Analysis
- max time kernel
166s - max time network
180s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
12/02/2022, 12:51
Static task
static1
Behavioral task
behavioral1
Sample
00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
- Target 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe
- Size 150KB
- Sample220212-p3qv3aecbp
- SHA256 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b
- MD5 0efd3f211f8e6cbd171dab5c02e9eb02
- SHA1 1afbf883fb29cc9bc470a4192624bcb30aaa7a83
- SHA512 6ab0e77a601c80f41b50140d7b21ab0f09d7f08060a4a727a2970164c486a438d096dc9807f349a46ac3ae377064b65fc20284d54d289542108af2d9367a8734
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Sakula Payload 2 IoCs
resource yara_rule behavioral2/files/0x000300000001e79c-130.dat family_sakula behavioral2/files/0x000300000001e79c-131.dat family_sakula - suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
- suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
- Executes dropped EXE 1 IoCs
pid Process 2464 MediaCenter.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe - 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 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 2548 PING.EXE - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe Token: SeShutdownPrivilege 1708 svchost.exe Token: SeCreatePagefilePrivilege 1708 svchost.exe Token: SeShutdownPrivilege 1708 svchost.exe Token: SeCreatePagefilePrivilege 1708 svchost.exe Token: SeShutdownPrivilege 1708 svchost.exe Token: SeCreatePagefilePrivilege 1708 svchost.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe Token: SeBackupPrivilege 2444 TiWorker.exe Token: SeRestorePrivilege 2444 TiWorker.exe Token: SeSecurityPrivilege 2444 TiWorker.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1940 wrote to memory of 2464 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe 82 PID 1940 wrote to memory of 2464 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe 82 PID 1940 wrote to memory of 2464 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe 82 PID 1940 wrote to memory of 3648 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe 89 PID 1940 wrote to memory of 3648 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe 89 PID 1940 wrote to memory of 3648 1940 00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe 89 PID 3648 wrote to memory of 2548 3648 cmd.exe 91 PID 3648 wrote to memory of 2548 3648 cmd.exe 91 PID 3648 wrote to memory of 2548 3648 cmd.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe"C:\Users\Admin\AppData\Local\Temp\00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2464
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\00294abacc05833597cb3a039250919efc152945e5b64e54b332e52fc0316e8b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3648 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2548
-
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1708
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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:2444