Analysis
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max time kernel
120s -
max time network
139s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:16
Static task
static1
Behavioral task
behavioral1
Sample
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe
Resource
win10v2004-en-20220113
General
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Target
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe
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Size
101KB
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MD5
fc55349bad42ebd41b817fe3abcd4144
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SHA1
07482c3c6e701784a71957dd9638d6c07faddf04
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SHA256
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380
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SHA512
ac3a128c1b086ad5c404ef0926551fbd7aa28ce7b07aaea6e86934db76a1955c1ec9a4b99a5c23f1b655e0b4f50de96a19edce2ee2111af996ff5ad4828d0e9c
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 980 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 436 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exepid process 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.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:
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exedescription pid process Token: SeIncBasePriorityPrivilege 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.execmd.exedescription pid process target process PID 1888 wrote to memory of 980 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe MediaCenter.exe PID 1888 wrote to memory of 980 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe MediaCenter.exe PID 1888 wrote to memory of 980 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe MediaCenter.exe PID 1888 wrote to memory of 980 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe MediaCenter.exe PID 1888 wrote to memory of 436 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe cmd.exe PID 1888 wrote to memory of 436 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe cmd.exe PID 1888 wrote to memory of 436 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe cmd.exe PID 1888 wrote to memory of 436 1888 1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe cmd.exe PID 436 wrote to memory of 1120 436 cmd.exe PING.EXE PID 436 wrote to memory of 1120 436 cmd.exe PING.EXE PID 436 wrote to memory of 1120 436 cmd.exe PING.EXE PID 436 wrote to memory of 1120 436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe"C:\Users\Admin\AppData\Local\Temp\1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:980 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1076c894ed7674690d83f236fd798c489970a6c8a85b08a80b6ef1401d7f5380.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1120
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
594a473558fee63a178130652356b1c6
SHA12682097da5496d41c35786bcfde7e4f2c73e4e1f
SHA25607626a95671a3a77fdded91a4a5f86ce92080675075f4a6e8e1101a0540f8c66
SHA512b21d57aabac75a7f73f7eafde87a00cb683b68238998f3a7fcc7293fee9d5757029c0f49f9fba1f983b87f40fca6cbd3e1be893ba7a94fef9246b2a24ca74446
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MD5
594a473558fee63a178130652356b1c6
SHA12682097da5496d41c35786bcfde7e4f2c73e4e1f
SHA25607626a95671a3a77fdded91a4a5f86ce92080675075f4a6e8e1101a0540f8c66
SHA512b21d57aabac75a7f73f7eafde87a00cb683b68238998f3a7fcc7293fee9d5757029c0f49f9fba1f983b87f40fca6cbd3e1be893ba7a94fef9246b2a24ca74446
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MD5
594a473558fee63a178130652356b1c6
SHA12682097da5496d41c35786bcfde7e4f2c73e4e1f
SHA25607626a95671a3a77fdded91a4a5f86ce92080675075f4a6e8e1101a0540f8c66
SHA512b21d57aabac75a7f73f7eafde87a00cb683b68238998f3a7fcc7293fee9d5757029c0f49f9fba1f983b87f40fca6cbd3e1be893ba7a94fef9246b2a24ca74446