Analysis
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max time kernel
130s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 18:31
Static task
static1
Behavioral task
behavioral1
Sample
sample.exe
Resource
win7-20220414-en
General
-
Target
sample.exe
-
Size
76KB
-
MD5
f7b4adb57e972cb9baa8127a6610c188
-
SHA1
6e4d4fd3a8d998df7235f480b95fa199dc5acc6f
-
SHA256
de4ade977ad4ff98b4e2cf26830ee5b9c810fa417fbc2fbeedb4a65bced5554d
-
SHA512
e20fac477b3af0882e3c19c8af7fa9d137afc8ed427ab3c76d61a760306ba189eea89b0c6633ff78badcb6179e9c3489e89f9035e996056c8ad8f93984c08206
Malware Config
Extracted
emotet
Epoch1
82.163.245.38:80
209.126.6.222:8080
5.153.250.14:8080
186.70.127.199:8090
190.128.173.10:80
190.195.129.227:8090
91.219.169.180:80
45.173.88.33:80
185.33.0.233:80
188.2.217.94:80
207.144.103.227:80
45.161.242.102:80
219.92.13.25:80
190.163.31.26:80
68.183.170.114:8080
191.99.160.58:80
73.213.208.163:80
94.176.234.118:443
104.131.41.185:8080
45.33.77.42:8080
114.109.179.60:80
213.60.96.117:80
41.84.248.134:443
83.169.21.32:7080
82.76.111.249:443
217.199.160.224:7080
80.249.176.206:80
82.196.15.205:8080
204.225.249.100:7080
190.6.193.152:8080
189.2.177.210:443
177.72.13.80:80
24.135.1.177:80
190.115.18.139:8080
192.241.146.84:8080
209.236.123.42:8080
213.176.36.147:8080
5.196.35.138:7080
104.131.103.37:8080
51.159.23.217:443
190.147.137.153:443
149.62.173.247:8080
137.74.106.111:7080
61.92.159.208:8080
177.73.0.98:443
24.135.198.218:80
85.105.140.135:443
187.162.248.237:80
46.28.111.142:7080
116.125.120.88:443
87.106.46.107:8080
212.71.237.140:8080
12.162.84.2:8080
178.79.163.131:8080
111.67.12.221:8080
95.9.180.128:80
192.241.143.52:8080
201.171.150.41:443
24.148.98.177:80
190.190.148.27:8080
186.103.141.250:443
72.47.248.48:7080
68.183.190.199:8080
172.104.169.32:8080
185.94.252.12:80
178.250.54.208:8080
91.222.77.105:80
217.13.106.14:8080
77.90.136.129:8080
2.47.112.152:80
95.180.234.21:80
186.250.52.226:8080
181.129.96.162:8080
77.55.211.77:8080
185.94.252.27:443
174.100.27.229:80
177.74.228.34:80
67.247.242.247:80
95.85.151.205:80
70.32.115.157:8080
89.32.150.160:8080
212.93.117.170:80
50.28.51.143:8080
94.206.45.18:80
202.4.57.96:80
191.182.6.118:80
58.171.153.81:80
143.0.87.101:80
51.255.165.160:8080
70.32.84.74:8080
73.116.193.136:80
170.81.48.2:80
Signatures
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suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M8
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M8
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suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M9
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M9
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Processes:
resource yara_rule behavioral1/memory/948-54-0x00000000002E0000-0x00000000002EC000-memory.dmp emotet behavioral1/memory/948-61-0x0000000000250000-0x0000000000259000-memory.dmp emotet behavioral1/memory/908-62-0x0000000000360000-0x000000000036C000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
vdmdbg.exepid process 908 vdmdbg.exe -
Drops file in System32 directory 1 IoCs
Processes:
sample.exedescription ioc process File opened for modification C:\Windows\SysWOW64\RMActivate_isv\vdmdbg.exe sample.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
vdmdbg.exepid process 908 vdmdbg.exe 908 vdmdbg.exe 908 vdmdbg.exe 908 vdmdbg.exe 908 vdmdbg.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
sample.exepid process 948 sample.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
sample.exevdmdbg.exepid process 948 sample.exe 948 sample.exe 908 vdmdbg.exe 908 vdmdbg.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
sample.exedescription pid process target process PID 948 wrote to memory of 908 948 sample.exe vdmdbg.exe PID 948 wrote to memory of 908 948 sample.exe vdmdbg.exe PID 948 wrote to memory of 908 948 sample.exe vdmdbg.exe PID 948 wrote to memory of 908 948 sample.exe vdmdbg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\sample.exe"C:\Users\Admin\AppData\Local\Temp\sample.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\RMActivate_isv\vdmdbg.exe"C:\Windows\SysWOW64\RMActivate_isv\vdmdbg.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\SysWOW64\RMActivate_isv\vdmdbg.exeFilesize
76KB
MD5f7b4adb57e972cb9baa8127a6610c188
SHA16e4d4fd3a8d998df7235f480b95fa199dc5acc6f
SHA256de4ade977ad4ff98b4e2cf26830ee5b9c810fa417fbc2fbeedb4a65bced5554d
SHA512e20fac477b3af0882e3c19c8af7fa9d137afc8ed427ab3c76d61a760306ba189eea89b0c6633ff78badcb6179e9c3489e89f9035e996056c8ad8f93984c08206
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memory/908-59-0x0000000000000000-mapping.dmp
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memory/908-62-0x0000000000360000-0x000000000036C000-memory.dmpFilesize
48KB
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memory/948-54-0x00000000002E0000-0x00000000002EC000-memory.dmpFilesize
48KB
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memory/948-58-0x0000000075DF1000-0x0000000075DF3000-memory.dmpFilesize
8KB
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memory/948-61-0x0000000000250000-0x0000000000259000-memory.dmpFilesize
36KB