Analysis
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max time kernel
139s -
max time network
173s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:32
Static task
static1
Behavioral task
behavioral1
Sample
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe
Resource
win10v2004-en-20220113
General
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Target
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe
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Size
192KB
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MD5
af438ad11567e19d87195cc9ecf51db8
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SHA1
c0e4635c1db6828b6811709f1975702e7c1f3ce5
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SHA256
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711
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SHA512
322e83f3bf40ffd861291b0f6fffc743bb640baef4f8b103dbca8d6c32c8e705ead4ddc582579fcdecd0086d52160e21d860ea034f6e5a50cae1f21cd4c36935
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 1588 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 612 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exepid process 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.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:
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exedescription pid process Token: SeIncBasePriorityPrivilege 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.execmd.exedescription pid process target process PID 744 wrote to memory of 1588 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe MediaCenter.exe PID 744 wrote to memory of 1588 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe MediaCenter.exe PID 744 wrote to memory of 1588 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe MediaCenter.exe PID 744 wrote to memory of 1588 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe MediaCenter.exe PID 744 wrote to memory of 612 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe cmd.exe PID 744 wrote to memory of 612 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe cmd.exe PID 744 wrote to memory of 612 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe cmd.exe PID 744 wrote to memory of 612 744 1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe cmd.exe PID 612 wrote to memory of 1612 612 cmd.exe PING.EXE PID 612 wrote to memory of 1612 612 cmd.exe PING.EXE PID 612 wrote to memory of 1612 612 cmd.exe PING.EXE PID 612 wrote to memory of 1612 612 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe"C:\Users\Admin\AppData\Local\Temp\1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1588 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1762d587fba952e04114e4e35c9e908978968bf534fcc074ceb6a22b0c4b4711.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:612 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1612
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
3501c7a0e93a25a27c1dda81344b7262
SHA1dba455025c9732bf6b518308e946ccad4029ddd4
SHA2560c6ff36f1bf0f6d12ec8b19e5ea9f854bbfd651c75dd1d482d3f8c1f7a5b3448
SHA512d12a66f7e15cf6f4b5e2e844a809b6fa3a3bfc8f44df5e064a9c46f0cc9622fd5c091b48cee0bd1f8937da4c65d454398d8238ecf049760db2f2e19a81504e33
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MD5
3501c7a0e93a25a27c1dda81344b7262
SHA1dba455025c9732bf6b518308e946ccad4029ddd4
SHA2560c6ff36f1bf0f6d12ec8b19e5ea9f854bbfd651c75dd1d482d3f8c1f7a5b3448
SHA512d12a66f7e15cf6f4b5e2e844a809b6fa3a3bfc8f44df5e064a9c46f0cc9622fd5c091b48cee0bd1f8937da4c65d454398d8238ecf049760db2f2e19a81504e33
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MD5
3501c7a0e93a25a27c1dda81344b7262
SHA1dba455025c9732bf6b518308e946ccad4029ddd4
SHA2560c6ff36f1bf0f6d12ec8b19e5ea9f854bbfd651c75dd1d482d3f8c1f7a5b3448
SHA512d12a66f7e15cf6f4b5e2e844a809b6fa3a3bfc8f44df5e064a9c46f0cc9622fd5c091b48cee0bd1f8937da4c65d454398d8238ecf049760db2f2e19a81504e33