Analysis
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max time kernel
119s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:08
Static task
static1
Behavioral task
behavioral1
Sample
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe
Resource
win10v2004-en-20220113
General
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Target
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe
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Size
100KB
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MD5
8f854aec672d051a1a3c6859b9ce84f3
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SHA1
ccbb2f19bf04b9c190ba21e4d0db7dc2ab22d307
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SHA256
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e
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SHA512
0af5e2038956770464fa84afed6807bdff61cb9a5f858bce16373128d474ac52805d6567e903236d11f911710f7d6225c6919b81c0b6123a5ae8b13a86f6b603
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 1680 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1996 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exepid process 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.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:
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exedescription pid process Token: SeIncBasePriorityPrivilege 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.execmd.exedescription pid process target process PID 1540 wrote to memory of 1680 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe MediaCenter.exe PID 1540 wrote to memory of 1680 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe MediaCenter.exe PID 1540 wrote to memory of 1680 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe MediaCenter.exe PID 1540 wrote to memory of 1680 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe MediaCenter.exe PID 1540 wrote to memory of 1996 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe cmd.exe PID 1540 wrote to memory of 1996 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe cmd.exe PID 1540 wrote to memory of 1996 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe cmd.exe PID 1540 wrote to memory of 1996 1540 053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe cmd.exe PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe"C:\Users\Admin\AppData\Local\Temp\053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1540 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1680 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\053b945c76c5cde043fe8c46069d6dae3cc5ed03e5302301d4e0b36ed87bc24e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2004
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
baee6ac3d63bb191d2566348c951c34c
SHA1cfeea06243e58e93009498e20b0ae05a733ffdb7
SHA25625ec4792d2a4518a508e9eaee012e813898ea7469032336d4b9fb840053cce41
SHA51204113be8b51cf0b69f481a670c7ac0b0ae81b551a99fa5001541bb41185d885e9a9b5647918300f91cbdc3c2d5c9c39b917c126130b9732983f4179908ba7516
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
baee6ac3d63bb191d2566348c951c34c
SHA1cfeea06243e58e93009498e20b0ae05a733ffdb7
SHA25625ec4792d2a4518a508e9eaee012e813898ea7469032336d4b9fb840053cce41
SHA51204113be8b51cf0b69f481a670c7ac0b0ae81b551a99fa5001541bb41185d885e9a9b5647918300f91cbdc3c2d5c9c39b917c126130b9732983f4179908ba7516
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
baee6ac3d63bb191d2566348c951c34c
SHA1cfeea06243e58e93009498e20b0ae05a733ffdb7
SHA25625ec4792d2a4518a508e9eaee012e813898ea7469032336d4b9fb840053cce41
SHA51204113be8b51cf0b69f481a670c7ac0b0ae81b551a99fa5001541bb41185d885e9a9b5647918300f91cbdc3c2d5c9c39b917c126130b9732983f4179908ba7516
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memory/1540-54-0x0000000075891000-0x0000000075893000-memory.dmpFilesize
8KB