Analysis
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max time kernel
117s -
max time network
136s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:05
Static task
static1
Behavioral task
behavioral1
Sample
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe
Resource
win10v2004-en-20220112
General
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Target
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe
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Size
100KB
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MD5
d3b4a936517625d7bcfbf83c8c23c369
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SHA1
ecd4bb20c9de0f49f9ff0f97395183b8507c0781
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SHA256
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94
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SHA512
e6bcef338928f6dfc2d07fc05ad415ae8118ca7ee1011232b8a33513b5b8dc7ed067555787e67b8b6dbe04527a4d67af1e045f0e9b3137b94f17c56dbf61e146
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 1696 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exepid process 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.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:
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exedescription pid process Token: SeIncBasePriorityPrivilege 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.execmd.exedescription pid process target process PID 1608 wrote to memory of 1696 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe MediaCenter.exe PID 1608 wrote to memory of 1696 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe MediaCenter.exe PID 1608 wrote to memory of 1696 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe MediaCenter.exe PID 1608 wrote to memory of 1696 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe MediaCenter.exe PID 1608 wrote to memory of 396 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe cmd.exe PID 1608 wrote to memory of 396 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe cmd.exe PID 1608 wrote to memory of 396 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe cmd.exe PID 1608 wrote to memory of 396 1608 1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe cmd.exe PID 396 wrote to memory of 1672 396 cmd.exe PING.EXE PID 396 wrote to memory of 1672 396 cmd.exe PING.EXE PID 396 wrote to memory of 1672 396 cmd.exe PING.EXE PID 396 wrote to memory of 1672 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe"C:\Users\Admin\AppData\Local\Temp\1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1696 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1898a0fb93b22dc2f9fbac5178283fe47e828189359f8247691b29f2aae1bc94.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1672
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d0c1e239687c93c84c0936dfe4e3cb08
SHA192fc927a0f763d817c9eca59e00c894246d3d00d
SHA25638b8e738a727ab8a8194d97b4355c162c9f07f1b2c0acd584c79dc264b3f64df
SHA512ae1574690d5c837eddcb3984028e61ce42ab916db32f7d6355cb87d2bda47c186b29cda7b6d9d8733cb29d010712d8c30a4b2976dd77661c080cae736984755e
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MD5
d0c1e239687c93c84c0936dfe4e3cb08
SHA192fc927a0f763d817c9eca59e00c894246d3d00d
SHA25638b8e738a727ab8a8194d97b4355c162c9f07f1b2c0acd584c79dc264b3f64df
SHA512ae1574690d5c837eddcb3984028e61ce42ab916db32f7d6355cb87d2bda47c186b29cda7b6d9d8733cb29d010712d8c30a4b2976dd77661c080cae736984755e
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MD5
d0c1e239687c93c84c0936dfe4e3cb08
SHA192fc927a0f763d817c9eca59e00c894246d3d00d
SHA25638b8e738a727ab8a8194d97b4355c162c9f07f1b2c0acd584c79dc264b3f64df
SHA512ae1574690d5c837eddcb3984028e61ce42ab916db32f7d6355cb87d2bda47c186b29cda7b6d9d8733cb29d010712d8c30a4b2976dd77661c080cae736984755e