Analysis
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max time kernel
117s -
max time network
133s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:57
Static task
static1
Behavioral task
behavioral1
Sample
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe
Resource
win10v2004-en-20220113
General
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Target
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe
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Size
80KB
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MD5
88d900a26ae62bad929566f2eb911381
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SHA1
939c22f67f033965aa6b8cb0450950c5b9de5c19
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SHA256
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a
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SHA512
4041596fd588d0138e2c34d7afa5a708faab213c40a497277ab591bf2b7b12401a2e16e63cb4ae5e5b63391975985351b6b1bcc8c5441c18bab28bae7c9c20e2
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1668 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 812 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exepid process 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.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:
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exedescription pid process Token: SeIncBasePriorityPrivilege 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.execmd.exedescription pid process target process PID 948 wrote to memory of 1668 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe MediaCenter.exe PID 948 wrote to memory of 1668 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe MediaCenter.exe PID 948 wrote to memory of 1668 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe MediaCenter.exe PID 948 wrote to memory of 1668 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe MediaCenter.exe PID 948 wrote to memory of 812 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe cmd.exe PID 948 wrote to memory of 812 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe cmd.exe PID 948 wrote to memory of 812 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe cmd.exe PID 948 wrote to memory of 812 948 18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe cmd.exe PID 812 wrote to memory of 1636 812 cmd.exe PING.EXE PID 812 wrote to memory of 1636 812 cmd.exe PING.EXE PID 812 wrote to memory of 1636 812 cmd.exe PING.EXE PID 812 wrote to memory of 1636 812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe"C:\Users\Admin\AppData\Local\Temp\18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1668 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18f49766ef834d788b83c4a9b662213d83b99470a022ecaf923e1385a93c067a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1636
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
ef79f8fd726992298851e19d3f9d189b
SHA1881e0239e6b52fff2738e976a7f25caa2d23929c
SHA25688c5fd3d1e3db7e405d0d79d67a2c1ed7d4052f9c2f75b46bcb2eaa9c89ab7e5
SHA512975cf1151eb4b5c5313f342e62ddf2ed1f599e88dcd3c0dd3bda6f062104f15fc99e9975886a8f55b6e10b20cb2ab6e2a92dc404ce6a4ce9304f9a1967d247e4
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MD5
ef79f8fd726992298851e19d3f9d189b
SHA1881e0239e6b52fff2738e976a7f25caa2d23929c
SHA25688c5fd3d1e3db7e405d0d79d67a2c1ed7d4052f9c2f75b46bcb2eaa9c89ab7e5
SHA512975cf1151eb4b5c5313f342e62ddf2ed1f599e88dcd3c0dd3bda6f062104f15fc99e9975886a8f55b6e10b20cb2ab6e2a92dc404ce6a4ce9304f9a1967d247e4
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MD5
ef79f8fd726992298851e19d3f9d189b
SHA1881e0239e6b52fff2738e976a7f25caa2d23929c
SHA25688c5fd3d1e3db7e405d0d79d67a2c1ed7d4052f9c2f75b46bcb2eaa9c89ab7e5
SHA512975cf1151eb4b5c5313f342e62ddf2ed1f599e88dcd3c0dd3bda6f062104f15fc99e9975886a8f55b6e10b20cb2ab6e2a92dc404ce6a4ce9304f9a1967d247e4