Analysis
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max time kernel
142s -
max time network
168s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:43
Static task
static1
Behavioral task
behavioral1
Sample
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe
Resource
win10v2004-en-20220113
General
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Target
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe
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Size
79KB
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MD5
db89a458236c561ca730257d48fe7e88
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SHA1
f7d8cf7a549872e1dd2b6f78d17e20369c9293e8
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SHA256
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a
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SHA512
18f8676e3092a60538357ac4be9f7a55918de454dbd7ad96d3629fb87fc1701ff41d14f8791ccb04cbe76c1cb85673f7782e53ac33b383dd84f4817b5137f702
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 1872 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1792 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exepid process 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.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:
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exedescription pid process Token: SeIncBasePriorityPrivilege 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.execmd.exedescription pid process target process PID 1656 wrote to memory of 1872 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe MediaCenter.exe PID 1656 wrote to memory of 1872 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe MediaCenter.exe PID 1656 wrote to memory of 1872 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe MediaCenter.exe PID 1656 wrote to memory of 1872 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe MediaCenter.exe PID 1656 wrote to memory of 1792 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe cmd.exe PID 1656 wrote to memory of 1792 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe cmd.exe PID 1656 wrote to memory of 1792 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe cmd.exe PID 1656 wrote to memory of 1792 1656 0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe cmd.exe PID 1792 wrote to memory of 432 1792 cmd.exe PING.EXE PID 1792 wrote to memory of 432 1792 cmd.exe PING.EXE PID 1792 wrote to memory of 432 1792 cmd.exe PING.EXE PID 1792 wrote to memory of 432 1792 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe"C:\Users\Admin\AppData\Local\Temp\0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1872 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0937e975dd0e3c39749f90a6d3aeb76b21c1bcaf31fbc6b197cd7a4f679c9e8a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:432
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
de7d926a549e015a1fd8c757d380bcf9
SHA1fe086a10bf33e717d3c7504b7ec2ce29a87c4f7f
SHA256a7a2b7f3e3065feccbf7c2b4036d55d4464e1d04919f7461a41f045ff945e5a3
SHA51261cc6e273d62ec2c3c45d09076b0cf19b942acf34242d20aaaffab5048bf89c9b4043844c5759fdf19f12679aa63d8a6495453a50531847b551299f203728af9
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
de7d926a549e015a1fd8c757d380bcf9
SHA1fe086a10bf33e717d3c7504b7ec2ce29a87c4f7f
SHA256a7a2b7f3e3065feccbf7c2b4036d55d4464e1d04919f7461a41f045ff945e5a3
SHA51261cc6e273d62ec2c3c45d09076b0cf19b942acf34242d20aaaffab5048bf89c9b4043844c5759fdf19f12679aa63d8a6495453a50531847b551299f203728af9
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
de7d926a549e015a1fd8c757d380bcf9
SHA1fe086a10bf33e717d3c7504b7ec2ce29a87c4f7f
SHA256a7a2b7f3e3065feccbf7c2b4036d55d4464e1d04919f7461a41f045ff945e5a3
SHA51261cc6e273d62ec2c3c45d09076b0cf19b942acf34242d20aaaffab5048bf89c9b4043844c5759fdf19f12679aa63d8a6495453a50531847b551299f203728af9
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memory/1656-55-0x0000000074EC1000-0x0000000074EC3000-memory.dmpFilesize
8KB