Analysis
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max time kernel
120s -
max time network
130s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:12
Static task
static1
Behavioral task
behavioral1
Sample
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe
Resource
win10v2004-en-20220112
General
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Target
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe
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Size
191KB
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MD5
94d1b47f4cdfa4785ad8772aa586ff4e
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SHA1
2001036aa001d0b6efca09e34517e027caadd104
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SHA256
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65
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SHA512
226264d13284a76c7a85c10cd6482d3784602666df4308e2b84e2a143e0a7fc3331dc9de7ef31242ccb6c53720f8977da0c4da40b9323c98f0db450c050f3ad1
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 524 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exepid process 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.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:
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exedescription pid process Token: SeIncBasePriorityPrivilege 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.execmd.exedescription pid process target process PID 1176 wrote to memory of 524 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe MediaCenter.exe PID 1176 wrote to memory of 524 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe MediaCenter.exe PID 1176 wrote to memory of 524 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe MediaCenter.exe PID 1176 wrote to memory of 524 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe MediaCenter.exe PID 1176 wrote to memory of 396 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe cmd.exe PID 1176 wrote to memory of 396 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe cmd.exe PID 1176 wrote to memory of 396 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe cmd.exe PID 1176 wrote to memory of 396 1176 1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe cmd.exe PID 396 wrote to memory of 1960 396 cmd.exe PING.EXE PID 396 wrote to memory of 1960 396 cmd.exe PING.EXE PID 396 wrote to memory of 1960 396 cmd.exe PING.EXE PID 396 wrote to memory of 1960 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe"C:\Users\Admin\AppData\Local\Temp\1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:524 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1093fb813436876accbdec43d77874b09ff7682e6b6e9d9a72566b55d09c4c65.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1960
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7f42f668e085b44f01a6cf7b1a6b88b9
SHA1652297be6816abd0bfd5b715ffabbe11da9d5b75
SHA256ba794e853d62487135dcde98dd24c9263da07bbca786ec1431065d96ccf0433d
SHA512d7b808ae9a1a09f686cd39f7e100f8a69a07a62c52317fd7db2958f8048e8dde96804de54a8c9a836b3461035f679cf758b06d418f4a9747f439215bacd39d32
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MD5
7f42f668e085b44f01a6cf7b1a6b88b9
SHA1652297be6816abd0bfd5b715ffabbe11da9d5b75
SHA256ba794e853d62487135dcde98dd24c9263da07bbca786ec1431065d96ccf0433d
SHA512d7b808ae9a1a09f686cd39f7e100f8a69a07a62c52317fd7db2958f8048e8dde96804de54a8c9a836b3461035f679cf758b06d418f4a9747f439215bacd39d32
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MD5
7f42f668e085b44f01a6cf7b1a6b88b9
SHA1652297be6816abd0bfd5b715ffabbe11da9d5b75
SHA256ba794e853d62487135dcde98dd24c9263da07bbca786ec1431065d96ccf0433d
SHA512d7b808ae9a1a09f686cd39f7e100f8a69a07a62c52317fd7db2958f8048e8dde96804de54a8c9a836b3461035f679cf758b06d418f4a9747f439215bacd39d32