Analysis
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max time kernel
592s -
max time network
603s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
08-03-2022 13:55
Behavioral task
behavioral1
Sample
task1.exe
Resource
win7-en-20211208
General
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Target
task1.exe
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Size
188KB
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MD5
2ba73d2d47cf2d388446b781613b7eff
-
SHA1
c75c7eb4814835388881d1b4c2db67e64a023e1e
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SHA256
06c6442d5bb110140ac1cdbcf1be52388441b9a0750d59b743acc6b52d19582b
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SHA512
667ddc16765d8c3c3596bb734174862db1f2ac24037c361a2e37ec9824c35a8926728400025d62c62c361b1b1e1a9d1e3b4c38c2c5989eee832e083481e50caa
Malware Config
Extracted
emotet
Epoch2
74.219.172.26:80
134.209.36.254:8080
104.156.59.7:8080
120.138.30.150:8080
194.187.133.160:443
104.236.246.93:8080
74.208.45.104:8080
78.187.156.31:80
187.161.206.24:80
94.23.216.33:80
172.91.208.86:80
91.211.88.52:7080
50.91.114.38:80
200.123.150.89:443
121.124.124.40:7080
62.75.141.82:80
5.196.74.210:8080
24.137.76.62:80
85.105.205.77:8080
139.130.242.43:80
82.225.49.121:80
110.145.77.103:80
195.251.213.56:80
46.105.131.79:8080
87.106.136.232:8080
75.139.38.211:80
124.41.215.226:80
203.153.216.189:7080
162.241.242.173:8080
219.74.18.66:443
174.45.13.118:80
68.188.112.97:80
200.114.213.233:8080
213.196.135.145:80
61.92.17.12:80
61.19.246.238:443
219.75.128.166:80
120.150.60.189:80
123.176.25.234:80
1.221.254.82:80
137.119.36.33:80
94.23.237.171:443
74.120.55.163:80
62.30.7.67:443
104.131.11.150:443
139.59.67.118:443
209.141.54.221:8080
79.137.83.50:443
84.39.182.7:80
97.82.79.83:80
87.106.139.101:8080
94.1.108.190:443
37.187.72.193:8080
139.162.108.71:8080
93.147.212.206:80
74.134.41.124:80
103.86.49.11:8080
75.80.124.4:80
109.74.5.95:8080
153.232.188.106:80
168.235.67.138:7080
50.35.17.13:80
42.200.107.142:80
82.80.155.43:80
78.24.219.147:8080
24.43.99.75:80
107.5.122.110:80
156.155.166.221:80
83.169.36.251:8080
47.144.21.12:443
79.98.24.39:8080
181.169.34.190:80
139.59.60.244:8080
85.152.162.105:80
185.94.252.104:443
110.5.16.198:80
174.102.48.180:443
140.186.212.146:80
95.179.229.244:8080
104.32.141.43:80
169.239.182.217:8080
121.7.127.163:80
94.200.114.161:80
201.173.217.124:443
104.131.44.150:8080
137.59.187.107:8080
5.39.91.110:7080
203.117.253.142:80
157.245.99.39:8080
176.111.60.55:8080
95.213.236.64:8080
220.245.198.194:80
37.139.21.175:8080
89.216.122.92:80
139.99.158.11:443
24.179.13.119:80
188.219.31.12:80
Signatures
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suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M10
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M10
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Processes:
resource yara_rule behavioral2/memory/3592-130-0x0000000000A00000-0x0000000000A12000-memory.dmp emotet behavioral2/memory/3592-134-0x0000000002250000-0x0000000002260000-memory.dmp emotet behavioral2/memory/3592-137-0x00000000009F0000-0x00000000009FF000-memory.dmp emotet behavioral2/memory/728-139-0x00000000020F0000-0x0000000002102000-memory.dmp emotet behavioral2/memory/728-143-0x0000000002110000-0x0000000002120000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
imapi.exepid process 728 imapi.exe -
Drops file in System32 directory 1 IoCs
Processes:
task1.exedescription ioc process File opened for modification C:\Windows\SysWOW64\KBDINEN\imapi.exe task1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
imapi.exepid process 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe 728 imapi.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
task1.exepid process 3592 task1.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
task1.exeimapi.exepid process 3592 task1.exe 3592 task1.exe 728 imapi.exe 728 imapi.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
task1.exedescription pid process target process PID 3592 wrote to memory of 728 3592 task1.exe imapi.exe PID 3592 wrote to memory of 728 3592 task1.exe imapi.exe PID 3592 wrote to memory of 728 3592 task1.exe imapi.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\task1.exe"C:\Users\Admin\AppData\Local\Temp\task1.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3592 -
C:\Windows\SysWOW64\KBDINEN\imapi.exe"C:\Windows\SysWOW64\KBDINEN\imapi.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:728
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4328
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2ba73d2d47cf2d388446b781613b7eff
SHA1c75c7eb4814835388881d1b4c2db67e64a023e1e
SHA25606c6442d5bb110140ac1cdbcf1be52388441b9a0750d59b743acc6b52d19582b
SHA512667ddc16765d8c3c3596bb734174862db1f2ac24037c361a2e37ec9824c35a8926728400025d62c62c361b1b1e1a9d1e3b4c38c2c5989eee832e083481e50caa