Analysis
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max time kernel
145s -
max time network
176s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:48
Static task
static1
Behavioral task
behavioral1
Sample
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe
Resource
win10v2004-en-20220112
General
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Target
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe
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Size
192KB
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MD5
8724fb781e2098113b23b613d8a8401b
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SHA1
f03d71a6ff75f6a5c91fdfe3dd69ff92ed95b68b
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SHA256
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20
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SHA512
2435cba75d24d738d399d74e1503fa09b458d0af0eeb163dafe8318529e547703d6ea56f3460b9dcfb2c531402511670c653e2e5ec16b88cdc176c9b953e48cc
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 788 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1668 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exepid process 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.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:
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exedescription pid process Token: SeIncBasePriorityPrivilege 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.execmd.exedescription pid process target process PID 736 wrote to memory of 788 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe MediaCenter.exe PID 736 wrote to memory of 788 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe MediaCenter.exe PID 736 wrote to memory of 788 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe MediaCenter.exe PID 736 wrote to memory of 788 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe MediaCenter.exe PID 736 wrote to memory of 1668 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe cmd.exe PID 736 wrote to memory of 1668 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe cmd.exe PID 736 wrote to memory of 1668 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe cmd.exe PID 736 wrote to memory of 1668 736 090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe cmd.exe PID 1668 wrote to memory of 1664 1668 cmd.exe PING.EXE PID 1668 wrote to memory of 1664 1668 cmd.exe PING.EXE PID 1668 wrote to memory of 1664 1668 cmd.exe PING.EXE PID 1668 wrote to memory of 1664 1668 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe"C:\Users\Admin\AppData\Local\Temp\090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:736 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:788 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\090393d6a8fbc2bcf45ba3383d5f12f9c62363afd00335b5099200af70087e20.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1664
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
8c65e42c9c69c7f26ec74336ee7b66a7
SHA1c59a965a622f63c45a0c8829944d75c7bf2b4d13
SHA256dcd6f05c1c14c595fd2e1c8063221dc8124383d648b4f64eb11d6ab9ffe53546
SHA512224130633d3b7e50a76122786fd1f3ddde3463273b1ee5fb1e88efbdf4f74af57c0ab7f6bcca168334aebbcc845a786f61b21d41f010506d03ffc289a9b603b6
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
8c65e42c9c69c7f26ec74336ee7b66a7
SHA1c59a965a622f63c45a0c8829944d75c7bf2b4d13
SHA256dcd6f05c1c14c595fd2e1c8063221dc8124383d648b4f64eb11d6ab9ffe53546
SHA512224130633d3b7e50a76122786fd1f3ddde3463273b1ee5fb1e88efbdf4f74af57c0ab7f6bcca168334aebbcc845a786f61b21d41f010506d03ffc289a9b603b6
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
8c65e42c9c69c7f26ec74336ee7b66a7
SHA1c59a965a622f63c45a0c8829944d75c7bf2b4d13
SHA256dcd6f05c1c14c595fd2e1c8063221dc8124383d648b4f64eb11d6ab9ffe53546
SHA512224130633d3b7e50a76122786fd1f3ddde3463273b1ee5fb1e88efbdf4f74af57c0ab7f6bcca168334aebbcc845a786f61b21d41f010506d03ffc289a9b603b6
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memory/736-55-0x0000000076B81000-0x0000000076B83000-memory.dmpFilesize
8KB