Analysis
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max time kernel
128s -
max time network
127s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 13:05
Static task
static1
Behavioral task
behavioral1
Sample
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe
Resource
win10-en-20211208
General
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Target
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe
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Size
89KB
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MD5
8f523f7fc73e52d54bb4e94dc44768b0
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SHA1
0b491bc29d8cab94b7a0b7876faf3a81c482561d
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SHA256
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294
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SHA512
4a650194faefaf67a7904b70a76c0abf55864b21161a04a868e18e5dff50a9792d85fc4abe2e6fde17aa3acdce678e067e31f303d32ffe931303775a17467c7c
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 1288 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1256 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exepid process 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.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:
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exedescription pid process Token: SeIncBasePriorityPrivilege 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.execmd.exedescription pid process target process PID 1468 wrote to memory of 1288 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe MediaCenter.exe PID 1468 wrote to memory of 1288 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe MediaCenter.exe PID 1468 wrote to memory of 1288 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe MediaCenter.exe PID 1468 wrote to memory of 1288 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe MediaCenter.exe PID 1468 wrote to memory of 1256 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe cmd.exe PID 1468 wrote to memory of 1256 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe cmd.exe PID 1468 wrote to memory of 1256 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe cmd.exe PID 1468 wrote to memory of 1256 1468 c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe cmd.exe PID 1256 wrote to memory of 1100 1256 cmd.exe PING.EXE PID 1256 wrote to memory of 1100 1256 cmd.exe PING.EXE PID 1256 wrote to memory of 1100 1256 cmd.exe PING.EXE PID 1256 wrote to memory of 1100 1256 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe"C:\Users\Admin\AppData\Local\Temp\c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1288 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c9a22e8c8683de57190b21c85d7adc156a960a898dbe448d6fe3269700d50294.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
c5e47bedcdf62484c8bc406efb107b0d
SHA158d131a0b16dec9b172cac99bdd735a49854c937
SHA25697da822ef65d01dca32a9ef15d7303b42a9416e1d853d7f7e77c2be4e70abe46
SHA5128083856db5d0c66d4e2033810adf9efcafe8b1a63b3f437ee46e0df2605392dfc6963d39ff88419d1891d85a659179dbcb56071476496422af5c66abfcaf98ed
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MD5
c5e47bedcdf62484c8bc406efb107b0d
SHA158d131a0b16dec9b172cac99bdd735a49854c937
SHA25697da822ef65d01dca32a9ef15d7303b42a9416e1d853d7f7e77c2be4e70abe46
SHA5128083856db5d0c66d4e2033810adf9efcafe8b1a63b3f437ee46e0df2605392dfc6963d39ff88419d1891d85a659179dbcb56071476496422af5c66abfcaf98ed