Analysis
-
max time kernel
131s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 18:30
Static task
static1
Behavioral task
behavioral1
Sample
sample.exe
Resource
win7-20220414-en
General
-
Target
sample.exe
-
Size
76KB
-
MD5
c4a270733902e2d467d43b8f9ae1eafa
-
SHA1
82add8c34fc524424150a63fe9028661080ed252
-
SHA256
334a1a583f8d82fd7acfa718db92a88bedb5cbbdd343dcfb7d1521e1d379bf2a
-
SHA512
26c61be11ab67575f5675557b93efbad83d9695d765bcc602ee2c441ca457824128df88c8a9bc74449d781b79fa2c7fdee6dd9d7b83aef53703b9970f54c8861
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
-
Processes:
resource yara_rule behavioral1/memory/1756-54-0x00000000001F0000-0x00000000001FC000-memory.dmp emotet behavioral1/memory/1756-61-0x00000000001E0000-0x00000000001E9000-memory.dmp emotet behavioral1/memory/1748-62-0x0000000000360000-0x000000000036C000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
ARP.exepid process 1748 ARP.exe -
Drops file in System32 directory 1 IoCs
Processes:
sample.exedescription ioc process File opened for modification C:\Windows\SysWOW64\credui\ARP.exe sample.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
ARP.exepid process 1748 ARP.exe 1748 ARP.exe 1748 ARP.exe 1748 ARP.exe 1748 ARP.exe 1748 ARP.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
sample.exepid process 1756 sample.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
sample.exeARP.exepid process 1756 sample.exe 1756 sample.exe 1748 ARP.exe 1748 ARP.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
sample.exedescription pid process target process PID 1756 wrote to memory of 1748 1756 sample.exe ARP.exe PID 1756 wrote to memory of 1748 1756 sample.exe ARP.exe PID 1756 wrote to memory of 1748 1756 sample.exe ARP.exe PID 1756 wrote to memory of 1748 1756 sample.exe ARP.exe
Processes
-
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
-
C:\Windows\SysWOW64\credui\ARP.exe"C:\Windows\SysWOW64\credui\ARP.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\credui\ARP.exeFilesize
76KB
MD5c4a270733902e2d467d43b8f9ae1eafa
SHA182add8c34fc524424150a63fe9028661080ed252
SHA256334a1a583f8d82fd7acfa718db92a88bedb5cbbdd343dcfb7d1521e1d379bf2a
SHA51226c61be11ab67575f5675557b93efbad83d9695d765bcc602ee2c441ca457824128df88c8a9bc74449d781b79fa2c7fdee6dd9d7b83aef53703b9970f54c8861
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memory/1748-59-0x0000000000000000-mapping.dmp
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memory/1748-62-0x0000000000360000-0x000000000036C000-memory.dmpFilesize
48KB
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memory/1756-54-0x00000000001F0000-0x00000000001FC000-memory.dmpFilesize
48KB
-
memory/1756-58-0x0000000075E51000-0x0000000075E53000-memory.dmpFilesize
8KB
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memory/1756-61-0x00000000001E0000-0x00000000001E9000-memory.dmpFilesize
36KB