Analysis
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max time kernel
117s -
max time network
134s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:25
Static task
static1
Behavioral task
behavioral1
Sample
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe
Resource
win10v2004-en-20220112
General
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Target
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe
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Size
192KB
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MD5
8eb31057468f171b2d790b4d6ae6a0bb
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SHA1
70dfd26967331a420c323b3c7851b7175b1e4dbc
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SHA256
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7
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SHA512
7650089551c0b7871234d6d4c42a95fc769489869796f0087ec050b9e3fa5c03102dd1bb9b3e6a7f8217214ab64a3e7641a7f9f367ff514a7b2f5ec9d0dae244
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 1092 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1648 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exepid process 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.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:
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exedescription pid process Token: SeIncBasePriorityPrivilege 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.execmd.exedescription pid process target process PID 1624 wrote to memory of 1092 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe MediaCenter.exe PID 1624 wrote to memory of 1092 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe MediaCenter.exe PID 1624 wrote to memory of 1092 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe MediaCenter.exe PID 1624 wrote to memory of 1092 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe MediaCenter.exe PID 1624 wrote to memory of 1648 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe cmd.exe PID 1624 wrote to memory of 1648 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe cmd.exe PID 1624 wrote to memory of 1648 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe cmd.exe PID 1624 wrote to memory of 1648 1624 1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe cmd.exe PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe"C:\Users\Admin\AppData\Local\Temp\1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1092 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1553135a2f67d58eb7a2a6f9bc8cd0e5e1fdc7b0a0198b7ff0427da7017fd9d7.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1628
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d4c92f835d72c783c4c6567ab93acf84
SHA1c9e7eae60a2d2296b9247585d4e02179dacc3a70
SHA2561dfb5b4064a6f50cf71c7901445132a22086a9c66063909f820b37474683e9ca
SHA512c2e95bc690d55b1c470798df33ade0fdb96a635ac9526a8417a5de40b64fdcd48b8f40948c210238dbdb5bfd93b0dfa01543e5c59fb36bce0d78ede6fd3481cd
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MD5
d4c92f835d72c783c4c6567ab93acf84
SHA1c9e7eae60a2d2296b9247585d4e02179dacc3a70
SHA2561dfb5b4064a6f50cf71c7901445132a22086a9c66063909f820b37474683e9ca
SHA512c2e95bc690d55b1c470798df33ade0fdb96a635ac9526a8417a5de40b64fdcd48b8f40948c210238dbdb5bfd93b0dfa01543e5c59fb36bce0d78ede6fd3481cd
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MD5
d4c92f835d72c783c4c6567ab93acf84
SHA1c9e7eae60a2d2296b9247585d4e02179dacc3a70
SHA2561dfb5b4064a6f50cf71c7901445132a22086a9c66063909f820b37474683e9ca
SHA512c2e95bc690d55b1c470798df33ade0fdb96a635ac9526a8417a5de40b64fdcd48b8f40948c210238dbdb5bfd93b0dfa01543e5c59fb36bce0d78ede6fd3481cd