Analysis
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max time kernel
161s -
max time network
174s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:18
Static task
static1
Behavioral task
behavioral1
Sample
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe
Resource
win10v2004-en-20220112
General
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Target
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe
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Size
99KB
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MD5
ecb1591b423246248a9988a38de0eee9
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SHA1
d75b9d3ec42e80230450681cd5480a3bae3218e6
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SHA256
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962
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SHA512
6c6470b95a565aeec511f218911c1f3bf0b883e1d8a3e7892f6645eef37bd40b3443912a0441561d5918f86c87da59bfc93c457ed579346cda0c43bf55d187eb
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \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 1124 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exepid process 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.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:
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exedescription pid process Token: SeIncBasePriorityPrivilege 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.execmd.exedescription pid process target process PID 1588 wrote to memory of 1720 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe MediaCenter.exe PID 1588 wrote to memory of 1124 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe cmd.exe PID 1588 wrote to memory of 1124 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe cmd.exe PID 1588 wrote to memory of 1124 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe cmd.exe PID 1588 wrote to memory of 1124 1588 131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe cmd.exe PID 1124 wrote to memory of 660 1124 cmd.exe PING.EXE PID 1124 wrote to memory of 660 1124 cmd.exe PING.EXE PID 1124 wrote to memory of 660 1124 cmd.exe PING.EXE PID 1124 wrote to memory of 660 1124 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe"C:\Users\Admin\AppData\Local\Temp\131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588 -
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\131a33b6acf4b0c76a2141634dc9f80128df16fc861b9cb5a2ef2ad7336a4962.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1124 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:660
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9f52f1e78bd61101ea8d7167521a5251
SHA18e552d8e5e395cccae46e0d0316ab0306adf57f4
SHA2560f5aaf97cfdeca8bd9ac4130ffd0a85ef7dc33e065c10396dfbae28f3afdfb92
SHA512807aa451c97c9cb0115fb49b5fc1846dc871e2e9fd84e9f443fe2422355952711f72dd6e748fc3a543b10a3e1eab64690e26d84c47457008c4651b3740f1dc11
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MD5
9f52f1e78bd61101ea8d7167521a5251
SHA18e552d8e5e395cccae46e0d0316ab0306adf57f4
SHA2560f5aaf97cfdeca8bd9ac4130ffd0a85ef7dc33e065c10396dfbae28f3afdfb92
SHA512807aa451c97c9cb0115fb49b5fc1846dc871e2e9fd84e9f443fe2422355952711f72dd6e748fc3a543b10a3e1eab64690e26d84c47457008c4651b3740f1dc11
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MD5
9f52f1e78bd61101ea8d7167521a5251
SHA18e552d8e5e395cccae46e0d0316ab0306adf57f4
SHA2560f5aaf97cfdeca8bd9ac4130ffd0a85ef7dc33e065c10396dfbae28f3afdfb92
SHA512807aa451c97c9cb0115fb49b5fc1846dc871e2e9fd84e9f443fe2422355952711f72dd6e748fc3a543b10a3e1eab64690e26d84c47457008c4651b3740f1dc11