Analysis
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max time kernel
120s -
max time network
137s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:53
Static task
static1
Behavioral task
behavioral1
Sample
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe
Resource
win10v2004-en-20220112
General
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Target
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe
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Size
79KB
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MD5
8056c09a25a453922d7e0204dd3d89b1
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SHA1
bf47a842be9b4cbca8373601d2ba41e6242f33bc
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SHA256
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f
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SHA512
93bfdf6ec53757194004e6862d0684cf98175b3779512350d6caa29ffad02c38e6008d3280b8632cb8c1e940af4857dc09642fdceb3087848c4f0088dae19df2
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 1848 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1244 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exepid process 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.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:
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exedescription pid process Token: SeIncBasePriorityPrivilege 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.execmd.exedescription pid process target process PID 832 wrote to memory of 1848 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe MediaCenter.exe PID 832 wrote to memory of 1848 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe MediaCenter.exe PID 832 wrote to memory of 1848 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe MediaCenter.exe PID 832 wrote to memory of 1848 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe MediaCenter.exe PID 832 wrote to memory of 1244 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe cmd.exe PID 832 wrote to memory of 1244 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe cmd.exe PID 832 wrote to memory of 1244 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe cmd.exe PID 832 wrote to memory of 1244 832 1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe cmd.exe PID 1244 wrote to memory of 1996 1244 cmd.exe PING.EXE PID 1244 wrote to memory of 1996 1244 cmd.exe PING.EXE PID 1244 wrote to memory of 1996 1244 cmd.exe PING.EXE PID 1244 wrote to memory of 1996 1244 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe"C:\Users\Admin\AppData\Local\Temp\1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1848 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1420ffe660cb72e71cdfc92c0570c6db6b74bf0137caf4bb4b93ddb34e1e1d6f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1244 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1996
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2f9a7d311222f78ab43f705cd7ea8231
SHA14323058d1e324dc0273dd97d638b005b0a357d10
SHA256e6ab57b7eed9bb6199fa215040bd431f683263a6b198212872b54dd9523a804c
SHA51257e89c7c1aba5c01132adf713518cd269526de0fa8af3685acd0074eeb89af19fc48071164f413b0e745b2183ceb3e41d2ca4bb642de09f0dafcb6abd24cbc94
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MD5
2f9a7d311222f78ab43f705cd7ea8231
SHA14323058d1e324dc0273dd97d638b005b0a357d10
SHA256e6ab57b7eed9bb6199fa215040bd431f683263a6b198212872b54dd9523a804c
SHA51257e89c7c1aba5c01132adf713518cd269526de0fa8af3685acd0074eeb89af19fc48071164f413b0e745b2183ceb3e41d2ca4bb642de09f0dafcb6abd24cbc94
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MD5
2f9a7d311222f78ab43f705cd7ea8231
SHA14323058d1e324dc0273dd97d638b005b0a357d10
SHA256e6ab57b7eed9bb6199fa215040bd431f683263a6b198212872b54dd9523a804c
SHA51257e89c7c1aba5c01132adf713518cd269526de0fa8af3685acd0074eeb89af19fc48071164f413b0e745b2183ceb3e41d2ca4bb642de09f0dafcb6abd24cbc94