Analysis
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max time kernel
136s -
max time network
145s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 10:54
Static task
static1
Behavioral task
behavioral1
Sample
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe
Resource
win10v2004-en-20220113
General
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Target
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe
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Size
89KB
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MD5
dd047a7b40608c0148809dd66e60b578
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SHA1
dc7ecea3a5648572796a160b4a49485181c75278
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SHA256
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018
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SHA512
56d4a213506cbf6051473823e38a09c560ca381608ef3de355dd06d643423c6b1a27044c918d67376bd4f6909685f63a407110eaabbee8e1a4c620146a735e2b
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 1776 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exepid process 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.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:
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exedescription pid process Token: SeIncBasePriorityPrivilege 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.execmd.exedescription pid process target process PID 1540 wrote to memory of 1916 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe MediaCenter.exe PID 1540 wrote to memory of 1916 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe MediaCenter.exe PID 1540 wrote to memory of 1916 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe MediaCenter.exe PID 1540 wrote to memory of 1916 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe MediaCenter.exe PID 1540 wrote to memory of 1776 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe cmd.exe PID 1540 wrote to memory of 1776 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe cmd.exe PID 1540 wrote to memory of 1776 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe cmd.exe PID 1540 wrote to memory of 1776 1540 05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe cmd.exe PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE PID 1776 wrote to memory of 432 1776 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe"C:\Users\Admin\AppData\Local\Temp\05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1540 -
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\05de3efeb1dc50be4a36ab0a22523975fcd7411b8b099a154293c484b5b2f018.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1776 -
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
a927ea2a0bd1f77f4ead0689f06e9eaf
SHA1c99a0aed10144326a937b7c0a4a8dc2ce5fb74d7
SHA256bc14c7d9030ce280b6f3811d5c82479d45aafbdbbcd0bc7390ec0189d8812203
SHA512e1ddff3ebc28a9a64e6409c48244fad2241b5baaaa08887fdebd6b3b911b8d3b2538174359f622ba34f6943b9fbe55e96b1c89e18f1e5a9e3915e0dcfa96faa8
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a927ea2a0bd1f77f4ead0689f06e9eaf
SHA1c99a0aed10144326a937b7c0a4a8dc2ce5fb74d7
SHA256bc14c7d9030ce280b6f3811d5c82479d45aafbdbbcd0bc7390ec0189d8812203
SHA512e1ddff3ebc28a9a64e6409c48244fad2241b5baaaa08887fdebd6b3b911b8d3b2538174359f622ba34f6943b9fbe55e96b1c89e18f1e5a9e3915e0dcfa96faa8
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memory/1540-54-0x0000000075761000-0x0000000075763000-memory.dmpFilesize
8KB