Analysis
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max time kernel
148s -
max time network
153s -
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
51baff75043e50af3f8bed84b816fb7c
-
SHA1
28af00edab8d51af4ef7b7a3ffdeacb5dc0810ec
-
SHA256
6244614775b30026854928b3504d06a92406adaaa494920d4d3e460d8b74ef07
-
SHA512
ae7758b27805975e0476bf0e01b6f0db88b12e6ab51e1a92696d00007ef79bc64b918008f463f37ea96da62d2307ef1d3877381d450e7a5510793c98bf9f22c0
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/2520-130-0x0000000000A90000-0x0000000000A9C000-memory.dmp emotet behavioral2/memory/2520-134-0x0000000000A80000-0x0000000000A89000-memory.dmp emotet behavioral2/memory/4308-137-0x0000000000550000-0x000000000055C000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
wusa.exepid process 4308 wusa.exe -
Drops file in System32 directory 1 IoCs
Processes:
sample.exedescription ioc process File opened for modification C:\Windows\SysWOW64\PresentationNative_v0300\wusa.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:
wusa.exepid process 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe 4308 wusa.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
sample.exepid process 2520 sample.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
sample.exewusa.exepid process 2520 sample.exe 2520 sample.exe 4308 wusa.exe 4308 wusa.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
sample.exedescription pid process target process PID 2520 wrote to memory of 4308 2520 sample.exe wusa.exe PID 2520 wrote to memory of 4308 2520 sample.exe wusa.exe PID 2520 wrote to memory of 4308 2520 sample.exe wusa.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\PresentationNative_v0300\wusa.exe"C:\Windows\SysWOW64\PresentationNative_v0300\wusa.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\PresentationNative_v0300\wusa.exeFilesize
76KB
MD551baff75043e50af3f8bed84b816fb7c
SHA128af00edab8d51af4ef7b7a3ffdeacb5dc0810ec
SHA2566244614775b30026854928b3504d06a92406adaaa494920d4d3e460d8b74ef07
SHA512ae7758b27805975e0476bf0e01b6f0db88b12e6ab51e1a92696d00007ef79bc64b918008f463f37ea96da62d2307ef1d3877381d450e7a5510793c98bf9f22c0
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memory/2520-130-0x0000000000A90000-0x0000000000A9C000-memory.dmpFilesize
48KB
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memory/2520-134-0x0000000000A80000-0x0000000000A89000-memory.dmpFilesize
36KB
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memory/4308-135-0x0000000000000000-mapping.dmp
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memory/4308-137-0x0000000000550000-0x000000000055C000-memory.dmpFilesize
48KB