Analysis
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max time kernel
156s -
max time network
163s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:30
Static task
static1
Behavioral task
behavioral1
Sample
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe
Resource
win10v2004-en-20220113
General
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Target
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe
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Size
89KB
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MD5
91d882853685884fb486b5b539f584d3
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SHA1
0e6eeca7d861c44d008052e744b264bfc1c309f9
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SHA256
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d
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SHA512
05a1becc2dd7ed1c8b420534a15fe03696a679c13c191fbd01ddc863c8f84f0d8f8a0a3b0175caedc3e74a8da456e8eadd32d7bdde678103d1c413a55fe656bd
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 592 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 640 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exepid process 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.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:
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exedescription pid process Token: SeIncBasePriorityPrivilege 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.execmd.exedescription pid process target process PID 1156 wrote to memory of 592 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe MediaCenter.exe PID 1156 wrote to memory of 592 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe MediaCenter.exe PID 1156 wrote to memory of 592 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe MediaCenter.exe PID 1156 wrote to memory of 592 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe MediaCenter.exe PID 1156 wrote to memory of 640 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe cmd.exe PID 1156 wrote to memory of 640 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe cmd.exe PID 1156 wrote to memory of 640 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe cmd.exe PID 1156 wrote to memory of 640 1156 0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe cmd.exe PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE PID 640 wrote to memory of 1116 640 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe"C:\Users\Admin\AppData\Local\Temp\0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:592 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0af99d4efdf3e3c94d3de7cbff62b318147caf98822274f628dc59487898464d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:640 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1116
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
483a66ea39e3bd9fd5f068d7df8e664c
SHA146db06dd1b8267a720fe01c6cab39e59a0fe3ca8
SHA25600a36f902100dcb2fd9602be06acf3f2f3ae08a03c467241b596cc6789456dd6
SHA51256ab8988fdb7a32a7493a43ad68892f22b385677c0ff26136bcaac9cf5aa6d91a6acd5e0da66201a5c1af345f8c7bc3daafdaf7dcdabbc1b325464f62a02fced
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
483a66ea39e3bd9fd5f068d7df8e664c
SHA146db06dd1b8267a720fe01c6cab39e59a0fe3ca8
SHA25600a36f902100dcb2fd9602be06acf3f2f3ae08a03c467241b596cc6789456dd6
SHA51256ab8988fdb7a32a7493a43ad68892f22b385677c0ff26136bcaac9cf5aa6d91a6acd5e0da66201a5c1af345f8c7bc3daafdaf7dcdabbc1b325464f62a02fced
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memory/1156-54-0x00000000766D1000-0x00000000766D3000-memory.dmpFilesize
8KB