Analysis
-
max time kernel
150s -
max time network
144s -
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
252a676ba4ea8b43bd48c0a1f2c21fb7
-
SHA1
383815d5deeb0228cbd3b7477d12c8ca643e63cc
-
SHA256
726a9367822c036c627bad1d06710113a3b1e826a1c25817501f80a03d4ee45f
-
SHA512
c3b833b7c1576eccc16d2bd1346babfae67f53f680df05392f52ebafbfad2f799d0bc845ce0b2709a9fffdc884fa21e8f55ac51fef55b394f958a8200a52331e
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/2004-54-0x0000000000360000-0x000000000036C000-memory.dmp emotet behavioral1/memory/2004-61-0x0000000000250000-0x0000000000259000-memory.dmp emotet behavioral1/memory/904-62-0x0000000000320000-0x000000000032C000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
scrobj.exepid process 904 scrobj.exe -
Drops file in System32 directory 1 IoCs
Processes:
sample.exedescription ioc process File opened for modification C:\Windows\SysWOW64\SensApi\scrobj.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:
scrobj.exepid process 904 scrobj.exe 904 scrobj.exe 904 scrobj.exe 904 scrobj.exe 904 scrobj.exe 904 scrobj.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
sample.exepid process 2004 sample.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
sample.exescrobj.exepid process 2004 sample.exe 2004 sample.exe 904 scrobj.exe 904 scrobj.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
sample.exedescription pid process target process PID 2004 wrote to memory of 904 2004 sample.exe scrobj.exe PID 2004 wrote to memory of 904 2004 sample.exe scrobj.exe PID 2004 wrote to memory of 904 2004 sample.exe scrobj.exe PID 2004 wrote to memory of 904 2004 sample.exe scrobj.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\SensApi\scrobj.exe"C:\Windows\SysWOW64\SensApi\scrobj.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\SensApi\scrobj.exeFilesize
76KB
MD5252a676ba4ea8b43bd48c0a1f2c21fb7
SHA1383815d5deeb0228cbd3b7477d12c8ca643e63cc
SHA256726a9367822c036c627bad1d06710113a3b1e826a1c25817501f80a03d4ee45f
SHA512c3b833b7c1576eccc16d2bd1346babfae67f53f680df05392f52ebafbfad2f799d0bc845ce0b2709a9fffdc884fa21e8f55ac51fef55b394f958a8200a52331e
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memory/904-59-0x0000000000000000-mapping.dmp
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memory/904-62-0x0000000000320000-0x000000000032C000-memory.dmpFilesize
48KB
-
memory/2004-54-0x0000000000360000-0x000000000036C000-memory.dmpFilesize
48KB
-
memory/2004-58-0x0000000075521000-0x0000000075523000-memory.dmpFilesize
8KB
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memory/2004-61-0x0000000000250000-0x0000000000259000-memory.dmpFilesize
36KB