Analysis
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max time kernel
160s -
max time network
174s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:29
Static task
static1
Behavioral task
behavioral1
Sample
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe
Resource
win10v2004-en-20220112
General
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Target
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe
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Size
216KB
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MD5
9ffadcd27ae3972c5e695c0de5e7a5b5
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SHA1
d349f241c664ee020f0a11b10a003709891a937f
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SHA256
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8
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SHA512
3d64c946d24c2b0430f04a1de91d98a5de28cfc5e6f0e7749db649481eedd075667156aa154399472be66eb4bb531ece58be554bcd73065b42d18b881e5f5ac0
Malware Config
Signatures
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Sakula Payload 4 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 behavioral1/memory/808-58-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1052-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1052 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 432 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exepid process 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.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:
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exedescription pid process Token: SeIncBasePriorityPrivilege 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.execmd.exedescription pid process target process PID 808 wrote to memory of 1052 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe MediaCenter.exe PID 808 wrote to memory of 1052 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe MediaCenter.exe PID 808 wrote to memory of 1052 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe MediaCenter.exe PID 808 wrote to memory of 1052 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe MediaCenter.exe PID 808 wrote to memory of 432 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe cmd.exe PID 808 wrote to memory of 432 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe cmd.exe PID 808 wrote to memory of 432 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe cmd.exe PID 808 wrote to memory of 432 808 0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe cmd.exe PID 432 wrote to memory of 1856 432 cmd.exe PING.EXE PID 432 wrote to memory of 1856 432 cmd.exe PING.EXE PID 432 wrote to memory of 1856 432 cmd.exe PING.EXE PID 432 wrote to memory of 1856 432 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe"C:\Users\Admin\AppData\Local\Temp\0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:808 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1052 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b00271c9f50512dcd7bd09b517e551f5bb9fdf731bb83c3a1f7bf4452e3d8c8.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1856
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
073119326e6eff648950e86429b64609
SHA11383bc3c67b4b4ffeb2e1c78b9ccd650700273fc
SHA2566473253951b7e031a118989bd73ee58f1efdfcfd65b34a1d6d7d1003c010694b
SHA512492e2f72c7557c21f998888d461811da634fe1d11322368173d13286ddba120814232c1bd8dafd95be56fedfbda56bc361e60112658ca4e8d3c3e54a0ecd8cea
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MD5
073119326e6eff648950e86429b64609
SHA11383bc3c67b4b4ffeb2e1c78b9ccd650700273fc
SHA2566473253951b7e031a118989bd73ee58f1efdfcfd65b34a1d6d7d1003c010694b
SHA512492e2f72c7557c21f998888d461811da634fe1d11322368173d13286ddba120814232c1bd8dafd95be56fedfbda56bc361e60112658ca4e8d3c3e54a0ecd8cea