Analysis
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max time kernel
123s -
max time network
147s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:35
Static task
static1
Behavioral task
behavioral1
Sample
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe
Resource
win10v2004-en-20220112
General
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Target
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe
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Size
99KB
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MD5
f91378b0ac8c86132e4aca14af54dab0
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SHA1
38633165b61921dffe7b8af7da45708087084afb
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SHA256
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9
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SHA512
96ac6e494285a8887cc79ec84c17e2a4f5794be7a51bb8ed5d18c978135853ded5236e4f472f1a5194ee23845d01a7bb08e25a632fc950a7a448177cc74c9405
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 C:\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 1288 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1084 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exepid process 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.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:
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exedescription pid process Token: SeIncBasePriorityPrivilege 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.execmd.exedescription pid process target process PID 1464 wrote to memory of 1288 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe MediaCenter.exe PID 1464 wrote to memory of 1288 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe MediaCenter.exe PID 1464 wrote to memory of 1288 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe MediaCenter.exe PID 1464 wrote to memory of 1288 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe MediaCenter.exe PID 1464 wrote to memory of 1084 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe cmd.exe PID 1464 wrote to memory of 1084 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe cmd.exe PID 1464 wrote to memory of 1084 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe cmd.exe PID 1464 wrote to memory of 1084 1464 1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe cmd.exe PID 1084 wrote to memory of 1984 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1984 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1984 1084 cmd.exe PING.EXE PID 1084 wrote to memory of 1984 1084 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe"C:\Users\Admin\AppData\Local\Temp\1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1288 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1740e8ae83a4680943c691cdd172735293c70f8c56e8532d519580f280df69a9.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1984
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
8c7a4c0d5a8728b1d34b5291da1ed49e
SHA1ba922bb9e2701caddcb38e31062584b1b033794e
SHA2561917a109903beddeb8c220a3a422e20f1003366fbb885ce5cc122a16b21a716b
SHA512a6870b77e0cf197be7735bf413230efdb5029aed00ebf3da9af27a1ed5ee65400d2b298f926be56283dab48168abc2d8b8a7046f9a73047251b9252e678ef6fd
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MD5
8c7a4c0d5a8728b1d34b5291da1ed49e
SHA1ba922bb9e2701caddcb38e31062584b1b033794e
SHA2561917a109903beddeb8c220a3a422e20f1003366fbb885ce5cc122a16b21a716b
SHA512a6870b77e0cf197be7735bf413230efdb5029aed00ebf3da9af27a1ed5ee65400d2b298f926be56283dab48168abc2d8b8a7046f9a73047251b9252e678ef6fd
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MD5
8c7a4c0d5a8728b1d34b5291da1ed49e
SHA1ba922bb9e2701caddcb38e31062584b1b033794e
SHA2561917a109903beddeb8c220a3a422e20f1003366fbb885ce5cc122a16b21a716b
SHA512a6870b77e0cf197be7735bf413230efdb5029aed00ebf3da9af27a1ed5ee65400d2b298f926be56283dab48168abc2d8b8a7046f9a73047251b9252e678ef6fd