Analysis
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max time kernel
143s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 18:04
Static task
static1
Behavioral task
behavioral1
Sample
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe
Resource
win10-en-20211208
General
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Target
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe
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Size
89KB
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MD5
62d4777dd8953743d26510f00b74f444
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SHA1
8e23f62d8701f9e050c241680c15c3220bf78228
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SHA256
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9
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SHA512
9efb88bfb322e741e7d67411cb01581cd2b81b71920688840c3ffbc746f2c9250964aca8b4f146c9e70f7f809602059cc455dc8f7ffbfff8c9a1c9ced557cfe3
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1720 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1012 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exepid process 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exedescription pid process Token: SeIncBasePriorityPrivilege 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.execmd.exedescription pid process target process PID 1204 wrote to memory of 1720 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe MediaCenter.exe PID 1204 wrote to memory of 1720 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe MediaCenter.exe PID 1204 wrote to memory of 1720 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe MediaCenter.exe PID 1204 wrote to memory of 1720 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe MediaCenter.exe PID 1204 wrote to memory of 1012 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe cmd.exe PID 1204 wrote to memory of 1012 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe cmd.exe PID 1204 wrote to memory of 1012 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe cmd.exe PID 1204 wrote to memory of 1012 1204 898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe cmd.exe PID 1012 wrote to memory of 2044 1012 cmd.exe PING.EXE PID 1012 wrote to memory of 2044 1012 cmd.exe PING.EXE PID 1012 wrote to memory of 2044 1012 cmd.exe PING.EXE PID 1012 wrote to memory of 2044 1012 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe"C:\Users\Admin\AppData\Local\Temp\898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1720 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1012 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2044
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9fa09cf341ff8d0ed87b0e68dcec611f
SHA1c52f2e487844e112d7295e29e50def6851c0d7f7
SHA256386f4465ffc413935ee2f578b6862c65a407d9bef5836ab3ea4a691afd112554
SHA51240eb379287fa3e3f84c9bfa02423b42470cece8a17f9c7a9fbb3f9b4a39e9cc9e3e3b01469df5754f69007782e572a5a75516f348b6afb3947cbdcad14b8c95b
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MD5
9fa09cf341ff8d0ed87b0e68dcec611f
SHA1c52f2e487844e112d7295e29e50def6851c0d7f7
SHA256386f4465ffc413935ee2f578b6862c65a407d9bef5836ab3ea4a691afd112554
SHA51240eb379287fa3e3f84c9bfa02423b42470cece8a17f9c7a9fbb3f9b4a39e9cc9e3e3b01469df5754f69007782e572a5a75516f348b6afb3947cbdcad14b8c95b