Analysis
- max time kernel
27s - max time network
24s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
02/03/2024, 14:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe
Resource
win7-20240221-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe
- Size 220KB
- Sample240302-rxddwsec3t
- SHA256 74d299f7239d115b56e78a4e295596a80a3fc6072cec394e9491b3abe28305c0
- MD5 0a033a22d4d17c5d9fa790cc242e3226
- SHA1 0abc116c568378dc4336702ed95bbe0e62667c50
- SHA512 c55c6987f6e6b116c12d873aaa9ae1abcaf6731c6ff7d964dfa98bb5ca0babacd90bb00520366e767ab462fd0f46d8ae219089e55f3688bb0b3e7c185dee422a
- SSDEEP 6144:MYOQQu253m/C/cvTg78caLGXPSRKZg/u:bOk253cCkvT8ayP
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies firewall policy service 2 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\winhost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\winhost.exe:*:Enabled:Windows Messanger" reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe:*:Enabled:Windows Messanger" reg.exe - Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Adobe = "C:\\Users\\Admin\\AppData\\Roaming\\winhost.exe" VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe - Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{D8DBACE6-CB8F-CFC8-C6CC-8171DFFD68BA} VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{D8DBACE6-CB8F-CFC8-C6CC-8171DFFD68BA}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\winhost.exe" VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{D8DBACE6-CB8F-CFC8-C6CC-8171DFFD68BA} VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{D8DBACE6-CB8F-CFC8-C6CC-8171DFFD68BA}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\winhost.exe" VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe -
resource yara_rule behavioral2/memory/908-3-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/908-6-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/908-8-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/908-9-0x0000000000400000-0x0000000000473000-memory.dmp upx - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Adobe = "C:\\Users\\Admin\\AppData\\Roaming\\winhost.exe" VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe = "C:\\Users\\Admin\\AppData\\Roaming\\winhost.exe" VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3336 set thread context of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 - Modifies registry key 1 TTPs 4 IoCs
pid Process 2088 reg.exe 1508 reg.exe 3012 reg.exe 2948 reg.exe - Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: 1 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeCreateTokenPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeAssignPrimaryTokenPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeLockMemoryPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeIncreaseQuotaPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeMachineAccountPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeTcbPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeSecurityPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeTakeOwnershipPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeLoadDriverPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeSystemProfilePrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeSystemtimePrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeProfSingleProcessPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeIncBasePriorityPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeCreatePagefilePrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeCreatePermanentPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeBackupPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeRestorePrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeShutdownPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeDebugPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeAuditPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeSystemEnvironmentPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeChangeNotifyPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeRemoteShutdownPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeUndockPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeSyncAgentPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeEnableDelegationPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeManageVolumePrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeImpersonatePrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeCreateGlobalPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: 31 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: 32 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: 33 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: 34 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: 35 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe Token: SeDebugPrivilege 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe - Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 3336 wrote to memory of 908 3336 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 97 PID 908 wrote to memory of 4400 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 98 PID 908 wrote to memory of 4400 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 98 PID 908 wrote to memory of 4400 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 98 PID 908 wrote to memory of 2176 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 99 PID 908 wrote to memory of 2176 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 99 PID 908 wrote to memory of 2176 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 99 PID 908 wrote to memory of 3864 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 100 PID 908 wrote to memory of 3864 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 100 PID 908 wrote to memory of 3864 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 100 PID 908 wrote to memory of 400 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 101 PID 908 wrote to memory of 400 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 101 PID 908 wrote to memory of 400 908 VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe 101 PID 4400 wrote to memory of 1508 4400 cmd.exe 106 PID 2176 wrote to memory of 3012 2176 cmd.exe 108 PID 4400 wrote to memory of 1508 4400 cmd.exe 106 PID 4400 wrote to memory of 1508 4400 cmd.exe 106 PID 2176 wrote to memory of 3012 2176 cmd.exe 108 PID 2176 wrote to memory of 3012 2176 cmd.exe 108 PID 400 wrote to memory of 2088 400 cmd.exe 107 PID 400 wrote to memory of 2088 400 cmd.exe 107 PID 400 wrote to memory of 2088 400 cmd.exe 107 PID 3864 wrote to memory of 2948 3864 cmd.exe 109 PID 3864 wrote to memory of 2948 3864 cmd.exe 109 PID 3864 wrote to memory of 2948 3864 cmd.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3336 -
C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exeC:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe2⤵
- Adds policy Run key to start application
- Modifies Installed Components in the registry
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:908 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:1508
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe:*:Enabled:Windows Messanger" /f3⤵
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\VirusShare_0a033a22d4d17c5d9fa790cc242e3226.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:3012
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- Suspicious use of WriteProcessMemory
PID:3864 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:2948
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winhost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winhost.exe:*:Enabled:Windows Messanger" /f3⤵
- Suspicious use of WriteProcessMemory
PID:400 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winhost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winhost.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:2088
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1