Analysis
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max time kernel
136s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
14-10-2023 19:10
Behavioral task
behavioral1
Sample
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe
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Size
99KB
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MD5
b6a6bd2f62e9ee0b49d6d7b899278e20
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SHA1
d14c230080cd6ac5e5261f4255f4b791574cf23a
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SHA256
ddf994a0055d6088f9cade2c841d4f903801e14f50a6896ab5d4bf4550f194d0
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SHA512
67cd34108ecea56935a67d0ad0db3c4bdd2d764b1f81e840179ea5a438112c494a2751341a9a8f7dfaed4b0e8bb1d2f5d4c012636d5bf2766dded887f7713ba6
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SSDEEP
1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrbx:c0hpgz6xGhZamyF30B/x
Malware Config
Signatures
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Sakula payload 9 IoCs
Processes:
resource yara_rule behavioral1/memory/956-0-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula \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 behavioral1/memory/2912-10-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula behavioral1/memory/956-11-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula behavioral1/memory/2912-14-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula behavioral1/memory/956-15-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2464 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2912 MediaCenter.exe -
Loads dropped DLL 2 IoCs
Processes:
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exepid process 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exedescription pid process Token: SeIncBasePriorityPrivilege 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.execmd.exedescription pid process target process PID 956 wrote to memory of 2912 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe MediaCenter.exe PID 956 wrote to memory of 2912 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe MediaCenter.exe PID 956 wrote to memory of 2912 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe MediaCenter.exe PID 956 wrote to memory of 2912 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe MediaCenter.exe PID 956 wrote to memory of 2464 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe cmd.exe PID 956 wrote to memory of 2464 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe cmd.exe PID 956 wrote to memory of 2464 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe cmd.exe PID 956 wrote to memory of 2464 956 NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe cmd.exe PID 2464 wrote to memory of 2612 2464 cmd.exe PING.EXE PID 2464 wrote to memory of 2612 2464 cmd.exe PING.EXE PID 2464 wrote to memory of 2612 2464 cmd.exe PING.EXE PID 2464 wrote to memory of 2612 2464 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2912 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.b6a6bd2f62e9ee0b49d6d7b899278e20.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2612
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
99KB
MD5393a847d670512be27d946d612fe401b
SHA1087947687e7d9e17591ecaecda37318b587f0f3c
SHA25695ae5d7471d13f7305ef8d81d9969a34847b5f153c862d31a006db19c79941bc
SHA512161e6fb5db0b28737cde3e6f190a11540bc529d3c6e108ceac6b04fd3b4b43e86e3857d08e9c225af42b79e771acc813fb5a0007e917f3e9cb2074b92829fb67
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
99KB
MD5393a847d670512be27d946d612fe401b
SHA1087947687e7d9e17591ecaecda37318b587f0f3c
SHA25695ae5d7471d13f7305ef8d81d9969a34847b5f153c862d31a006db19c79941bc
SHA512161e6fb5db0b28737cde3e6f190a11540bc529d3c6e108ceac6b04fd3b4b43e86e3857d08e9c225af42b79e771acc813fb5a0007e917f3e9cb2074b92829fb67
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
99KB
MD5393a847d670512be27d946d612fe401b
SHA1087947687e7d9e17591ecaecda37318b587f0f3c
SHA25695ae5d7471d13f7305ef8d81d9969a34847b5f153c862d31a006db19c79941bc
SHA512161e6fb5db0b28737cde3e6f190a11540bc529d3c6e108ceac6b04fd3b4b43e86e3857d08e9c225af42b79e771acc813fb5a0007e917f3e9cb2074b92829fb67
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
99KB
MD5393a847d670512be27d946d612fe401b
SHA1087947687e7d9e17591ecaecda37318b587f0f3c
SHA25695ae5d7471d13f7305ef8d81d9969a34847b5f153c862d31a006db19c79941bc
SHA512161e6fb5db0b28737cde3e6f190a11540bc529d3c6e108ceac6b04fd3b4b43e86e3857d08e9c225af42b79e771acc813fb5a0007e917f3e9cb2074b92829fb67
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memory/956-0-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/956-8-0x00000000001B0000-0x00000000001CB000-memory.dmpFilesize
108KB
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memory/956-11-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/956-12-0x00000000001B0000-0x00000000001CB000-memory.dmpFilesize
108KB
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memory/956-13-0x00000000001B0000-0x00000000001CB000-memory.dmpFilesize
108KB
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memory/956-15-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2912-10-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2912-14-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB