Analysis
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max time kernel
120s -
max time network
133s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:15
Static task
static1
Behavioral task
behavioral1
Sample
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe
Resource
win10v2004-en-20220113
General
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Target
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe
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Size
101KB
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MD5
d671b847e53c68f5389c9eb650a71ad1
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SHA1
ab4472bf48fcd32108bc51aeb6eb703b6ee1ced9
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SHA256
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9
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SHA512
18c746022531a3363856c27bfb2a7a137ea3e4d9285f6b4cadcffc4c4514443c6bf14837e1dec474e731604785129b00f826f912e3931af3d6e395f2bc72f6e8
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 1100 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1664 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exepid process 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.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:
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exedescription pid process Token: SeIncBasePriorityPrivilege 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.execmd.exedescription pid process target process PID 952 wrote to memory of 1100 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe MediaCenter.exe PID 952 wrote to memory of 1100 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe MediaCenter.exe PID 952 wrote to memory of 1100 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe MediaCenter.exe PID 952 wrote to memory of 1100 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe MediaCenter.exe PID 952 wrote to memory of 1664 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe cmd.exe PID 952 wrote to memory of 1664 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe cmd.exe PID 952 wrote to memory of 1664 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe cmd.exe PID 952 wrote to memory of 1664 952 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe cmd.exe PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe"C:\Users\Admin\AppData\Local\Temp\15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.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:1100 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1200
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
05c66778b4f1b95cb274f420134e27f1
SHA1511bb8367c43844ff1f3d93310afe64df4814197
SHA25616bc93b361aebf27428225cd41d38c66eb1edb81e20ac976425dc237e5a4a4e8
SHA51298e9fde484891d1803fbd709cbfa5e1d56828815c5ea5814d5f3ff65bbc730eeac0846d65fa36342cb9cec18442cff646dc34ed786d33448d3d180535a7a83e1
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MD5
05c66778b4f1b95cb274f420134e27f1
SHA1511bb8367c43844ff1f3d93310afe64df4814197
SHA25616bc93b361aebf27428225cd41d38c66eb1edb81e20ac976425dc237e5a4a4e8
SHA51298e9fde484891d1803fbd709cbfa5e1d56828815c5ea5814d5f3ff65bbc730eeac0846d65fa36342cb9cec18442cff646dc34ed786d33448d3d180535a7a83e1
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MD5
05c66778b4f1b95cb274f420134e27f1
SHA1511bb8367c43844ff1f3d93310afe64df4814197
SHA25616bc93b361aebf27428225cd41d38c66eb1edb81e20ac976425dc237e5a4a4e8
SHA51298e9fde484891d1803fbd709cbfa5e1d56828815c5ea5814d5f3ff65bbc730eeac0846d65fa36342cb9cec18442cff646dc34ed786d33448d3d180535a7a83e1