Analysis
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max time kernel
139s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
04-06-2022 16:21
Static task
static1
Behavioral task
behavioral1
Sample
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe
Resource
win10v2004-20220414-en
General
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Target
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe
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Size
324KB
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MD5
0f3705fef1ba5a9cf4e8c77def7baec9
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SHA1
614c5b3ac3f03f8566d7815f4e143826b1d4d402
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SHA256
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906
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SHA512
48206e4978ef1083f40e28d66c069f1f14ad2d36fbb9abe464eff2bd25cbc643dc406601afa4bb88aa07dd92e390c95a2cedcec31d0cb6a0bc2ca24ce081e64e
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\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 3844 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.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:
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exedescription pid process Token: SeIncBasePriorityPrivilege 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.execmd.exedescription pid process target process PID 1164 wrote to memory of 3844 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe MediaCenter.exe PID 1164 wrote to memory of 3844 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe MediaCenter.exe PID 1164 wrote to memory of 3844 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe MediaCenter.exe PID 1164 wrote to memory of 4296 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe cmd.exe PID 1164 wrote to memory of 4296 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe cmd.exe PID 1164 wrote to memory of 4296 1164 80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe cmd.exe PID 4296 wrote to memory of 4164 4296 cmd.exe PING.EXE PID 4296 wrote to memory of 4164 4296 cmd.exe PING.EXE PID 4296 wrote to memory of 4164 4296 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe"C:\Users\Admin\AppData\Local\Temp\80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\80674a5bf3e9e2005bbae5d5e1ff0071b00ee6a2436c282cb94ff3ce56a9d906.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
324KB
MD5991267725d054100133f85ebddcf4182
SHA1e544ea7f66f1c5c27398b0de2dceec8ebeee3ac5
SHA2561b524800e7719924443865422e4771da51f10754136d35de61028f4fdc14fe90
SHA512ec2e0eafa6234ea278b02f34abe6e3b19e8e163a84327874cace226d8ed8742a94b5b7ed4bbf0cc3a84d5a9dd00867193d6778c0e34003643a36e6e14dc4b824
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
324KB
MD5991267725d054100133f85ebddcf4182
SHA1e544ea7f66f1c5c27398b0de2dceec8ebeee3ac5
SHA2561b524800e7719924443865422e4771da51f10754136d35de61028f4fdc14fe90
SHA512ec2e0eafa6234ea278b02f34abe6e3b19e8e163a84327874cace226d8ed8742a94b5b7ed4bbf0cc3a84d5a9dd00867193d6778c0e34003643a36e6e14dc4b824
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memory/3844-130-0x0000000000000000-mapping.dmp
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memory/4164-134-0x0000000000000000-mapping.dmp
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memory/4296-133-0x0000000000000000-mapping.dmp