Analysis
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max time kernel
133s -
max time network
157s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:38
Static task
static1
Behavioral task
behavioral1
Sample
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe
Resource
win10v2004-en-20220113
General
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Target
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe
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Size
191KB
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MD5
eca662b7157a1f8ef72d2b0332ec4cd4
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SHA1
3d077566304d2a4a6e14fb8bc0465b4f3eca5b9c
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SHA256
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818
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SHA512
c0cb8043525feb8d85db397428689c1e1e576e5818f5945a67d203e0a63879d6f272d98f2f7d5bdaed62903f650245112ecb73c54b9ca1e6bdef3d68dcdf1c99
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 1300 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 956 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exepid process 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.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:
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exedescription pid process Token: SeIncBasePriorityPrivilege 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.execmd.exedescription pid process target process PID 1268 wrote to memory of 1300 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe MediaCenter.exe PID 1268 wrote to memory of 1300 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe MediaCenter.exe PID 1268 wrote to memory of 1300 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe MediaCenter.exe PID 1268 wrote to memory of 1300 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe MediaCenter.exe PID 1268 wrote to memory of 956 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe cmd.exe PID 1268 wrote to memory of 956 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe cmd.exe PID 1268 wrote to memory of 956 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe cmd.exe PID 1268 wrote to memory of 956 1268 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe cmd.exe PID 956 wrote to memory of 1212 956 cmd.exe PING.EXE PID 956 wrote to memory of 1212 956 cmd.exe PING.EXE PID 956 wrote to memory of 1212 956 cmd.exe PING.EXE PID 956 wrote to memory of 1212 956 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe"C:\Users\Admin\AppData\Local\Temp\171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1300 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1212
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
6c88544ea17fd5351a2d06f32bec27c0
SHA1781b430f3260379c07e8854c783a008377a420ed
SHA256e8df42d5cdd4a84fad559e2f8c97a24f968faf785687fe03327ba4324a4eb8ce
SHA512101e0a6cc485841d5a092d6e8b4c5fcf8cc92605a320b905aa020c346e696401a3a9133f1021d319e69d0c5d51a4816694af6fe31e9eb710ea68f47a43b70394
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MD5
6c88544ea17fd5351a2d06f32bec27c0
SHA1781b430f3260379c07e8854c783a008377a420ed
SHA256e8df42d5cdd4a84fad559e2f8c97a24f968faf785687fe03327ba4324a4eb8ce
SHA512101e0a6cc485841d5a092d6e8b4c5fcf8cc92605a320b905aa020c346e696401a3a9133f1021d319e69d0c5d51a4816694af6fe31e9eb710ea68f47a43b70394
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MD5
6c88544ea17fd5351a2d06f32bec27c0
SHA1781b430f3260379c07e8854c783a008377a420ed
SHA256e8df42d5cdd4a84fad559e2f8c97a24f968faf785687fe03327ba4324a4eb8ce
SHA512101e0a6cc485841d5a092d6e8b4c5fcf8cc92605a320b905aa020c346e696401a3a9133f1021d319e69d0c5d51a4816694af6fe31e9eb710ea68f47a43b70394