Analysis
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max time kernel
127s -
max time network
136s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 00:07
Static task
static1
Behavioral task
behavioral1
Sample
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe
Resource
win10-en-20211208
General
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Target
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe
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Size
79KB
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MD5
023ef99bc3c84b8df3f837454c0e1629
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SHA1
a6c4a242ef5f5657d4c39ed7de075f0d6bcbaadf
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SHA256
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987
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SHA512
9da14aed7b424b1d046b2b7d27a596d807b48186943f2dc338e07245a0f7bfaa7c52bd0f999562616925c4f5c601e2e62afdba808e674ad6dad1e010bed769d4
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 880 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 972 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exepid process 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.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:
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exedescription pid process Token: SeIncBasePriorityPrivilege 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.execmd.exedescription pid process target process PID 1492 wrote to memory of 880 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe MediaCenter.exe PID 1492 wrote to memory of 880 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe MediaCenter.exe PID 1492 wrote to memory of 880 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe MediaCenter.exe PID 1492 wrote to memory of 880 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe MediaCenter.exe PID 1492 wrote to memory of 972 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe cmd.exe PID 1492 wrote to memory of 972 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe cmd.exe PID 1492 wrote to memory of 972 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe cmd.exe PID 1492 wrote to memory of 972 1492 98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe cmd.exe PID 972 wrote to memory of 1744 972 cmd.exe PING.EXE PID 972 wrote to memory of 1744 972 cmd.exe PING.EXE PID 972 wrote to memory of 1744 972 cmd.exe PING.EXE PID 972 wrote to memory of 1744 972 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe"C:\Users\Admin\AppData\Local\Temp\98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:880 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\98b2fa93b884c2708f8a3eafeb3c203711e64e718d0a91fe456146612db3b987.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:972 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1744
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
72279135752a7d726d5a137f04402b79
SHA1bea241e8c82ce272e4f49e1268a7e5578aeb16cb
SHA256b43b7c0158833310da87400d3e5c0a8c3f4bf21884ad7c6817b50302f9b6f141
SHA512a2e2a6842e33b9b0ddfdb67d58e3d106987c7fc14a38c562080ea0383cb51e6947e68d802480434f8ff2185dffed7ccfd515a103c817a6bac38041d78dcea282
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MD5
72279135752a7d726d5a137f04402b79
SHA1bea241e8c82ce272e4f49e1268a7e5578aeb16cb
SHA256b43b7c0158833310da87400d3e5c0a8c3f4bf21884ad7c6817b50302f9b6f141
SHA512a2e2a6842e33b9b0ddfdb67d58e3d106987c7fc14a38c562080ea0383cb51e6947e68d802480434f8ff2185dffed7ccfd515a103c817a6bac38041d78dcea282
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MD5
72279135752a7d726d5a137f04402b79
SHA1bea241e8c82ce272e4f49e1268a7e5578aeb16cb
SHA256b43b7c0158833310da87400d3e5c0a8c3f4bf21884ad7c6817b50302f9b6f141
SHA512a2e2a6842e33b9b0ddfdb67d58e3d106987c7fc14a38c562080ea0383cb51e6947e68d802480434f8ff2185dffed7ccfd515a103c817a6bac38041d78dcea282