Analysis
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max time kernel
133s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-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
38ed9e5a80023cb5c5441f11cf725847
-
SHA1
24ab316dc5da48a8ee48cb82f73528cdff01515b
-
SHA256
acbee3fb501e5ac078cff5ea9950a8e23d561da3c8d75bc3ea3f4e76507b9d29
-
SHA512
a5c32ea145b02f5d7eae3734227c9f59e4409e45798a67b9a44b9bcbd68fd1bda0986bfa57121099fd1b80b3e53252a2e74cea8e52e50633cc749dd979295d5b
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 behavioral2/memory/4020-130-0x0000000000AA0000-0x0000000000AAC000-memory.dmp emotet behavioral2/memory/4020-134-0x0000000000A90000-0x0000000000A99000-memory.dmp emotet behavioral2/memory/4740-137-0x00000000008D0000-0x00000000008DC000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
ieproxy.exepid process 4740 ieproxy.exe -
Drops file in System32 directory 1 IoCs
Processes:
sample.exedescription ioc process File opened for modification C:\Windows\SysWOW64\activeds\ieproxy.exe sample.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
ieproxy.exepid process 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe 4740 ieproxy.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
sample.exepid process 4020 sample.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
sample.exeieproxy.exepid process 4020 sample.exe 4020 sample.exe 4740 ieproxy.exe 4740 ieproxy.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
sample.exedescription pid process target process PID 4020 wrote to memory of 4740 4020 sample.exe ieproxy.exe PID 4020 wrote to memory of 4740 4020 sample.exe ieproxy.exe PID 4020 wrote to memory of 4740 4020 sample.exe ieproxy.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\activeds\ieproxy.exe"C:\Windows\SysWOW64\activeds\ieproxy.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\activeds\ieproxy.exeFilesize
76KB
MD538ed9e5a80023cb5c5441f11cf725847
SHA124ab316dc5da48a8ee48cb82f73528cdff01515b
SHA256acbee3fb501e5ac078cff5ea9950a8e23d561da3c8d75bc3ea3f4e76507b9d29
SHA512a5c32ea145b02f5d7eae3734227c9f59e4409e45798a67b9a44b9bcbd68fd1bda0986bfa57121099fd1b80b3e53252a2e74cea8e52e50633cc749dd979295d5b
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memory/4020-130-0x0000000000AA0000-0x0000000000AAC000-memory.dmpFilesize
48KB
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memory/4020-134-0x0000000000A90000-0x0000000000A99000-memory.dmpFilesize
36KB
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memory/4740-135-0x0000000000000000-mapping.dmp
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memory/4740-137-0x00000000008D0000-0x00000000008DC000-memory.dmpFilesize
48KB