Analysis
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max time kernel
148s -
max time network
158s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 13:41
Static task
static1
Behavioral task
behavioral1
Sample
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe
Resource
win10-en-20211208
General
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Target
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe
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Size
89KB
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MD5
8542cf0d32b7c711d92089a7d442333e
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SHA1
e9ff8095d747309492c97a9c18e323a30fe358e6
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SHA256
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751
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SHA512
0d61a722eff62be08db9190be28b844bea6d6bc195be19528641fea28fc6bd733805bb5b2f93f84c6fd8297e8b50b940742d568b9d039532def3f25268c729bb
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 1648 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 360 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exepid process 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.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:
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exedescription pid process Token: SeIncBasePriorityPrivilege 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.execmd.exedescription pid process target process PID 952 wrote to memory of 1648 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe MediaCenter.exe PID 952 wrote to memory of 1648 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe MediaCenter.exe PID 952 wrote to memory of 1648 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe MediaCenter.exe PID 952 wrote to memory of 1648 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe MediaCenter.exe PID 952 wrote to memory of 360 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe cmd.exe PID 952 wrote to memory of 360 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe cmd.exe PID 952 wrote to memory of 360 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe cmd.exe PID 952 wrote to memory of 360 952 621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe cmd.exe PID 360 wrote to memory of 1168 360 cmd.exe PING.EXE PID 360 wrote to memory of 1168 360 cmd.exe PING.EXE PID 360 wrote to memory of 1168 360 cmd.exe PING.EXE PID 360 wrote to memory of 1168 360 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe"C:\Users\Admin\AppData\Local\Temp\621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:952 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1648 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\621cabafa0320c01dc1eb106071b1cc5d0fd0a181bf0fab6e0ab2e4bd7d14751.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:360 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1168
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
5468e2c7641c9dd566728e387c87c851
SHA1739fb0cca1fad7ea77b8c260138e0658f1bc4648
SHA2569783cfea4bd2083be7e500aacfad4714436679913a046b7184bef789f74532c6
SHA512fbc604c2f687a6aa92c9bc147f38b3f3a5096cc58ea67769b446e3dfe36384075d84883b0e2b3917acbff68895d54e852c26c216b4d470c09638144421c1339b
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MD5
5468e2c7641c9dd566728e387c87c851
SHA1739fb0cca1fad7ea77b8c260138e0658f1bc4648
SHA2569783cfea4bd2083be7e500aacfad4714436679913a046b7184bef789f74532c6
SHA512fbc604c2f687a6aa92c9bc147f38b3f3a5096cc58ea67769b446e3dfe36384075d84883b0e2b3917acbff68895d54e852c26c216b4d470c09638144421c1339b