Analysis
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max time kernel
141s -
max time network
149s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:21
Static task
static1
Behavioral task
behavioral1
Sample
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe
Resource
win10v2004-en-20220112
General
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Target
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe
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Size
150KB
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MD5
94049d9112424c22b0f70d95fdeb864a
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SHA1
34a38e322f9888c2c9fc8d6a2d58623c42563baf
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SHA256
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a
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SHA512
75ece4b91b89116ae79e15dcbbcb790e183e68587a7f95b791cfef3d49407c86d2aba6d327f7cbc4e14d658b87764970e31d0f4718dcdd8a550da012eba62d52
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1892 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 440 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exepid process 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.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:
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exedescription pid process Token: SeIncBasePriorityPrivilege 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.execmd.exedescription pid process target process PID 1712 wrote to memory of 1892 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe MediaCenter.exe PID 1712 wrote to memory of 1892 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe MediaCenter.exe PID 1712 wrote to memory of 1892 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe MediaCenter.exe PID 1712 wrote to memory of 1892 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe MediaCenter.exe PID 1712 wrote to memory of 440 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe cmd.exe PID 1712 wrote to memory of 440 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe cmd.exe PID 1712 wrote to memory of 440 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe cmd.exe PID 1712 wrote to memory of 440 1712 15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe cmd.exe PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe"C:\Users\Admin\AppData\Local\Temp\15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1892 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15791d18785a136b2891e2e6ae4948dcebcb099f45e5915f312ad9b87caa8c6a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1932
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
bc9b3648e06de53848e5e90d4b891ed9
SHA1c7e45d43c99050fb5c5fe2241f8977e217258b0c
SHA2565885d66e798ae267d0b0099d5c1622c706cc7700ec852bdf7c371d75ba54dd90
SHA5122f4dbba007ed61bb216b9e07eb92e63c5073aa31d081ec6b6d2cafae26db632f33b5fc40ed202a417702b4bf2a8a90c1b0566f310f7899137271fe9719192af3
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MD5
bc9b3648e06de53848e5e90d4b891ed9
SHA1c7e45d43c99050fb5c5fe2241f8977e217258b0c
SHA2565885d66e798ae267d0b0099d5c1622c706cc7700ec852bdf7c371d75ba54dd90
SHA5122f4dbba007ed61bb216b9e07eb92e63c5073aa31d081ec6b6d2cafae26db632f33b5fc40ed202a417702b4bf2a8a90c1b0566f310f7899137271fe9719192af3