Analysis
- max time kernel
119s - max time network
123s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
27/01/2022, 09:19
Static task
static1
Behavioral task
behavioral1
Sample
rNl.dll
Resource
win7-en-20211208
General
- Target rNl.dll
- Size 496KB
- Sample220127-k97d6sadck
- SHA256 eedf3babd3ab614d2c66cf78476ec4c5255acdbd23ba99f43446591c64c3f703
- MD5 9b1c12b5076cdfc31303ed067ce906bb
- SHA1 fe228230acf0c312150652a050b51576b101e638
- SHA512 7b0523753145d008bec82570263d4a38608cebd98e970d22832e694760de11ea81b481ab871bed6ceb2efc97c098098d544873f72e81bc35db49c77b68d3a931
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
-
Epoch4
-
89.32.148.223:443
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188.40.137.206:8080
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45.118.135.203:7080
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164.68.99.3:8080
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162.214.50.39:7080
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45.142.114.231:8080
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45.176.232.124:443
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207.38.84.195:8080
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104.168.155.129:8080
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176.104.106.96:8080
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203.114.109.124:443
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41.76.108.46:8080
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178.79.147.66:8080
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58.227.42.236:80
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51.38.71.0:443
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138.185.72.26:8080
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107.182.225.142:8080
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81.0.236.90:443
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185.157.82.211:8080
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103.8.26.103:8080
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50.116.54.215:443
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217.182.143.207:443
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46.55.222.11:443
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173.212.193.249:8080
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212.237.17.99:8080
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79.172.212.216:8080
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192.254.71.210:443
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212.237.5.209:443
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69.197.160.180:8080
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209.59.138.75:7080
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110.232.117.186:8080
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104.251.214.46:8080
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195.154.133.20:443
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216.158.226.206:443
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158.69.222.101:443
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129.232.188.93:443
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45.118.115.99:8080
-
212.237.56.116:7080
-
103.75.201.2:443
-
131.100.24.231:80
-
212.24.98.99:8080
-
200.17.134.35:7080
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162.243.175.63:443
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103.8.26.102:8080
-
178.63.25.185:443
Signatures
- Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 1640 wrote to memory of 960 1640 regsvr32.exe 27 PID 960 wrote to memory of 1820 960 regsvr32.exe 28 PID 960 wrote to memory of 1820 960 regsvr32.exe 28 PID 960 wrote to memory of 1820 960 regsvr32.exe 28 PID 960 wrote to memory of 1820 960 regsvr32.exe 28 PID 960 wrote to memory of 1820 960 regsvr32.exe 28 PID 960 wrote to memory of 1820 960 regsvr32.exe 28 PID 960 wrote to memory of 1820 960 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\rNl.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\rNl.dll2⤵
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\rNl.dll",DllRegisterServer3⤵PID:1820
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