Analysis
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max time kernel
119s -
max time network
131s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:09
Static task
static1
Behavioral task
behavioral1
Sample
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe
Resource
win10v2004-en-20220113
General
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Target
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe
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Size
192KB
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MD5
fec2a40cf07c7467696c2845abb20109
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SHA1
d2774736d26be90b6936881d9ca4572b44e36646
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SHA256
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3
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SHA512
95f1df2012226d286ed09a470f8a060e05b73b21e147a8f0e60ed83e93009abdc6cd57ddb1eab2043ab22b6ddb46325e1c42ad021b17f1869bc119ff4aed5fa9
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 1720 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 620 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exepid process 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.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:
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exedescription pid process Token: SeIncBasePriorityPrivilege 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.execmd.exedescription pid process target process PID 1588 wrote to memory of 1720 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe MediaCenter.exe PID 1588 wrote to memory of 1720 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe MediaCenter.exe PID 1588 wrote to memory of 620 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe cmd.exe PID 1588 wrote to memory of 620 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe cmd.exe PID 1588 wrote to memory of 620 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe cmd.exe PID 1588 wrote to memory of 620 1588 15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe cmd.exe PID 620 wrote to memory of 1868 620 cmd.exe PING.EXE PID 620 wrote to memory of 1868 620 cmd.exe PING.EXE PID 620 wrote to memory of 1868 620 cmd.exe PING.EXE PID 620 wrote to memory of 1868 620 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe"C:\Users\Admin\AppData\Local\Temp\15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1720 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15ed43d21d6bc4e4231559c4318347743416ee43999aeffff2b9f6701bbc6cf3.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1868
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
25622f5a98057c9fb82325aa4d604843
SHA18b50379d9bfe1aca4418da1d32a1fc33ae4ee501
SHA25675b8f33f0cfa4a0a1e579ebdadfd9acf399f41c274784b064ebf21f2d8a16ae7
SHA51206b910ffe30a16b34c4a6f367e8f92ca842d701264d74502d84edf98fa59fa000c9f7afb33d12ba16b07842449f3fdd987416929069f351404edd2754be80ab7
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MD5
25622f5a98057c9fb82325aa4d604843
SHA18b50379d9bfe1aca4418da1d32a1fc33ae4ee501
SHA25675b8f33f0cfa4a0a1e579ebdadfd9acf399f41c274784b064ebf21f2d8a16ae7
SHA51206b910ffe30a16b34c4a6f367e8f92ca842d701264d74502d84edf98fa59fa000c9f7afb33d12ba16b07842449f3fdd987416929069f351404edd2754be80ab7
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MD5
25622f5a98057c9fb82325aa4d604843
SHA18b50379d9bfe1aca4418da1d32a1fc33ae4ee501
SHA25675b8f33f0cfa4a0a1e579ebdadfd9acf399f41c274784b064ebf21f2d8a16ae7
SHA51206b910ffe30a16b34c4a6f367e8f92ca842d701264d74502d84edf98fa59fa000c9f7afb33d12ba16b07842449f3fdd987416929069f351404edd2754be80ab7