Analysis
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max time kernel
135s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 12:05
Static task
static1
Behavioral task
behavioral1
Sample
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe
Resource
win10v2004-en-20220113
General
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Target
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe
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Size
150KB
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MD5
a1839f6fd9d07f0ee3ae65aa20318fad
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SHA1
0b119f4e3c2168c6f3f6dbc0e995a578a1c0196b
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SHA256
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3
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SHA512
dfb90ada03ce51a170a55ca6b9d0b37f7c691d247c78b7cff3b17ce19d9a230c8e84f3874847280c19545afbf8d1af4366da0b0eed488adf39d907ec307d5e14
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 1388 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1084 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exepid process 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.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:
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exedescription pid process Token: SeIncBasePriorityPrivilege 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.execmd.exedescription pid process target process PID 1680 wrote to memory of 1388 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe MediaCenter.exe PID 1680 wrote to memory of 1388 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe MediaCenter.exe PID 1680 wrote to memory of 1388 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe MediaCenter.exe PID 1680 wrote to memory of 1388 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe MediaCenter.exe PID 1680 wrote to memory of 1084 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe cmd.exe PID 1680 wrote to memory of 1084 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe cmd.exe PID 1680 wrote to memory of 1084 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe cmd.exe PID 1680 wrote to memory of 1084 1680 02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe cmd.exe PID 1084 wrote to memory of 1788 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1788 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1788 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1788 1084 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe"C:\Users\Admin\AppData\Local\Temp\02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1388 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\02851f67b0801ac46417309807fcab3c82f8a0f9cf237e553afc06f043170fd3.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1788
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
fd79e705837491dba4cd2f9971104cac
SHA16099ec5e3c9e887a49b3761d179fcf9d1607e3c5
SHA256c3af35ebcdea55a033175d7e81f033dd696c95b6165e234cf27091ad0c9251b8
SHA51283533623250b224ec2b947b2ae96fe4f2162a8983ce852b42ff2add26d7aba05fdb53d44b60fd48b01d76d2af04210291bba98ba6b9d1aec6ce517b1326d33e4
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
fd79e705837491dba4cd2f9971104cac
SHA16099ec5e3c9e887a49b3761d179fcf9d1607e3c5
SHA256c3af35ebcdea55a033175d7e81f033dd696c95b6165e234cf27091ad0c9251b8
SHA51283533623250b224ec2b947b2ae96fe4f2162a8983ce852b42ff2add26d7aba05fdb53d44b60fd48b01d76d2af04210291bba98ba6b9d1aec6ce517b1326d33e4
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memory/1680-54-0x0000000076421000-0x0000000076423000-memory.dmpFilesize
8KB