Analysis
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max time kernel
137s -
max time network
154s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:49
Static task
static1
Behavioral task
behavioral1
Sample
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe
Resource
win10v2004-en-20220113
General
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Target
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe
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Size
99KB
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MD5
9d27254d246971710ace0787b214046a
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SHA1
1798d5de0d4ebd23857ce1f808a660c2b4bfe022
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SHA256
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f
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SHA512
09f6d1b043d592bfaa678c09c2221446d4232b88911af29f44356c46d7a023410c86c1024fb7663d056c79bde458601b01e1a0eae12400360b9ad0d1708f1953
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 1736 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1084 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exepid process 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.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:
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exedescription pid process Token: SeIncBasePriorityPrivilege 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.execmd.exedescription pid process target process PID 1604 wrote to memory of 1736 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe MediaCenter.exe PID 1604 wrote to memory of 1736 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe MediaCenter.exe PID 1604 wrote to memory of 1736 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe MediaCenter.exe PID 1604 wrote to memory of 1736 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe MediaCenter.exe PID 1604 wrote to memory of 1084 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe cmd.exe PID 1604 wrote to memory of 1084 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe cmd.exe PID 1604 wrote to memory of 1084 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe cmd.exe PID 1604 wrote to memory of 1084 1604 16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe cmd.exe PID 1084 wrote to memory of 1796 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1796 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1796 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1796 1084 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe"C:\Users\Admin\AppData\Local\Temp\16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1736 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16b5be27a16e8813e3fadff12d9b879616f3b56acca17861985402a49133712f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1796
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
cc33a3393412f54761b6b8a852458f0e
SHA12b7ac02bc666d51ccde2973452f13f2595a5eeda
SHA2569210b68c1bce67205f7f61c5dcfb8b5a76753e7607e0e0eddb560f4092d746dd
SHA5128bf47a5db81f3ff8146c14762de0bc1cb1fe63943453d9ffc98f468a41206c91e9daeea202f20a2cfd39d97a098dce10971dd1027faff4ac865828ffb5c912f8
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MD5
cc33a3393412f54761b6b8a852458f0e
SHA12b7ac02bc666d51ccde2973452f13f2595a5eeda
SHA2569210b68c1bce67205f7f61c5dcfb8b5a76753e7607e0e0eddb560f4092d746dd
SHA5128bf47a5db81f3ff8146c14762de0bc1cb1fe63943453d9ffc98f468a41206c91e9daeea202f20a2cfd39d97a098dce10971dd1027faff4ac865828ffb5c912f8
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MD5
cc33a3393412f54761b6b8a852458f0e
SHA12b7ac02bc666d51ccde2973452f13f2595a5eeda
SHA2569210b68c1bce67205f7f61c5dcfb8b5a76753e7607e0e0eddb560f4092d746dd
SHA5128bf47a5db81f3ff8146c14762de0bc1cb1fe63943453d9ffc98f468a41206c91e9daeea202f20a2cfd39d97a098dce10971dd1027faff4ac865828ffb5c912f8