Analysis
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max time kernel
117s -
max time network
128s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:44
Static task
static1
Behavioral task
behavioral1
Sample
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe
Resource
win10v2004-en-20220112
General
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Target
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe
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Size
192KB
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MD5
ba86df40294a8b168ac0db2c36456e21
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SHA1
679a0f4bdcfdd5ae2c407defd72acae6e84bfccd
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SHA256
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573
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SHA512
905853bb899e0730f3f55b345257fc0958a1beac89d4e28ae08d7ab9a582a9f2a9006f2137b47aaa39a2e567ec59a7f471f5b1474ffc9c6c8eaca46a99ed4a3b
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 940 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 964 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exepid process 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.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:
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exedescription pid process Token: SeIncBasePriorityPrivilege 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.execmd.exedescription pid process target process PID 1528 wrote to memory of 940 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe MediaCenter.exe PID 1528 wrote to memory of 940 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe MediaCenter.exe PID 1528 wrote to memory of 940 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe MediaCenter.exe PID 1528 wrote to memory of 940 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe MediaCenter.exe PID 1528 wrote to memory of 964 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe cmd.exe PID 1528 wrote to memory of 964 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe cmd.exe PID 1528 wrote to memory of 964 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe cmd.exe PID 1528 wrote to memory of 964 1528 11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe cmd.exe PID 964 wrote to memory of 1824 964 cmd.exe PING.EXE PID 964 wrote to memory of 1824 964 cmd.exe PING.EXE PID 964 wrote to memory of 1824 964 cmd.exe PING.EXE PID 964 wrote to memory of 1824 964 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe"C:\Users\Admin\AppData\Local\Temp\11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:940 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11d38eb09ef4332746e47989ae26e726b8fd8ac7e741df5aedbf7e27ed678573.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:964 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1824
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b8642e6c1befef02a1ea17486f720e04
SHA152405c8c0f3025767219b37cbf61335a0a153b81
SHA25611183c16c73df71b0ed8dc6368504670c05509e3c8b6b9865558476bd8cede58
SHA5121a2f6e60169e56fe0681ebcbf6b656d829ffe2657fc5079e87fcc45aae72bdd2ff2adb34b697fe4de54a8d26e71be06664e8f6aa5d290dc045e43b03ac74496e
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MD5
b8642e6c1befef02a1ea17486f720e04
SHA152405c8c0f3025767219b37cbf61335a0a153b81
SHA25611183c16c73df71b0ed8dc6368504670c05509e3c8b6b9865558476bd8cede58
SHA5121a2f6e60169e56fe0681ebcbf6b656d829ffe2657fc5079e87fcc45aae72bdd2ff2adb34b697fe4de54a8d26e71be06664e8f6aa5d290dc045e43b03ac74496e
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MD5
b8642e6c1befef02a1ea17486f720e04
SHA152405c8c0f3025767219b37cbf61335a0a153b81
SHA25611183c16c73df71b0ed8dc6368504670c05509e3c8b6b9865558476bd8cede58
SHA5121a2f6e60169e56fe0681ebcbf6b656d829ffe2657fc5079e87fcc45aae72bdd2ff2adb34b697fe4de54a8d26e71be06664e8f6aa5d290dc045e43b03ac74496e