Analysis
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max time kernel
117s -
max time network
128s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:32
Static task
static1
Behavioral task
behavioral1
Sample
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe
Resource
win10v2004-en-20220112
General
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Target
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe
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Size
80KB
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MD5
9041a568a72c6aad8398030b228696bd
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SHA1
1a1261ef4e98b31e88263b1118e76733d1ad5fa2
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SHA256
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52
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SHA512
279af9cea13b21b42e7fccbb3622636b9520ba3934d1bf5f5e5d2c4ab33b300c02983111f7166181ff8b2900421aa92796ebe3090c3a46593b4d4902bd611bc3
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 1872 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1648 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exepid process 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.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:
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exedescription pid process Token: SeIncBasePriorityPrivilege 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.execmd.exedescription pid process target process PID 940 wrote to memory of 1872 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe MediaCenter.exe PID 940 wrote to memory of 1872 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe MediaCenter.exe PID 940 wrote to memory of 1872 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe MediaCenter.exe PID 940 wrote to memory of 1872 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe MediaCenter.exe PID 940 wrote to memory of 1648 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe cmd.exe PID 940 wrote to memory of 1648 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe cmd.exe PID 940 wrote to memory of 1648 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe cmd.exe PID 940 wrote to memory of 1648 940 176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe cmd.exe PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE PID 1648 wrote to memory of 1628 1648 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe"C:\Users\Admin\AppData\Local\Temp\176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:940 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1872 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\176917084fb51accecde70308b25bf21dd9c216cafd5518534acecaa9d31aa52.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1628
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
c4927b6f3647225eca8e12063bea1806
SHA16da903aa7c793dce848885958454ba6effd9bc1c
SHA256a1ee321a002944f8eadb192e2908bf0da5c0721a1ef8c0027bc26708883101cd
SHA512b89c7536aa895a94666d212994505ca93f01755f61b8761272dad1100a7f85d899086ee9e19bffcb838ecc1f078ca8b0d841e39b71ff9258ec39b5b68f19c717
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MD5
c4927b6f3647225eca8e12063bea1806
SHA16da903aa7c793dce848885958454ba6effd9bc1c
SHA256a1ee321a002944f8eadb192e2908bf0da5c0721a1ef8c0027bc26708883101cd
SHA512b89c7536aa895a94666d212994505ca93f01755f61b8761272dad1100a7f85d899086ee9e19bffcb838ecc1f078ca8b0d841e39b71ff9258ec39b5b68f19c717
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MD5
c4927b6f3647225eca8e12063bea1806
SHA16da903aa7c793dce848885958454ba6effd9bc1c
SHA256a1ee321a002944f8eadb192e2908bf0da5c0721a1ef8c0027bc26708883101cd
SHA512b89c7536aa895a94666d212994505ca93f01755f61b8761272dad1100a7f85d899086ee9e19bffcb838ecc1f078ca8b0d841e39b71ff9258ec39b5b68f19c717