Analysis
-
max time kernel
150s -
max time network
168s -
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
2b76025958e1ead5dc3f765052275f67
-
SHA1
1515262a72c7d6074d0d0dadc9e2baef009c23aa
-
SHA256
c1a715eabed5565656172e4b1e9da66294d691a0c30827cc4adf2157e7a1a670
-
SHA512
fae2d563d97e41826a9563c5f25f8ba899c3699d99a6551157dea41abb7d6c03120e6ec4ada5efa09c65636d98207c942a2e79e3cc21d645b287629297d1e319
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
-
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M8
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M8
-
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M9
suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M9
-
Processes:
resource yara_rule behavioral1/memory/1420-54-0x0000000000270000-0x000000000027C000-memory.dmp emotet behavioral1/memory/1420-59-0x0000000000260000-0x0000000000269000-memory.dmp emotet behavioral1/memory/1768-62-0x00000000003E0000-0x00000000003EC000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
RMActivate.exepid process 1768 RMActivate.exe -
Drops file in System32 directory 1 IoCs
Processes:
sample.exedescription ioc process File opened for modification C:\Windows\SysWOW64\KBDSG\RMActivate.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:
RMActivate.exepid process 1768 RMActivate.exe 1768 RMActivate.exe 1768 RMActivate.exe 1768 RMActivate.exe 1768 RMActivate.exe 1768 RMActivate.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
sample.exepid process 1420 sample.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
sample.exeRMActivate.exepid process 1420 sample.exe 1420 sample.exe 1768 RMActivate.exe 1768 RMActivate.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
sample.exedescription pid process target process PID 1420 wrote to memory of 1768 1420 sample.exe RMActivate.exe PID 1420 wrote to memory of 1768 1420 sample.exe RMActivate.exe PID 1420 wrote to memory of 1768 1420 sample.exe RMActivate.exe PID 1420 wrote to memory of 1768 1420 sample.exe RMActivate.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\KBDSG\RMActivate.exe"C:\Windows\SysWOW64\KBDSG\RMActivate.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Windows\SysWOW64\KBDSG\RMActivate.exeFilesize
76KB
MD52b76025958e1ead5dc3f765052275f67
SHA11515262a72c7d6074d0d0dadc9e2baef009c23aa
SHA256c1a715eabed5565656172e4b1e9da66294d691a0c30827cc4adf2157e7a1a670
SHA512fae2d563d97e41826a9563c5f25f8ba899c3699d99a6551157dea41abb7d6c03120e6ec4ada5efa09c65636d98207c942a2e79e3cc21d645b287629297d1e319
-
memory/1420-54-0x0000000000270000-0x000000000027C000-memory.dmpFilesize
48KB
-
memory/1420-58-0x00000000752B1000-0x00000000752B3000-memory.dmpFilesize
8KB
-
memory/1420-59-0x0000000000260000-0x0000000000269000-memory.dmpFilesize
36KB
-
memory/1768-60-0x0000000000000000-mapping.dmp
-
memory/1768-62-0x00000000003E0000-0x00000000003EC000-memory.dmpFilesize
48KB