Analysis
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max time kernel
144s -
max time network
166s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 20:42
Static task
static1
Behavioral task
behavioral1
Sample
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe
Resource
win10-en-20211208
General
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Target
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe
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Size
89KB
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MD5
388a7ae6963fd4da3ec0a4371738f4e0
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SHA1
f1a0ff10024d817339030c40e7762b501f4edda8
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SHA256
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093
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SHA512
4abf69295dc375ecdc8b85d17b864d13351eb4ec47b6fed7c38d31e37c0c0a04efab63c3c9c3749236be45eb38a5115a69eb371c0caab55509bf79ce02e6a881
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 1892 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1164 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exepid process 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.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:
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exedescription pid process Token: SeIncBasePriorityPrivilege 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.execmd.exedescription pid process target process PID 1684 wrote to memory of 1892 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe MediaCenter.exe PID 1684 wrote to memory of 1892 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe MediaCenter.exe PID 1684 wrote to memory of 1892 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe MediaCenter.exe PID 1684 wrote to memory of 1892 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe MediaCenter.exe PID 1684 wrote to memory of 1164 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe cmd.exe PID 1684 wrote to memory of 1164 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe cmd.exe PID 1684 wrote to memory of 1164 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe cmd.exe PID 1684 wrote to memory of 1164 1684 344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe cmd.exe PID 1164 wrote to memory of 1628 1164 cmd.exe PING.EXE PID 1164 wrote to memory of 1628 1164 cmd.exe PING.EXE PID 1164 wrote to memory of 1628 1164 cmd.exe PING.EXE PID 1164 wrote to memory of 1628 1164 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe"C:\Users\Admin\AppData\Local\Temp\344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1892 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\344222f5b16aa3d6dba53d46fd9264ed9fd1f3cc5800ae3a33fea675e41ea093.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1164 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1628
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
64d874d075051994c6b60b75da46de68
SHA1e9ce36d43295124ce47ecd15f7472d89080343c1
SHA256ba08f8bdd18ff65b7017bd1690a2f9bbcae0d5b522cafb7544f7eccfba327d1e
SHA512fe915e59cc5692903e35c5a593a507b4bdfe82ced4b330d8bb0d9b8bbc3bf7672956df176d467817d2bfa1cf95841f649d225563fe8282c0ff52bef7d43ad151
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MD5
64d874d075051994c6b60b75da46de68
SHA1e9ce36d43295124ce47ecd15f7472d89080343c1
SHA256ba08f8bdd18ff65b7017bd1690a2f9bbcae0d5b522cafb7544f7eccfba327d1e
SHA512fe915e59cc5692903e35c5a593a507b4bdfe82ced4b330d8bb0d9b8bbc3bf7672956df176d467817d2bfa1cf95841f649d225563fe8282c0ff52bef7d43ad151