Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
09/02/2022, 12:57
Static task
static1
Behavioral task
behavioral1
Sample
triage_dropped_file.dll
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
- Target triage_dropped_file.dll
- Size 369KB
- Sample220209-p6x4jsaedn
- SHA256 56af735df3885da36c827217daeb8e4a9fe38ed04d080e33c8df7afb5fa3ebff
- MD5 9a685ba0f2774361a68da51d608fd07c
- SHA1 ea5b0579921d9850cf51cc2815fcce2b6c7621c6
- SHA512 505f8ab7232c8571315195d6a6609a913b45f15fbafebdc6e9cc6504c990e3b6e1eb68f3a45c6c3af00990f48eb99f3fb6da5af04e06a26c3baa1bd4f524bd31
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
emotet
Botnet
-
Epoch4
C2
-
185.248.140.40:443
-
8.9.11.48:443
-
200.17.134.35:7080
-
207.38.84.195:8080
-
79.172.212.216:8080
-
45.176.232.124:443
-
45.118.135.203:7080
-
162.243.175.63:443
-
110.232.117.186:8080
-
103.75.201.4:443
-
195.154.133.20:443
-
160.16.102.168:80
-
164.68.99.3:8080
-
131.100.24.231:80
-
216.158.226.206:443
-
159.89.230.105:443
-
178.79.147.66:8080
-
178.128.83.165:80
-
212.237.5.209:443
-
82.165.152.127:8080
-
50.116.54.215:443
-
58.227.42.236:80
-
119.235.255.201:8080
-
144.76.186.49:8080
-
138.185.72.26:8080
-
162.214.50.39:7080
-
81.0.236.90:443
-
176.104.106.96:8080
-
144.76.186.55:7080
-
129.232.188.93:443
-
212.24.98.99:8080
-
203.114.109.124:443
-
103.75.201.2:443
-
173.212.193.249:8080
-
41.76.108.46:8080
-
45.118.115.99:8080
-
158.69.222.101:443
-
107.182.225.142:8080
-
212.237.17.99:8080
-
212.237.56.116:7080
-
159.8.59.82:8080
-
46.55.222.11:443
-
104.251.214.46:8080
-
31.24.158.56:8080
-
153.126.203.229:8080
-
51.254.140.238:7080
-
185.157.82.211:8080
-
217.182.143.207:443
-
45.142.114.231:8080
eck1.plain
ecs1.plain
Signatures
- Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe 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 - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2348 svchost.exe Token: SeCreatePagefilePrivilege 2348 svchost.exe Token: SeShutdownPrivilege 2348 svchost.exe Token: SeCreatePagefilePrivilege 2348 svchost.exe Token: SeShutdownPrivilege 2348 svchost.exe Token: SeCreatePagefilePrivilege 2348 svchost.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2844 wrote to memory of 4064 2844 regsvr32.exe 82 PID 2844 wrote to memory of 4064 2844 regsvr32.exe 82 PID 2844 wrote to memory of 4064 2844 regsvr32.exe 82 PID 4064 wrote to memory of 2056 4064 regsvr32.exe 83 PID 4064 wrote to memory of 2056 4064 regsvr32.exe 83 PID 4064 wrote to memory of 2056 4064 regsvr32.exe 83
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2844 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.dll2⤵
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.dll",DllRegisterServer3⤵PID:2056
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2348
-
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:772