Analysis
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max time kernel
121s -
max time network
130s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
31-01-2022 00:39
Static task
static1
Behavioral task
behavioral1
Sample
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe
Resource
win10-en-20211208
General
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Target
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe
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Size
79KB
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MD5
1098e66986134d71d4a8dd07301640b1
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SHA1
fd78201a8b50582430a34aed22ee9fc4ff9c9c3b
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SHA256
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a
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SHA512
ee97d354fbe2c2fc1a7d901147d607e5482124e82a0448328982849fa90abe758403557e11dcdfbc8d85cb0c9f40599c72c3bae1a58de6b9d0357acefeee9b8f
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 1876 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1640 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exepid process 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.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:
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exedescription pid process Token: SeIncBasePriorityPrivilege 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.execmd.exedescription pid process target process PID 528 wrote to memory of 1876 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe MediaCenter.exe PID 528 wrote to memory of 1876 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe MediaCenter.exe PID 528 wrote to memory of 1876 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe MediaCenter.exe PID 528 wrote to memory of 1876 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe MediaCenter.exe PID 528 wrote to memory of 1640 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe cmd.exe PID 528 wrote to memory of 1640 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe cmd.exe PID 528 wrote to memory of 1640 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe cmd.exe PID 528 wrote to memory of 1640 528 6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe cmd.exe PID 1640 wrote to memory of 1276 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 1276 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 1276 1640 cmd.exe PING.EXE PID 1640 wrote to memory of 1276 1640 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe"C:\Users\Admin\AppData\Local\Temp\6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:528 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1876 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6a578d0a4c6ba0cae2f627b058a2167214e91545c2502d0750853d72f88af69a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1276
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
130d3bb8d8bfe0b9771349f58acd3543
SHA193a2e88c2c66567a039d8182a0a236219607ed13
SHA2569834a6a268d710e3ffaf0cdc9371bb0678a2aa5612fdbf60dfdee0c8ca7cf3ab
SHA512f59af8d092b25c1149ed88e045113cad887cea3a0e0930df60901868459f067b186eb83e752d845985a21363ee3dfd3e399f477f53f1a8e1ded8d72a347fb27d
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MD5
130d3bb8d8bfe0b9771349f58acd3543
SHA193a2e88c2c66567a039d8182a0a236219607ed13
SHA2569834a6a268d710e3ffaf0cdc9371bb0678a2aa5612fdbf60dfdee0c8ca7cf3ab
SHA512f59af8d092b25c1149ed88e045113cad887cea3a0e0930df60901868459f067b186eb83e752d845985a21363ee3dfd3e399f477f53f1a8e1ded8d72a347fb27d
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MD5
130d3bb8d8bfe0b9771349f58acd3543
SHA193a2e88c2c66567a039d8182a0a236219607ed13
SHA2569834a6a268d710e3ffaf0cdc9371bb0678a2aa5612fdbf60dfdee0c8ca7cf3ab
SHA512f59af8d092b25c1149ed88e045113cad887cea3a0e0930df60901868459f067b186eb83e752d845985a21363ee3dfd3e399f477f53f1a8e1ded8d72a347fb27d