Analysis
- max time kernel
135s - max time network
147s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
27/01/2022, 09:21
Static task
static1
Behavioral task
behavioral1
Sample
Koas4G8ca1vF4YJ.dll
Resource
win7-en-20211208
General
- Target Koas4G8ca1vF4YJ.dll
- Size 496KB
- Sample220127-lbbqaaader
- SHA256 de4c6eb49a8f28de8997698a22465f1dec2c294470ed4915ce85b3339a52c607
- MD5 f2d6f2669fa836a4e3ca2e5a61ac5c4b
- SHA1 9199a818e8684ddd3e69a85774e50d737d546660
- SHA512 5868585c5bf91b37be9816898ce25392d6dbb9e4c392322a1d20caecf2c62a13fc208a93e3e725aee3a40b8072c68f0b942a2b6fbe9db9729c012289f8efe2b3
- 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
-
203.114.109.124:443
-
41.76.108.46:8080
-
178.79.147.66:8080
-
58.227.42.236:80
-
51.38.71.0:443
-
138.185.72.26:8080
-
107.182.225.142:8080
-
81.0.236.90:443
-
185.157.82.211:8080
-
103.8.26.103:8080
-
50.116.54.215:443
-
217.182.143.207:443
-
46.55.222.11:443
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173.212.193.249:8080
-
212.237.17.99:8080
-
79.172.212.216:8080
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192.254.71.210:443
-
212.237.5.209:443
-
69.197.160.180:8080
-
209.59.138.75:7080
-
110.232.117.186:8080
-
104.251.214.46:8080
-
195.154.133.20:443
-
216.158.226.206:443
-
158.69.222.101:443
-
129.232.188.93:443
-
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
-
162.243.175.63:443
-
103.8.26.102:8080
-
178.63.25.185:443
Signatures
- Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3420 wrote to memory of 3504 3420 regsvr32.exe 69 PID 3420 wrote to memory of 3504 3420 regsvr32.exe 69 PID 3420 wrote to memory of 3504 3420 regsvr32.exe 69 PID 3504 wrote to memory of 708 3504 regsvr32.exe 70 PID 3504 wrote to memory of 708 3504 regsvr32.exe 70 PID 3504 wrote to memory of 708 3504 regsvr32.exe 70
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\Koas4G8ca1vF4YJ.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3420 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\Koas4G8ca1vF4YJ.dll2⤵
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Koas4G8ca1vF4YJ.dll",DllRegisterServer3⤵PID:708
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