Analysis
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max time kernel
137s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:45
Static task
static1
Behavioral task
behavioral1
Sample
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe
Resource
win10v2004-en-20220112
General
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Target
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe
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Size
99KB
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MD5
2e5b286f0fed9e6ffd45f1995ca8c572
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SHA1
82cc8b753f38ebbf5d0931aa84d80bd4d059141e
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SHA256
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5
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SHA512
7ec4d1ff49d4598a840a12f4be67fc04fdc76c226f1e100ca25f8688ffd18dd92b5ffb22868e5b1428550c5a9c763cef2ddd5a64b693d28c1152c8ae16d47012
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 1528 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 284 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exepid process 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.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:
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exedescription pid process Token: SeIncBasePriorityPrivilege 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.execmd.exedescription pid process target process PID 1552 wrote to memory of 1528 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe MediaCenter.exe PID 1552 wrote to memory of 1528 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe MediaCenter.exe PID 1552 wrote to memory of 1528 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe MediaCenter.exe PID 1552 wrote to memory of 1528 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe MediaCenter.exe PID 1552 wrote to memory of 284 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe cmd.exe PID 1552 wrote to memory of 284 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe cmd.exe PID 1552 wrote to memory of 284 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe cmd.exe PID 1552 wrote to memory of 284 1552 091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe cmd.exe PID 284 wrote to memory of 1052 284 cmd.exe PING.EXE PID 284 wrote to memory of 1052 284 cmd.exe PING.EXE PID 284 wrote to memory of 1052 284 cmd.exe PING.EXE PID 284 wrote to memory of 1052 284 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe"C:\Users\Admin\AppData\Local\Temp\091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1552 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1528 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\091e74b61726a1cf4362a94d6234cca87a62d1c671f870c2d151d57986549af5.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:284 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1052
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
dea9c41d6373442ed2623014163bc8af
SHA127587bdc55a4185017c1a4e34be87ca76984b257
SHA2569f8a8bac619bd42a1898d514b14d69882fb35da8b4392237e0aece1116d12c3d
SHA512011c81c7f378aa31cd9d64c6d8f347cf20d2774687dd3703488fa54644b41870434805cfbad93d9253fcc21167432bb033fd68b295e9df1974a3a0cabe4d6985
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
dea9c41d6373442ed2623014163bc8af
SHA127587bdc55a4185017c1a4e34be87ca76984b257
SHA2569f8a8bac619bd42a1898d514b14d69882fb35da8b4392237e0aece1116d12c3d
SHA512011c81c7f378aa31cd9d64c6d8f347cf20d2774687dd3703488fa54644b41870434805cfbad93d9253fcc21167432bb033fd68b295e9df1974a3a0cabe4d6985
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
dea9c41d6373442ed2623014163bc8af
SHA127587bdc55a4185017c1a4e34be87ca76984b257
SHA2569f8a8bac619bd42a1898d514b14d69882fb35da8b4392237e0aece1116d12c3d
SHA512011c81c7f378aa31cd9d64c6d8f347cf20d2774687dd3703488fa54644b41870434805cfbad93d9253fcc21167432bb033fd68b295e9df1974a3a0cabe4d6985
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memory/1552-55-0x0000000075B11000-0x0000000075B13000-memory.dmpFilesize
8KB