Analysis
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max time kernel
119s -
max time network
125s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:42
Static task
static1
Behavioral task
behavioral1
Sample
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe
Resource
win10v2004-en-20220112
General
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Target
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe
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Size
101KB
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MD5
367c0968f6cc7d8924cba30d00a8f0dc
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SHA1
bc1c26003574c0f8889efb61f46bb75266fe4fef
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SHA256
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca
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SHA512
dfb4fc00e0b693793eb55db57c4f210976c6487773d77e73b7804741f31e268c70458371d6d574131ebc4b04df997048170a25eaa1808fbac77cd6d9f82efefb
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 1684 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exepid process 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.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:
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exedescription pid process Token: SeIncBasePriorityPrivilege 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.execmd.exedescription pid process target process PID 1212 wrote to memory of 1684 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe MediaCenter.exe PID 1212 wrote to memory of 1684 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe MediaCenter.exe PID 1212 wrote to memory of 1684 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe MediaCenter.exe PID 1212 wrote to memory of 1684 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe MediaCenter.exe PID 1212 wrote to memory of 396 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe cmd.exe PID 1212 wrote to memory of 396 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe cmd.exe PID 1212 wrote to memory of 396 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe cmd.exe PID 1212 wrote to memory of 396 1212 11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe cmd.exe PID 396 wrote to memory of 1972 396 cmd.exe PING.EXE PID 396 wrote to memory of 1972 396 cmd.exe PING.EXE PID 396 wrote to memory of 1972 396 cmd.exe PING.EXE PID 396 wrote to memory of 1972 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe"C:\Users\Admin\AppData\Local\Temp\11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1684 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11e81e407ebcbc86abf52595270aaa0956f5c1f7cea2d470faa31639ab633dca.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1972
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d251ffe1b4747ad6e20e244db93bec6a
SHA161161dddd09024aff25870915e0a88d97bcd043d
SHA2566b6a9563493727790ef3d4073f6112c2f4b120b497a6c437f3861d986751fae1
SHA51246c88dc613d838635d7e0e6bb21717bfc977083f54524e1e58ad1343cf60f8e7e0d89d24f2d73ed4ee86a1624110d6db2cba920115f698c7929882d80dfdfd82
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MD5
d251ffe1b4747ad6e20e244db93bec6a
SHA161161dddd09024aff25870915e0a88d97bcd043d
SHA2566b6a9563493727790ef3d4073f6112c2f4b120b497a6c437f3861d986751fae1
SHA51246c88dc613d838635d7e0e6bb21717bfc977083f54524e1e58ad1343cf60f8e7e0d89d24f2d73ed4ee86a1624110d6db2cba920115f698c7929882d80dfdfd82
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MD5
d251ffe1b4747ad6e20e244db93bec6a
SHA161161dddd09024aff25870915e0a88d97bcd043d
SHA2566b6a9563493727790ef3d4073f6112c2f4b120b497a6c437f3861d986751fae1
SHA51246c88dc613d838635d7e0e6bb21717bfc977083f54524e1e58ad1343cf60f8e7e0d89d24f2d73ed4ee86a1624110d6db2cba920115f698c7929882d80dfdfd82