Analysis
- max time kernel
149s - max time network
176s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
15/03/2022, 16:55
Static task
static1
Behavioral task
behavioral1
Sample
d4aa5ddf9b2d6c322f9a872fc6267346.dll
Resource
win7-20220311-en
General
- Target d4aa5ddf9b2d6c322f9a872fc6267346.dll
- Size 996KB
- Sample220315-ve41nsdfe2
- SHA256 e428eaf62376cfe30fc20e25c62cd38fd3bdb86072a50c165725337425fb1615
- MD5 d4aa5ddf9b2d6c322f9a872fc6267346
- SHA1 b3433263cb105a4361c14eae680c9d4d0a213885
- SHA512 a79ab92a8c1957107bf51f1e570b50ae7c1eb07fa4279afd2d94dfa8b685ce03002d855ba80d0e960e7f7f23c8698d1d9b3fa480795bb106d4b14075658595dc
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
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Epoch5
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51.75.33.122:443
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186.250.48.5:80
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168.119.39.118:443
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207.148.81.119:8080
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194.9.172.107:8080
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139.196.72.155:8080
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78.47.204.80:443
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159.69.237.188:443
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45.71.195.104:8080
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54.37.106.167:8080
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185.168.130.138:443
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37.44.244.177:8080
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185.184.25.78:8080
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185.148.168.15:8080
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128.199.192.135:8080
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37.59.209.141:8080
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103.41.204.169:8080
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185.148.168.220:8080
-
103.42.58.120:7080
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78.46.73.125:443
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68.183.93.250:443
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190.90.233.66:443
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5.56.132.177:8080
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62.171.178.147:8080
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196.44.98.190:8080
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168.197.250.14:80
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66.42.57.149:443
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59.148.253.194:443
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104.131.62.48:8080
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191.252.103.16:80
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54.37.228.122:443
-
88.217.172.165:8080
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195.77.239.39:8080
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116.124.128.206:8080
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93.104.209.107:8080
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118.98.72.86:443
-
217.182.143.207:443
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87.106.97.83:7080
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210.57.209.142:8080
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54.38.242.185:443
-
195.154.146.35:443
-
203.153.216.46:443
-
198.199.98.78:8080
-
85.214.67.203:8080
Signatures
- Loads dropped DLL 1 IoCs
pid Process 2452 regsvr32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Kjffavtkpzb\yuzxwerx.onz regsvr32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2452 regsvr32.exe 2452 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1300 regsvr32.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 828 wrote to memory of 1300 828 regsvr32.exe 82 PID 828 wrote to memory of 1300 828 regsvr32.exe 82 PID 828 wrote to memory of 1300 828 regsvr32.exe 82 PID 1300 wrote to memory of 2452 1300 regsvr32.exe 90 PID 1300 wrote to memory of 2452 1300 regsvr32.exe 90 PID 1300 wrote to memory of 2452 1300 regsvr32.exe 90
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\d4aa5ddf9b2d6c322f9a872fc6267346.dll1⤵
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\d4aa5ddf9b2d6c322f9a872fc6267346.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Kjffavtkpzb\yuzxwerx.onz"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2452
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