Analysis
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max time kernel
120s -
max time network
134s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:52
Static task
static1
Behavioral task
behavioral1
Sample
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe
Resource
win10v2004-en-20220113
General
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Target
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe
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Size
79KB
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MD5
6d5062d35300b19038b448d672b8f050
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SHA1
be37625539d14ccfe3cdd56130d52d51936cd658
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SHA256
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24
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SHA512
f3a54ea1b622f81d6dad5c53db96643068d489e295d97fea2daa96577ed39f9ce6b6100df045f487c9e10b145f52c2b48f47365e924b48785a0daa9ccf5c7e23
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 \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 1648 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2004 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exepid process 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.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:
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exedescription pid process Token: SeIncBasePriorityPrivilege 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.execmd.exedescription pid process target process PID 984 wrote to memory of 1648 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe MediaCenter.exe PID 984 wrote to memory of 1648 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe MediaCenter.exe PID 984 wrote to memory of 1648 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe MediaCenter.exe PID 984 wrote to memory of 1648 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe MediaCenter.exe PID 984 wrote to memory of 2004 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe cmd.exe PID 984 wrote to memory of 2004 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe cmd.exe PID 984 wrote to memory of 2004 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe cmd.exe PID 984 wrote to memory of 2004 984 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe cmd.exe PID 2004 wrote to memory of 1676 2004 cmd.exe PING.EXE PID 2004 wrote to memory of 1676 2004 cmd.exe PING.EXE PID 2004 wrote to memory of 1676 2004 cmd.exe PING.EXE PID 2004 wrote to memory of 1676 2004 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe"C:\Users\Admin\AppData\Local\Temp\1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1648 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1676
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
f7c83fb6f29970f64fd56240e35e4bd3
SHA1006e670b08bce01bf6c2de53a33ed58f3246c73f
SHA256f7b8013da764b428dcf74a7391ac07a1607bdc385f8e7ec8f2a8674e91e83582
SHA5126ead98232be7b475dba57b765ee460ace7095fde01ba8ebd2f47c87bbd667f3fef060c53b23ac1f5290d07167740c45055fd3a847a5cabcd809eb86325cf5524
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MD5
f7c83fb6f29970f64fd56240e35e4bd3
SHA1006e670b08bce01bf6c2de53a33ed58f3246c73f
SHA256f7b8013da764b428dcf74a7391ac07a1607bdc385f8e7ec8f2a8674e91e83582
SHA5126ead98232be7b475dba57b765ee460ace7095fde01ba8ebd2f47c87bbd667f3fef060c53b23ac1f5290d07167740c45055fd3a847a5cabcd809eb86325cf5524
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MD5
f7c83fb6f29970f64fd56240e35e4bd3
SHA1006e670b08bce01bf6c2de53a33ed58f3246c73f
SHA256f7b8013da764b428dcf74a7391ac07a1607bdc385f8e7ec8f2a8674e91e83582
SHA5126ead98232be7b475dba57b765ee460ace7095fde01ba8ebd2f47c87bbd667f3fef060c53b23ac1f5290d07167740c45055fd3a847a5cabcd809eb86325cf5524