Analysis
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max time kernel
114s -
max time network
116s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
29-03-2021 15:38
Static task
static1
Behavioral task
behavioral1
Sample
8fe3fde9e0a98332e4a8b7b65eadd1745c8e1c29b1bfd5974bd018d255e139e9.dll
Resource
win7v20201028
General
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Target
8fe3fde9e0a98332e4a8b7b65eadd1745c8e1c29b1bfd5974bd018d255e139e9.dll
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Size
609KB
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MD5
015c80d341a3aebc2b30d6ed28a663b5
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SHA1
26b8e9a1ad9b66bc0944f01ace690046f829ad32
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SHA256
8fe3fde9e0a98332e4a8b7b65eadd1745c8e1c29b1bfd5974bd018d255e139e9
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SHA512
43ba89dc4b7392474b814536ae604040568f2bd15fb1cbf3de29c2aad489f835a2ab7d21ef7975cf036ba997d5de8eeda1540b078e59ca6de4ddb1a0e4798b78
Malware Config
Extracted
emotet
Epoch3
190.55.186.229:80
203.157.152.9:7080
157.245.145.87:443
132.248.38.158:80
110.172.180.180:8080
70.32.89.105:8080
161.49.84.2:80
37.46.129.215:8080
50.116.78.109:8080
115.79.195.246:80
178.62.254.156:8080
175.103.38.146:80
188.226.165.170:8080
91.93.3.85:8080
162.144.145.58:8080
117.2.139.117:443
190.85.46.52:7080
201.193.160.196:80
152.32.75.74:443
195.201.56.70:8080
192.210.217.94:8080
91.83.93.103:443
172.104.46.84:8080
201.212.61.66:80
186.96.170.61:80
74.208.173.91:8080
182.73.7.59:8080
139.59.12.63:8080
211.110.229.161:8080
122.116.104.238:8443
223.17.215.76:80
195.159.28.244:8080
82.78.179.117:443
2.58.16.86:8080
65.32.168.171:80
58.27.215.3:8080
179.233.3.89:80
190.19.169.69:443
203.160.167.243:80
178.254.36.182:8080
202.29.237.113:8080
79.133.6.236:8080
103.93.220.182:80
88.58.209.2:80
24.230.124.78:80
203.56.191.129:8080
186.146.229.172:80
91.75.75.46:80
68.133.75.203:8080
103.229.73.17:8080
116.202.10.123:8080
139.59.61.215:443
46.105.131.68:8080
2.82.75.215:80
75.127.14.170:8080
120.51.34.254:80
185.142.236.163:443
139.5.101.203:80
203.153.216.178:7080
188.166.220.180:7080
178.33.167.120:8080
162.144.42.60:8080
201.163.74.204:80
103.80.51.61:8080
49.206.16.156:80
78.90.78.210:80
110.37.224.243:80
27.78.27.110:443
190.18.184.113:80
172.193.14.201:80
192.163.221.191:8080
157.7.164.178:8081
183.91.3.63:80
109.99.146.210:8080
54.38.143.245:8080
192.241.220.183:8080
180.148.4.130:8080
190.107.118.125:80
8.4.9.137:8080
163.53.204.180:443
143.95.101.72:8080
Extracted
emotet
LEA
80.158.3.161:443
80.158.51.209:8080
80.158.35.51:80
80.158.63.78:443
80.158.53.167:80
80.158.62.194:443
80.158.59.174:8080
80.158.43.136:80
Signatures
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Blocklisted process makes network request 5 IoCs
flow pid Process 5 1552 rundll32.exe 6 1552 rundll32.exe 9 1552 rundll32.exe 12 1552 rundll32.exe 13 1552 rundll32.exe -
Loads dropped DLL 4 IoCs
pid Process 808 rundll32.exe 808 rundll32.exe 808 rundll32.exe 808 rundll32.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Amdssmyyyh\gkqolattg.rgt rundll32.exe File created C:\Windows\SysWOW64\Amdssmyyyh\almxiktjybihdbe.dll rundll32.exe File opened for modification C:\Windows\SysWOW64\Amdssmyyyh\gkqolattg.rgt rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1552 rundll32.exe 1552 rundll32.exe 1552 rundll32.exe 1552 rundll32.exe 1552 rundll32.exe 808 rundll32.exe -
Suspicious behavior: RenamesItself 2 IoCs
pid Process 1940 rundll32.exe 808 rundll32.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 384 wrote to memory of 1940 384 rundll32.exe 25 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 1940 wrote to memory of 820 1940 rundll32.exe 30 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 820 wrote to memory of 1552 820 rundll32.exe 31 PID 1552 wrote to memory of 808 1552 rundll32.exe 34 PID 1552 wrote to memory of 808 1552 rundll32.exe 34 PID 1552 wrote to memory of 808 1552 rundll32.exe 34 PID 1552 wrote to memory of 808 1552 rundll32.exe 34 PID 1552 wrote to memory of 808 1552 rundll32.exe 34 PID 1552 wrote to memory of 808 1552 rundll32.exe 34 PID 1552 wrote to memory of 808 1552 rundll32.exe 34
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8fe3fde9e0a98332e4a8b7b65eadd1745c8e1c29b1bfd5974bd018d255e139e9.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:384 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8fe3fde9e0a98332e4a8b7b65eadd1745c8e1c29b1bfd5974bd018d255e139e9.dll,#12⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Amdssmyyyh\gkqolattg.rgt",nVQSTVVKuPiiU3⤵
- Suspicious use of WriteProcessMemory
PID:820 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Amdssmyyyh\gkqolattg.rgt",#14⤵
- Blocklisted process makes network request
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1552 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Amdssmyyyh\almxiktjybihdbe.dll",#1 kAIAADIAAABBAG0AZABzAHMAbQB5AHkAeQBoAFwAZwBrAHEAbwBsAGEAdAB0AGcALgByAGcAdAAAAA==5⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:808
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