Analysis
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max time kernel
151s -
max time network
144s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
19-07-2020 16:47
Static task
static1
Behavioral task
behavioral1
Sample
gameover_0.0.0.18.vir.exe
Resource
win7v200430
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
gameover_0.0.0.18.vir.exe
Resource
win10
windows10_x64
0 signatures
0 seconds
General
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Target
gameover_0.0.0.18.vir.exe
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Size
5.9MB
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MD5
78e41bf10b0cb626b90d845f37afe7e4
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SHA1
d4e09053f04ae5a93b7af8c6f0f4e6c74247b260
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SHA256
bea5c56d864e39deef5d23cb9143f8572030da6b1df49a23d7d7151361de34ab
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SHA512
8cdd44fda380260415575ef9d85c798f217a9a8451ecb50ed0f395aa12fcbc66f2f36ef94b04bdd67b78a9b317d4679a089e3393bee903cf05e28060293e1e63
Score
8/10
Malware Config
Signatures
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Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
gameover_0.0.0.18.vir.exedescription pid process Token: SeSecurityPrivilege 880 gameover_0.0.0.18.vir.exe Token: SeSecurityPrivilege 880 gameover_0.0.0.18.vir.exe Token: SeSecurityPrivilege 880 gameover_0.0.0.18.vir.exe -
Loads dropped DLL 2 IoCs
Processes:
gameover_0.0.0.18.vir.exepid process 880 gameover_0.0.0.18.vir.exe 880 gameover_0.0.0.18.vir.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
gameover_0.0.0.18.vir.exeoxrii.exedescription pid process target process PID 880 wrote to memory of 1272 880 gameover_0.0.0.18.vir.exe oxrii.exe PID 880 wrote to memory of 1272 880 gameover_0.0.0.18.vir.exe oxrii.exe PID 880 wrote to memory of 1272 880 gameover_0.0.0.18.vir.exe oxrii.exe PID 880 wrote to memory of 1272 880 gameover_0.0.0.18.vir.exe oxrii.exe PID 1272 wrote to memory of 1152 1272 oxrii.exe taskhost.exe PID 1272 wrote to memory of 1152 1272 oxrii.exe taskhost.exe PID 1272 wrote to memory of 1152 1272 oxrii.exe taskhost.exe PID 1272 wrote to memory of 1152 1272 oxrii.exe taskhost.exe PID 1272 wrote to memory of 1152 1272 oxrii.exe taskhost.exe PID 1272 wrote to memory of 1260 1272 oxrii.exe Dwm.exe PID 1272 wrote to memory of 1260 1272 oxrii.exe Dwm.exe PID 1272 wrote to memory of 1260 1272 oxrii.exe Dwm.exe PID 1272 wrote to memory of 1260 1272 oxrii.exe Dwm.exe PID 1272 wrote to memory of 1260 1272 oxrii.exe Dwm.exe PID 1272 wrote to memory of 1296 1272 oxrii.exe Explorer.EXE PID 1272 wrote to memory of 1296 1272 oxrii.exe Explorer.EXE PID 1272 wrote to memory of 1296 1272 oxrii.exe Explorer.EXE PID 1272 wrote to memory of 1296 1272 oxrii.exe Explorer.EXE PID 1272 wrote to memory of 1296 1272 oxrii.exe Explorer.EXE PID 1272 wrote to memory of 880 1272 oxrii.exe gameover_0.0.0.18.vir.exe PID 1272 wrote to memory of 880 1272 oxrii.exe gameover_0.0.0.18.vir.exe PID 1272 wrote to memory of 880 1272 oxrii.exe gameover_0.0.0.18.vir.exe PID 1272 wrote to memory of 880 1272 oxrii.exe gameover_0.0.0.18.vir.exe PID 1272 wrote to memory of 880 1272 oxrii.exe gameover_0.0.0.18.vir.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe PID 880 wrote to memory of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
gameover_0.0.0.18.vir.exedescription pid process target process PID 880 set thread context of 1016 880 gameover_0.0.0.18.vir.exe cmd.exe -
Processes:
gameover_0.0.0.18.vir.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Internet Explorer\Privacy gameover_0.0.0.18.vir.exe Set value (int) \REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0" gameover_0.0.0.18.vir.exe -
Executes dropped EXE 1 IoCs
Processes:
oxrii.exepid process 1272 oxrii.exe -
Suspicious behavior: EnumeratesProcesses 31 IoCs
Processes:
oxrii.exepid process 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe 1272 oxrii.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1016 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
oxrii.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\Currentversion\Run oxrii.exe Set value (str) \REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\{FE7A6C08-DE7A-AD4A-FBCE-7998FCA35A85} = "C:\\Users\\Admin\\AppData\\Roaming\\Sarej\\oxrii.exe" oxrii.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\gameover_0.0.0.18.vir.exe"C:\Users\Admin\AppData\Local\Temp\gameover_0.0.0.18.vir.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
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C:\Users\Admin\AppData\Roaming\Sarej\oxrii.exe"C:\Users\Admin\AppData\Roaming\Sarej\oxrii.exe"3⤵
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Adds Run key to start application
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpbd6e634a.bat"3⤵
- Deletes itself
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpbd6e634a.bat
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C:\Users\Admin\AppData\Roaming\Anih\igju.hes
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C:\Users\Admin\AppData\Roaming\Sarej\oxrii.exe
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C:\Users\Admin\AppData\Roaming\Sarej\oxrii.exe
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\Users\Admin\AppData\Roaming\Sarej\oxrii.exe
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\Users\Admin\AppData\Roaming\Sarej\oxrii.exe
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memory/1016-6-0x0000000000050000-0x0000000000085000-memory.dmpFilesize
212KB
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memory/1016-7-0x0000000000059275-mapping.dmp
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memory/1272-2-0x0000000000000000-mapping.dmp