Analysis
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max time kernel
135s -
max time network
152s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:47
Static task
static1
Behavioral task
behavioral1
Sample
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe
Resource
win10v2004-en-20220112
General
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Target
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe
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Size
92KB
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MD5
fe6a1de890b815a948d0ad052c249779
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SHA1
8dc592e8d549113bca30623a91ad94fe7686bd14
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SHA256
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e
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SHA512
b61daccfc56ab8b46942878da05258407be13447e933f691af5dcd2fcf99e6885ef849748ee8eb24829ebbf093a54c625a6aa78dac793d8f45bb9d17e1370e25
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 1916 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1628 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exepid process 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.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:
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exedescription pid process Token: SeIncBasePriorityPrivilege 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.execmd.exedescription pid process target process PID 1672 wrote to memory of 1916 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe MediaCenter.exe PID 1672 wrote to memory of 1916 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe MediaCenter.exe PID 1672 wrote to memory of 1916 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe MediaCenter.exe PID 1672 wrote to memory of 1916 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe MediaCenter.exe PID 1672 wrote to memory of 1628 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe cmd.exe PID 1672 wrote to memory of 1628 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe cmd.exe PID 1672 wrote to memory of 1628 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe cmd.exe PID 1672 wrote to memory of 1628 1672 16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe cmd.exe PID 1628 wrote to memory of 1132 1628 cmd.exe PING.EXE PID 1628 wrote to memory of 1132 1628 cmd.exe PING.EXE PID 1628 wrote to memory of 1132 1628 cmd.exe PING.EXE PID 1628 wrote to memory of 1132 1628 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe"C:\Users\Admin\AppData\Local\Temp\16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1916 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16cdc79e6b8fc6c0835cd6a3076c8ef1adea50de74cf94f61278ee8074a4c72e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1132
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0a1e8f30c4876497c3c0e51219115380
SHA11f041707437484fede200ccf9f09d9f1095d5ee6
SHA256bc40bfa11b5a90c29bc4ba0b88435dfcc03744de7b5133c8db920d5af21a06a9
SHA512d21a301d68762c5a92ee03c3a7a8dfac5d0b6d85debd2a646bbd81c4678c8715864a73e260b3bd7683e7f9378760cd1accb26fe70578cd4ace2db93b454448a0
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MD5
0a1e8f30c4876497c3c0e51219115380
SHA11f041707437484fede200ccf9f09d9f1095d5ee6
SHA256bc40bfa11b5a90c29bc4ba0b88435dfcc03744de7b5133c8db920d5af21a06a9
SHA512d21a301d68762c5a92ee03c3a7a8dfac5d0b6d85debd2a646bbd81c4678c8715864a73e260b3bd7683e7f9378760cd1accb26fe70578cd4ace2db93b454448a0