Analysis
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max time kernel
124s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:44
Static task
static1
Behavioral task
behavioral1
Sample
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe
Resource
win10v2004-en-20220113
General
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Target
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe
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Size
36KB
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MD5
927581d1e2eed41693a596529a5e855e
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SHA1
dc6c5d1b2be71dfcf9c04f21da10ea52a945543b
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SHA256
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4
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SHA512
da0af69b41d97d9db9b19724c7c74abc51ed4e876b392af5643260836bce896cbc899e65c9cd9370c5b4821006212fb747b094b1b794a497c3b7035e36ef9e2a
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1480 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 300 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exepid process 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.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:
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exedescription pid process Token: SeIncBasePriorityPrivilege 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.execmd.exedescription pid process target process PID 1748 wrote to memory of 1480 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe MediaCenter.exe PID 1748 wrote to memory of 1480 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe MediaCenter.exe PID 1748 wrote to memory of 1480 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe MediaCenter.exe PID 1748 wrote to memory of 1480 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe MediaCenter.exe PID 1748 wrote to memory of 300 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe cmd.exe PID 1748 wrote to memory of 300 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe cmd.exe PID 1748 wrote to memory of 300 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe cmd.exe PID 1748 wrote to memory of 300 1748 03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe cmd.exe PID 300 wrote to memory of 828 300 cmd.exe PING.EXE PID 300 wrote to memory of 828 300 cmd.exe PING.EXE PID 300 wrote to memory of 828 300 cmd.exe PING.EXE PID 300 wrote to memory of 828 300 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe"C:\Users\Admin\AppData\Local\Temp\03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1480 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\03862318389d7cf25bbaf0ebf80decd89cb42ab1732ed976ad3dfa84080305f4.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:300 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:828
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
950b230f3f407396abf37237961d8958
SHA1f4022426e274420438de19255fbfeaeb9bd16fd2
SHA256e4a5123ecf36134ff13769ad55b033206cce9fdb7acf881766203cde2db4cf57
SHA51252f1951f3bd0607d1f8595466b6da898cf82dfd06870b52cfbf20441f08bab643e63f24de81d6710ee714c8aa5fa85f7b14a66f6c3984b1f3ac0711407f31f42
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
950b230f3f407396abf37237961d8958
SHA1f4022426e274420438de19255fbfeaeb9bd16fd2
SHA256e4a5123ecf36134ff13769ad55b033206cce9fdb7acf881766203cde2db4cf57
SHA51252f1951f3bd0607d1f8595466b6da898cf82dfd06870b52cfbf20441f08bab643e63f24de81d6710ee714c8aa5fa85f7b14a66f6c3984b1f3ac0711407f31f42
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
950b230f3f407396abf37237961d8958
SHA1f4022426e274420438de19255fbfeaeb9bd16fd2
SHA256e4a5123ecf36134ff13769ad55b033206cce9fdb7acf881766203cde2db4cf57
SHA51252f1951f3bd0607d1f8595466b6da898cf82dfd06870b52cfbf20441f08bab643e63f24de81d6710ee714c8aa5fa85f7b14a66f6c3984b1f3ac0711407f31f42
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memory/1748-54-0x0000000075761000-0x0000000075763000-memory.dmpFilesize
8KB