Analysis
- max time kernel
4294199s - max time network
160s - platform
windows7_x64 - resource
win7-20220310-en - submitted
11/03/2022, 21:32
Static task
static1
Behavioral task
behavioral1
Sample
85d84207b037582fe0826ca1d4873a57.dll
Resource
win7-20220310-en
General
- Target 85d84207b037582fe0826ca1d4873a57.dll
- Size 684KB
- Sample220311-1dl2csedgn
- SHA256 5e4e5bc5b997f69e07b9cf4c8a43d10bb7bb848f72fb807b217e6cee9ea30189
- MD5 85d84207b037582fe0826ca1d4873a57
- SHA1 42ae909ebdf12740202d2540e9dd4b1e411b6adb
- SHA512 98953752f03cf9b4a2d707e89536bad6d476c5e64a8f2b46240e21257b4e79907a85db2bfce2aa35165373d87b4667de7a29d4286000e727666638b3329a95b6
- MD5 SHA1 SHA512
Malware Config
Extracted
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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
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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
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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
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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
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195.154.146.35:443
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203.153.216.46:443
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198.199.98.78:8080
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85.214.67.203:8080
Signatures
- suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
- Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Cwxbtqdfdgzxjzvh\syrfvxyaehfn.iyn regsvr32.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1656 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1676 regsvr32.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1420 wrote to memory of 1676 1420 regsvr32.exe 27 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28 PID 1676 wrote to memory of 1656 1676 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\85d84207b037582fe0826ca1d4873a57.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\85d84207b037582fe0826ca1d4873a57.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Cwxbtqdfdgzxjzvh\syrfvxyaehfn.iyn"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1656
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