Analysis
- max time kernel
119s - max time network
166s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
07/02/2022, 16:07
Static task
static1
Behavioral task
behavioral1
Sample
99c909b303ebf89be3a6191cb11fe450.dll
Resource
win7-en-20211208
General
- Target 99c909b303ebf89be3a6191cb11fe450.dll
- Size 213KB
- Sample220207-tknefaecck
- SHA256 89a8c9d2aabcbcc8b22fd363c09ef705439ee2bd229703135e4a5ceafaa59531
- MD5 99c909b303ebf89be3a6191cb11fe450
- SHA1 b8ba65e9c16f9b238e2863a8f41624bcd76bfe69
- SHA512 c8a698cc6e3f731f3181cb6e69269ad2b2f2160aa05c683a23d1804e3e877a7eba6f8cc45e77a2b014eb50ae13f631dedeb75ed7a3870a6a251ad07d3d85cbd4
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
-
Epoch4
-
45.79.173.200:443
-
144.76.186.55:7080
-
207.38.84.195:8080
-
82.165.152.127:8080
-
45.118.115.99:8080
-
50.116.54.215:443
-
203.114.109.124:443
-
178.128.83.165:80
-
107.182.225.142:8080
-
192.95.56.148:8080
-
185.157.82.211:8080
-
212.237.5.209:443
-
212.24.98.99:8080
-
162.214.50.39:7080
-
162.243.175.63:443
-
176.104.106.96:8080
-
217.182.143.207:443
-
144.76.186.49:8080
-
58.227.42.236:80
-
110.232.117.186:8080
-
129.232.188.93:443
-
45.142.114.231:8080
-
46.55.222.11:443
-
103.75.201.2:443
-
131.100.24.231:80
-
200.17.134.35:7080
-
45.118.135.203:7080
-
173.212.193.249:8080
-
159.89.230.105:443
-
160.16.102.168:80
-
51.254.140.238:7080
-
119.235.255.201:8080
-
159.8.59.82:8080
-
41.76.108.46:8080
-
212.237.56.116:7080
-
216.158.226.206:443
-
178.79.147.66:8080
-
158.69.222.101:443
-
138.185.72.26:8080
-
195.154.133.20:443
-
164.68.99.3:8080
-
212.237.17.99:8080
-
81.0.236.90:443
-
79.172.212.216:8080
-
103.75.201.4:443
-
45.176.232.124:443
-
104.251.214.46:8080
Signatures
- Drops file in Windows directory 6 IoCs
description ioc Process File opened for modification C:\Windows\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 668 svchost.exe Token: SeCreatePagefilePrivilege 668 svchost.exe Token: SeShutdownPrivilege 668 svchost.exe Token: SeCreatePagefilePrivilege 668 svchost.exe Token: SeShutdownPrivilege 668 svchost.exe Token: SeCreatePagefilePrivilege 668 svchost.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4284 wrote to memory of 1320 4284 regsvr32.exe 81 PID 4284 wrote to memory of 1320 4284 regsvr32.exe 81 PID 4284 wrote to memory of 1320 4284 regsvr32.exe 81 PID 1320 wrote to memory of 4888 1320 regsvr32.exe 82 PID 1320 wrote to memory of 4888 1320 regsvr32.exe 82 PID 1320 wrote to memory of 4888 1320 regsvr32.exe 82
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\99c909b303ebf89be3a6191cb11fe450.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\99c909b303ebf89be3a6191cb11fe450.dll2⤵
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\99c909b303ebf89be3a6191cb11fe450.dll",DllRegisterServer3⤵PID:4888
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:668