Analysis
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max time kernel
123s -
max time network
145s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:32
Static task
static1
Behavioral task
behavioral1
Sample
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe
Resource
win10v2004-en-20220113
General
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Target
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe
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Size
99KB
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MD5
59489276606dd4971c0f1d6a26545603
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SHA1
db4a0b056f16123aaf1dccd37b37d047a6721382
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SHA256
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233
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SHA512
c74dd252f2902d0705d4f9e8cbc2828307b8ac06f95702b917b3b4c193df2addfb54ce8ba38bc5e074be93db828ebd7ab35ff2092d02ac7b1ac7e1fc8f0efbb6
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 1596 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1072 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exepid process 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.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:
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exedescription pid process Token: SeIncBasePriorityPrivilege 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.execmd.exedescription pid process target process PID 1896 wrote to memory of 1596 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe MediaCenter.exe PID 1896 wrote to memory of 1596 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe MediaCenter.exe PID 1896 wrote to memory of 1596 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe MediaCenter.exe PID 1896 wrote to memory of 1596 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe MediaCenter.exe PID 1896 wrote to memory of 1072 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe cmd.exe PID 1896 wrote to memory of 1072 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe cmd.exe PID 1896 wrote to memory of 1072 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe cmd.exe PID 1896 wrote to memory of 1072 1896 04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe cmd.exe PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe"C:\Users\Admin\AppData\Local\Temp\04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1596 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04241f125c521d5780f6f3dbd85ea48eb49de347a50e8e7b836936d90cff4233.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1968
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a29bda9af96dd1104926e971daf1633f
SHA1bec19c76cefe0a2ccd487e8dbc7f4727325cb313
SHA256d72bc2fdc7d157ec45648edd5c77f0f31807ecbf6c82e1871039ab63a88999e0
SHA512f59cd5fd0bf69941dc4fc33b883bde7a1019a1e327de6c18b4bbf71762dd53f12a5b9c7c73199d083264e8a80f0389cb3d9d2df29b60ac555fa282ee42630f1d
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a29bda9af96dd1104926e971daf1633f
SHA1bec19c76cefe0a2ccd487e8dbc7f4727325cb313
SHA256d72bc2fdc7d157ec45648edd5c77f0f31807ecbf6c82e1871039ab63a88999e0
SHA512f59cd5fd0bf69941dc4fc33b883bde7a1019a1e327de6c18b4bbf71762dd53f12a5b9c7c73199d083264e8a80f0389cb3d9d2df29b60ac555fa282ee42630f1d
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a29bda9af96dd1104926e971daf1633f
SHA1bec19c76cefe0a2ccd487e8dbc7f4727325cb313
SHA256d72bc2fdc7d157ec45648edd5c77f0f31807ecbf6c82e1871039ab63a88999e0
SHA512f59cd5fd0bf69941dc4fc33b883bde7a1019a1e327de6c18b4bbf71762dd53f12a5b9c7c73199d083264e8a80f0389cb3d9d2df29b60ac555fa282ee42630f1d
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memory/1896-54-0x0000000076491000-0x0000000076493000-memory.dmpFilesize
8KB