Analysis
- max time kernel
4294183s - max time network
143s - platform
windows7_x64 - resource
win7-20220311-en - submitted
17/03/2022, 23:10
Static task
static1
Behavioral task
behavioral1
Sample
f12760bc011132489008aa90f78f0655.dll
Resource
win7-20220311-en
General
- Target f12760bc011132489008aa90f78f0655.dll
- Size 780KB
- Sample220317-25pr1affdm
- SHA256 4de18a13e8d3ca6d3304f48028562f3181bef010a69f6342d9c37314ee8792da
- MD5 f12760bc011132489008aa90f78f0655
- SHA1 78ad5db3b0a703dddbbd721492cd3bd332008d24
- SHA512 ef30fa86b06aadf494a65c8a51158a600d21a32f1cf81f8dee1d2b6d4ebd9ce8380c54d315d11415b1bea50a809f99aac20551ca13d6dc1dd745b93df4fd4fc0
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
-
Epoch5
-
165.22.61.235:443
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121.78.112.42:8080
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216.10.251.121:8080
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195.77.239.39:8080
-
195.154.146.35:443
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68.183.93.250:443
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139.196.72.155:8080
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194.9.172.107:8080
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196.44.98.190:8080
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128.199.192.135:8080
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5.56.132.177:8080
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78.46.73.125:443
-
87.106.97.83:7080
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66.42.57.149:443
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37.44.244.177:8080
-
190.90.233.66:443
-
203.153.216.46:443
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207.148.81.119:8080
-
103.41.204.169:8080
-
104.131.62.48:8080
-
185.148.168.15:8080
-
217.182.143.207:443
-
198.199.98.78:8080
-
103.82.248.59:7080
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185.168.130.138:443
-
202.28.34.99:8080
-
59.148.253.194:443
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37.59.209.141:8080
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185.148.168.220:8080
-
54.37.228.122:443
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85.214.67.203:8080
-
85.25.120.45:8080
-
118.98.72.86:443
-
103.42.58.120:7080
-
78.47.204.80:443
-
202.134.4.210:7080
-
93.104.209.107:8080
-
2.58.16.87:8080
-
62.171.178.147:8080
-
45.71.195.104:8080
-
116.124.128.206:8080
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191.252.103.16:80
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54.37.106.167:8080
-
88.217.172.165:8080
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54.38.242.185:443
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210.57.209.142:8080
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159.69.237.188:443
Signatures
- suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
- Emotet4 2 IoCs
resource yara_rule behavioral1/memory/572-56-0x0000000000340000-0x000000000038C000-memory.dmp Emotet4 behavioral1/memory/1976-61-0x0000000000510000-0x000000000055C000-memory.dmp Emotet4 - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Pvnyruediu\jfibvai.klt regsvr32.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1976 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 572 regsvr32.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 1192 wrote to memory of 572 1192 regsvr32.exe 27 PID 572 wrote to memory of 1976 572 regsvr32.exe 28 PID 572 wrote to memory of 1976 572 regsvr32.exe 28 PID 572 wrote to memory of 1976 572 regsvr32.exe 28 PID 572 wrote to memory of 1976 572 regsvr32.exe 28 PID 572 wrote to memory of 1976 572 regsvr32.exe 28 PID 572 wrote to memory of 1976 572 regsvr32.exe 28 PID 572 wrote to memory of 1976 572 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\f12760bc011132489008aa90f78f0655.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1192 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\f12760bc011132489008aa90f78f0655.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:572 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Pvnyruediu\jfibvai.klt"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1976
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