Analysis
-
max time kernel
144s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220310-en -
submitted
17-03-2022 18:16
Static task
static1
Behavioral task
behavioral1
Sample
f4966507b232599c9260582959555ee006594fb2f4cc30ff18a42209ce165c56.dll
Resource
win7-20220310-en
General
-
Target
f4966507b232599c9260582959555ee006594fb2f4cc30ff18a42209ce165c56.dll
-
Size
265KB
-
MD5
9352c18d9d970980d03e0daa4e8910d6
-
SHA1
e6de0d06ee743cc19fd2e1ab6537f658cfbae3c0
-
SHA256
f4966507b232599c9260582959555ee006594fb2f4cc30ff18a42209ce165c56
-
SHA512
826e7b4ad17962a4f2950f5ac87297d95b6616fa5fc3fadbfe076ec8e2c35a7fd2d8d175cdc3a8533ca40e3370efea16341cf03d801415b6aa8d407b5fa6c12b
Malware Config
Extracted
emotet
Epoch2
97.120.3.198:80
70.180.33.202:80
50.116.111.59:8080
173.249.20.233:443
188.165.214.98:8080
172.104.97.173:8080
41.185.28.84:8080
120.150.218.241:443
217.20.166.178:7080
67.10.155.92:80
188.219.31.12:80
120.150.60.189:80
108.21.72.56:443
186.74.215.34:80
144.217.7.207:7080
152.170.205.73:80
49.205.182.134:80
187.161.206.24:80
95.213.236.64:8080
74.40.205.197:443
185.201.9.197:8080
142.112.10.95:20
100.37.240.62:80
178.152.87.96:80
138.68.87.218:443
220.245.198.194:80
62.171.142.179:8080
5.2.212.254:80
115.94.207.99:443
118.83.154.64:443
209.141.54.221:7080
75.143.247.51:80
58.1.242.115:80
87.106.139.101:8080
104.131.11.150:443
78.24.219.147:8080
155.186.9.160:80
2.58.16.89:8080
37.139.21.175:8080
70.92.118.112:80
51.89.36.180:443
172.86.188.251:8080
109.116.245.80:80
72.186.136.247:443
46.105.131.79:8080
74.75.104.224:80
95.9.5.93:80
72.229.97.235:80
174.118.202.24:443
202.134.4.211:8080
37.187.72.193:8080
89.216.122.92:80
201.252.34.3:80
123.176.25.234:80
157.245.99.39:8080
24.178.90.49:80
167.114.153.111:8080
121.124.124.40:7080
139.162.60.124:8080
190.162.215.233:80
181.165.68.127:80
110.145.77.103:80
185.94.252.104:443
85.105.111.166:80
202.141.243.254:443
78.188.225.105:80
64.207.182.168:8080
208.74.26.234:80
190.29.166.0:80
110.145.101.66:443
50.245.107.73:443
172.125.40.123:80
161.0.153.60:80
201.241.127.190:80
62.30.7.67:443
119.59.116.21:8080
79.137.83.50:443
47.144.21.37:80
134.209.144.106:443
74.208.45.104:8080
203.153.216.189:7080
62.75.141.82:80
137.59.187.107:8080
202.134.4.216:8080
172.105.13.66:443
168.235.67.138:7080
190.240.194.77:443
94.23.237.171:443
50.91.114.38:80
139.99.158.11:443
110.145.11.73:80
72.188.173.74:80
5.39.91.110:7080
181.171.209.241:443
61.19.246.238:443
74.128.121.17:80
194.4.58.192:7080
109.74.5.95:8080
200.116.145.225:443
136.244.110.184:8080
67.170.250.203:443
24.69.65.8:8080
139.59.60.244:8080
176.111.60.55:8080
24.179.13.119:80
Signatures
-
Emotet3 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5060-134-0x0000000002D80000-0x0000000002D9F000-memory.dmp Emotet3 behavioral2/memory/3564-138-0x0000000001340000-0x000000000135F000-memory.dmp Emotet3 -
Blocklisted process makes network request 6 IoCs
Processes:
rundll32.exeflow pid process 21 3564 rundll32.exe 39 3564 rundll32.exe 44 3564 rundll32.exe 45 3564 rundll32.exe 46 3564 rundll32.exe 49 3564 rundll32.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3564 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Dlwk\dhvv.tuc rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
rundll32.exepid process 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
rundll32.exepid process 5060 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 5076 wrote to memory of 5060 5076 rundll32.exe rundll32.exe PID 5076 wrote to memory of 5060 5076 rundll32.exe rundll32.exe PID 5076 wrote to memory of 5060 5076 rundll32.exe rundll32.exe PID 5060 wrote to memory of 3564 5060 rundll32.exe rundll32.exe PID 5060 wrote to memory of 3564 5060 rundll32.exe rundll32.exe PID 5060 wrote to memory of 3564 5060 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f4966507b232599c9260582959555ee006594fb2f4cc30ff18a42209ce165c56.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f4966507b232599c9260582959555ee006594fb2f4cc30ff18a42209ce165c56.dll,#12⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Dlwk\dhvv.tuc",RunDLL3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3564
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
9352c18d9d970980d03e0daa4e8910d6
SHA1e6de0d06ee743cc19fd2e1ab6537f658cfbae3c0
SHA256f4966507b232599c9260582959555ee006594fb2f4cc30ff18a42209ce165c56
SHA512826e7b4ad17962a4f2950f5ac87297d95b6616fa5fc3fadbfe076ec8e2c35a7fd2d8d175cdc3a8533ca40e3370efea16341cf03d801415b6aa8d407b5fa6c12b