Analysis
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max time kernel
132s -
max time network
131s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
30-01-2022 17:35
Static task
static1
Behavioral task
behavioral1
Sample
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe
Resource
win10-en-20211208
General
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Target
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe
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Size
89KB
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MD5
6bdf4e5b35b4cc5d3d519edc67086d7f
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SHA1
38d25754e13a219d0d8b3d6d0eefed18ff81af99
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SHA256
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb
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SHA512
75a49a6e9552408be36abd514f2ed5428ba5ecc2ba4da7ce53d29297862dfff58f94608d872104ecab7f1bbb6b388515a744724bde6cbef1bde27b7b219a723b
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1312 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1912 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exepid process 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.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:
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exedescription pid process Token: SeIncBasePriorityPrivilege 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.execmd.exedescription pid process target process PID 1632 wrote to memory of 1312 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe MediaCenter.exe PID 1632 wrote to memory of 1312 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe MediaCenter.exe PID 1632 wrote to memory of 1312 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe MediaCenter.exe PID 1632 wrote to memory of 1312 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe MediaCenter.exe PID 1632 wrote to memory of 1912 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe cmd.exe PID 1632 wrote to memory of 1912 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe cmd.exe PID 1632 wrote to memory of 1912 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe cmd.exe PID 1632 wrote to memory of 1912 1632 8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe cmd.exe PID 1912 wrote to memory of 1040 1912 cmd.exe PING.EXE PID 1912 wrote to memory of 1040 1912 cmd.exe PING.EXE PID 1912 wrote to memory of 1040 1912 cmd.exe PING.EXE PID 1912 wrote to memory of 1040 1912 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe"C:\Users\Admin\AppData\Local\Temp\8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1312 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1040
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d360580fc2eec79845f8e72741fb0aa9
SHA193373ce9c818adc3a2ede5fb3e3b7f3470cafc00
SHA2565e91abe939d59aa9b62067c99dbc633b3dbcf7476e8e7d4352acb096f6055a31
SHA5122ce307563f363a8e7c8e89fb2cbbf2d9fe2cf11405e89592d674d5d9c7744b27c8ba48d468845463cfab14e47511854293d07033fce9836d1d3ec4ba36575084
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MD5
d360580fc2eec79845f8e72741fb0aa9
SHA193373ce9c818adc3a2ede5fb3e3b7f3470cafc00
SHA2565e91abe939d59aa9b62067c99dbc633b3dbcf7476e8e7d4352acb096f6055a31
SHA5122ce307563f363a8e7c8e89fb2cbbf2d9fe2cf11405e89592d674d5d9c7744b27c8ba48d468845463cfab14e47511854293d07033fce9836d1d3ec4ba36575084