2586dda69f8.dll
Resource
win7-20220311-en
General
- Target b5b6a7c1611244440de5d2586dda69f8.dll
- Size 1004KB
- Sample220315-peb21abcb7
- SHA256 f16e8c255ee2fbd9b189b73c442333e8a6b09c5e66a654b2faea694fb87db9f0
- MD5 b5b6a7c1611244440de5d2586dda69f8
- SHA1 a9bedfb51c927a50ffe63f0172acd6c8b960d8cb
- SHA512 27ca917555091db7fa95c9f754d91d7df05cca7c771d624445fc41730fea295177aad48e100c0beed75478cbb8ff51fbffcf1dc2107d90f733b299dd26345a24
- MD5 SHA1 SHA512
Malware Config
Extracted
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emotet
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Epoch4
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217.182.143.248:8080
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185.4.135.27:8080
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192.99.251.50:443
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146.59.226.45:443
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162.214.118.104:8080
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195.154.133.20:443
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103.75.201.2:443
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5.9.116.246:8080
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177.87.70.10:8080
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31.24.158.56:8080
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103.75.201.4:443
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158.69.222.101:443
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185.157.82.211:8080
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185.8.212.130:7080
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186.250.48.117:7080
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110.232.117.186:8080
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46.55.222.11:443
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196.218.30.83:443
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51.91.7.5:8080
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176.56.128.118:443
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207.38.84.195:8080
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173.212.193.249:8080
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45.118.135.203:7080
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164.68.99.3:8080
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209.126.98.206:8080
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212.24.98.99:8080
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151.106.112.196:8080
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45.176.232.124:443
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153.126.146.25:7080
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212.237.17.99:8080
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45.142.114.231:8080
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107.182.225.142:8080
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45.118.115.99:8080
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79.172.212.216:8080
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50.30.40.196:8080
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82.165.152.127:8080
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50.116.54.215:443
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1.234.2.232:8080
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58.227.42.236:80
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216.158.226.206:443
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159.8.59.82:8080
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129.232.188.93:443
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189.126.111.200:7080
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138.185.72.26:8080
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159.65.88.10:8080
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103.221.221.247:8080
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188.44.20.25:443
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203.114.109.124:443
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197.242.150.244:8080
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51.254.140.238:7080
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176.104.106.96:8080
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178.79.147.66:8080
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131.100.24.231:80
Signatures
- Loads dropped DLL 1 IoCs
pid Process 1624 regsvr32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Izhnsiqyh\dtgmsgmlhyzfhtx.cga regsvr32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1624 regsvr32.exe 1624 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 3320 regsvr32.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5084 wrote to memory of 3320 5084 regsvr32.exe 82 PID 5084 wrote to memory of 3320 5084 regsvr32.exe 82 PID 5084 wrote to memory of 3320 5084 regsvr32.exe 82 PID 3320 wrote to memory of 1624 3320 regsvr32.exe 92 PID 3320 wrote to memory of 1624 3320 regsvr32.exe 92 PID 3320 wrote to memory of 1624 3320 regsvr32.exe 92
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\b5b6a7c1611244440de5d2586dda69f8.dll1⤵
- Suspicious use of WriteProcessMemory
PID:5084 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\b5b6a7c1611244440de5d2586dda69f8.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3320 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Izhnsiqyh\dtgmsgmlhyzfhtx.cga"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1624
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