Analysis
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max time kernel
120s -
max time network
130s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:43
Static task
static1
Behavioral task
behavioral1
Sample
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe
Resource
win10v2004-en-20220113
General
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Target
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe
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Size
191KB
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MD5
125be13bca9849fc539a6aa3574d6f2e
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SHA1
c05cee432a0b677093dd810685fbcd09f626ed7b
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SHA256
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538
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SHA512
086c716e837f245d3f255f32330efeb457994ce5881ea6d041117a464d6fc93fcaedb73e4be7c09b5541dd46920a78e9c5dfe665d6ac8a8bf20fac6769a013fa
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \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 972 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1788 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exepid process 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.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:
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exedescription pid process Token: SeIncBasePriorityPrivilege 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.execmd.exedescription pid process target process PID 1388 wrote to memory of 972 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe MediaCenter.exe PID 1388 wrote to memory of 972 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe MediaCenter.exe PID 1388 wrote to memory of 972 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe MediaCenter.exe PID 1388 wrote to memory of 972 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe MediaCenter.exe PID 1388 wrote to memory of 1788 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe cmd.exe PID 1388 wrote to memory of 1788 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe cmd.exe PID 1388 wrote to memory of 1788 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe cmd.exe PID 1388 wrote to memory of 1788 1388 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe cmd.exe PID 1788 wrote to memory of 748 1788 cmd.exe PING.EXE PID 1788 wrote to memory of 748 1788 cmd.exe PING.EXE PID 1788 wrote to memory of 748 1788 cmd.exe PING.EXE PID 1788 wrote to memory of 748 1788 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe"C:\Users\Admin\AppData\Local\Temp\16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:972 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:748
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9dc90a514109ab4381e3382684185fbc
SHA16d2a54a08533844927438358dbfed8cf440334b6
SHA2567a2dd5edb82d4c39fff331e3d8037d88cc4ca3ada962055336ddc17459408769
SHA51242efe9c397b8699e10b3dbfd2aefc10430974b32dca406bda8f081cbec647f943d479d8a1365f1e523960c736894ac50b7fd6bb9f47ff82388147f5c39afbd3d
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MD5
9dc90a514109ab4381e3382684185fbc
SHA16d2a54a08533844927438358dbfed8cf440334b6
SHA2567a2dd5edb82d4c39fff331e3d8037d88cc4ca3ada962055336ddc17459408769
SHA51242efe9c397b8699e10b3dbfd2aefc10430974b32dca406bda8f081cbec647f943d479d8a1365f1e523960c736894ac50b7fd6bb9f47ff82388147f5c39afbd3d
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MD5
9dc90a514109ab4381e3382684185fbc
SHA16d2a54a08533844927438358dbfed8cf440334b6
SHA2567a2dd5edb82d4c39fff331e3d8037d88cc4ca3ada962055336ddc17459408769
SHA51242efe9c397b8699e10b3dbfd2aefc10430974b32dca406bda8f081cbec647f943d479d8a1365f1e523960c736894ac50b7fd6bb9f47ff82388147f5c39afbd3d