Analysis
- max time kernel
123s - max time network
137s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
26/11/2021, 15:45
Static task
static1
Behavioral task
behavioral1
Sample
emotet_exe_e4_61bd3e5e4ecac1c0d778c3b2763bfdc3667cbe4a2159a59b6028b00384fd33f7_2021-11-26__154426.exe.dll
Resource
win7-en-20211014
General
- Target emotet_exe_e4_61bd3e5e4ecac1c0d778c3b2763bfdc3667cbe4a2159a59b6028b00384fd33f7_2021-11-26__154426.exe.dll
- Size 696KB
- Sample211126-s64g4sgee5
- SHA256 61bd3e5e4ecac1c0d778c3b2763bfdc3667cbe4a2159a59b6028b00384fd33f7
- MD5 06e1977e365fdb85122a26efc75f524d
- SHA1 6f2b7b61d9ad7e1d4d56997f65cd520b266a3201
- SHA512 47fe6d60febb2515fa9ae5955355ee5df2190ec0ea0adafc8720fe737f2ff0a26e29037353acd3994f3ad32f5c74fa89b7e0c06f523c92d9e7076e3f3d12b7c1
- MD5 SHA1 SHA512
Malware Config
Extracted
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emotet
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Epoch4
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91.200.186.228:443
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41.76.108.46:8080
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188.165.214.166:7080
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191.252.196.221:8080
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103.8.26.103:8080
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185.184.25.237:8080
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103.8.26.102:8080
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178.79.147.66:8080
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58.227.42.236:80
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45.118.135.203:7080
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103.75.201.2:443
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195.154.133.20:443
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45.142.114.231:8080
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212.237.5.209:443
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207.38.84.195:8080
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104.251.214.46:8080
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212.237.17.99:8080
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212.237.56.116:7080
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216.158.226.206:443
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110.232.117.186:8080
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158.69.222.101:443
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107.182.225.142:8080
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176.104.106.96:8080
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81.0.236.90:443
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50.116.54.215:443
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138.185.72.26:8080
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51.68.175.8:8080
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210.57.217.132:8080
Signatures
- Blocklisted process makes network request 2 IoCs
flow pid Process 22 1148 rundll32.exe 23 1148 rundll32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Lbvgzogdkdftibb\bcqwgbyjwf.acg rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1148 rundll32.exe 1148 rundll32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 3872 rundll32.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3780 wrote to memory of 3960 3780 rundll32.exe 69 PID 3780 wrote to memory of 3960 3780 rundll32.exe 69 PID 3780 wrote to memory of 3960 3780 rundll32.exe 69 PID 3960 wrote to memory of 3872 3960 rundll32.exe 70 PID 3960 wrote to memory of 3872 3960 rundll32.exe 70 PID 3960 wrote to memory of 3872 3960 rundll32.exe 70 PID 3872 wrote to memory of 520 3872 rundll32.exe 71 PID 3872 wrote to memory of 520 3872 rundll32.exe 71 PID 3872 wrote to memory of 520 3872 rundll32.exe 71 PID 520 wrote to memory of 1148 520 rundll32.exe 72 PID 520 wrote to memory of 1148 520 rundll32.exe 72 PID 520 wrote to memory of 1148 520 rundll32.exe 72
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_61bd3e5e4ecac1c0d778c3b2763bfdc3667cbe4a2159a59b6028b00384fd33f7_2021-11-26__154426.exe.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_61bd3e5e4ecac1c0d778c3b2763bfdc3667cbe4a2159a59b6028b00384fd33f7_2021-11-26__154426.exe.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_61bd3e5e4ecac1c0d778c3b2763bfdc3667cbe4a2159a59b6028b00384fd33f7_2021-11-26__154426.exe.dll",Control_RunDLL3⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3872 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Lbvgzogdkdftibb\bcqwgbyjwf.acg",OnnMGqL4⤵
- Suspicious use of WriteProcessMemory
PID:520 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Lbvgzogdkdftibb\bcqwgbyjwf.acg",Control_RunDLL5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1148
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