Analysis
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max time kernel
147s -
max time network
152s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:21
Static task
static1
Behavioral task
behavioral1
Sample
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe
Resource
win10v2004-en-20220112
General
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Target
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe
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Size
92KB
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MD5
2ec9a649a96f78e6e86bb93622850afa
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SHA1
4cb8fa59ff016aa1f1b002e51091c3559e690e48
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SHA256
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e
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SHA512
ef6d33a3c910d7e71f2ca53f53252cb97842378720efb58ef81b2ae21340c528aef0576e5732709bcd6696398f5bc2665b62757f79987b25875e6124d9a4dcc2
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 1156 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 432 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exepid process 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.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:
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exedescription pid process Token: SeIncBasePriorityPrivilege 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.execmd.exedescription pid process target process PID 1688 wrote to memory of 1156 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe MediaCenter.exe PID 1688 wrote to memory of 1156 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe MediaCenter.exe PID 1688 wrote to memory of 1156 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe MediaCenter.exe PID 1688 wrote to memory of 1156 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe MediaCenter.exe PID 1688 wrote to memory of 432 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe cmd.exe PID 1688 wrote to memory of 432 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe cmd.exe PID 1688 wrote to memory of 432 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe cmd.exe PID 1688 wrote to memory of 432 1688 1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe cmd.exe PID 432 wrote to memory of 1668 432 cmd.exe PING.EXE PID 432 wrote to memory of 1668 432 cmd.exe PING.EXE PID 432 wrote to memory of 1668 432 cmd.exe PING.EXE PID 432 wrote to memory of 1668 432 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe"C:\Users\Admin\AppData\Local\Temp\1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1156 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1038f53253f5e53e5a792fe0645de955c40f2b7da0b403c627aaa6cb54825e8e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1668
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
50e8b91a77bc8bfcc36a044d95bef86f
SHA137b706e34e131b5ca9124960186a4b5d0de572c7
SHA256a1bedd65be06e9cd72c9a7ea52df3291eb8556aa12e26574939af534e08cb3ae
SHA512cbfc8d45464cf044cdf707c3ed351b807415ed433498f883729c4ee77134f26501e040d205128828881ea9de8150f36c9abe92b8c6bac3edaf8627082e92902b
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MD5
50e8b91a77bc8bfcc36a044d95bef86f
SHA137b706e34e131b5ca9124960186a4b5d0de572c7
SHA256a1bedd65be06e9cd72c9a7ea52df3291eb8556aa12e26574939af534e08cb3ae
SHA512cbfc8d45464cf044cdf707c3ed351b807415ed433498f883729c4ee77134f26501e040d205128828881ea9de8150f36c9abe92b8c6bac3edaf8627082e92902b