Analysis
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max time kernel
121s -
max time network
143s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:49
Static task
static1
Behavioral task
behavioral1
Sample
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe
Resource
win10v2004-en-20220113
General
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Target
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe
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Size
101KB
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MD5
4a641165c2e9a70eca25ccbfc8934847
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SHA1
6661bb3fc1d80487eb272f41804c1447abd40189
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SHA256
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d
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SHA512
32cfa3c3fd60ebaf69a17973f2200cde9cc7dbe9701c5e9df63e3d5501210a4df7e5da2e8cb29cccc89d5d13fa96a8cd453d8940f7425f45a972990ff24b92b3
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1548 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1212 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exepid process 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.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:
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exedescription pid process Token: SeIncBasePriorityPrivilege 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.execmd.exedescription pid process target process PID 1164 wrote to memory of 1548 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe MediaCenter.exe PID 1164 wrote to memory of 1548 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe MediaCenter.exe PID 1164 wrote to memory of 1548 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe MediaCenter.exe PID 1164 wrote to memory of 1548 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe MediaCenter.exe PID 1164 wrote to memory of 1212 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe cmd.exe PID 1164 wrote to memory of 1212 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe cmd.exe PID 1164 wrote to memory of 1212 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe cmd.exe PID 1164 wrote to memory of 1212 1164 08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe cmd.exe PID 1212 wrote to memory of 980 1212 cmd.exe PING.EXE PID 1212 wrote to memory of 980 1212 cmd.exe PING.EXE PID 1212 wrote to memory of 980 1212 cmd.exe PING.EXE PID 1212 wrote to memory of 980 1212 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe"C:\Users\Admin\AppData\Local\Temp\08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1164 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1548 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\08f8983c37e1eff0e2b361b6b85ee767630fa1e594596fc4d4d28d124f8be77d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:980
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
a39f06dc2b76b739fa5bd814d2bf35b3
SHA15de384a5dc7967e85093a2ef1bf2bec4acbe4516
SHA256b410641799c765543a422db50b078d6efbe66a5490b286a82b5cf591a5d4a772
SHA51230425cb888598ccf4591ede0fc7d76e4261ebe3b35fcb486740bd3b56aa0384f71a2f8353abf6e0e66482ed719858234418470e080a2baaf28e7044bc5cc26d7
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a39f06dc2b76b739fa5bd814d2bf35b3
SHA15de384a5dc7967e85093a2ef1bf2bec4acbe4516
SHA256b410641799c765543a422db50b078d6efbe66a5490b286a82b5cf591a5d4a772
SHA51230425cb888598ccf4591ede0fc7d76e4261ebe3b35fcb486740bd3b56aa0384f71a2f8353abf6e0e66482ed719858234418470e080a2baaf28e7044bc5cc26d7
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a39f06dc2b76b739fa5bd814d2bf35b3
SHA15de384a5dc7967e85093a2ef1bf2bec4acbe4516
SHA256b410641799c765543a422db50b078d6efbe66a5490b286a82b5cf591a5d4a772
SHA51230425cb888598ccf4591ede0fc7d76e4261ebe3b35fcb486740bd3b56aa0384f71a2f8353abf6e0e66482ed719858234418470e080a2baaf28e7044bc5cc26d7
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memory/1164-54-0x0000000076491000-0x0000000076493000-memory.dmpFilesize
8KB