Analysis
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max time kernel
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max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-08-2024 18:18
Static task
static1
Behavioral task
behavioral1
Sample
03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe
Resource
win10v2004-20240802-en
General
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Target
03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe
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Size
1.8MB
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MD5
afe1ca04d34211c5b0b57fe6beda61e6
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SHA1
0c1db640507b9624851d7d985a01223f21fc75ad
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SHA256
03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316
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SHA512
2b0e784ea490df9102c39dc1d52c780932b3c48284c547f1035fe304839ec21549df53e01ce684e505b8ce61b04348d78fbd119e70edb3e98cbd3558581d0b07
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SSDEEP
49152:ALIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1Zy:cIUXQgBiI6i2KFU0yBfM7a9QDosGeo4B
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process 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 Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\svhost32.exe = "C:\\Users\\Admin\\AppData\\Roaming\\svhost32.exe:*:Enabled:Windows Messanger" 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 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\csrs.exe = "C:\\Users\\Admin\\AppData\\Roaming\\csrs.exe:*:Enabled:Windows Messanger" 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 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe -
Executes dropped EXE 3 IoCs
pid Process 3684 xJEDn.exe 1092 csrs.exe 2824 csrs.exe -
resource yara_rule behavioral2/files/0x0008000000023441-7.dat upx behavioral2/memory/3684-11-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/2824-40-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-43-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-45-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3684-51-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/2824-52-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-56-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-59-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-61-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-63-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-66-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-68-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-70-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-75-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2824-79-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrs = "C:\\Users\\Admin\\AppData\\Roaming\\csrs.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1092 set thread context of 2824 1092 csrs.exe 93 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 14 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xJEDn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 4988 reg.exe 1796 reg.exe 4668 reg.exe 4084 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2824 csrs.exe Token: SeCreateTokenPrivilege 2824 csrs.exe Token: SeAssignPrimaryTokenPrivilege 2824 csrs.exe Token: SeLockMemoryPrivilege 2824 csrs.exe Token: SeIncreaseQuotaPrivilege 2824 csrs.exe Token: SeMachineAccountPrivilege 2824 csrs.exe Token: SeTcbPrivilege 2824 csrs.exe Token: SeSecurityPrivilege 2824 csrs.exe Token: SeTakeOwnershipPrivilege 2824 csrs.exe Token: SeLoadDriverPrivilege 2824 csrs.exe Token: SeSystemProfilePrivilege 2824 csrs.exe Token: SeSystemtimePrivilege 2824 csrs.exe Token: SeProfSingleProcessPrivilege 2824 csrs.exe Token: SeIncBasePriorityPrivilege 2824 csrs.exe Token: SeCreatePagefilePrivilege 2824 csrs.exe Token: SeCreatePermanentPrivilege 2824 csrs.exe Token: SeBackupPrivilege 2824 csrs.exe Token: SeRestorePrivilege 2824 csrs.exe Token: SeShutdownPrivilege 2824 csrs.exe Token: SeDebugPrivilege 2824 csrs.exe Token: SeAuditPrivilege 2824 csrs.exe Token: SeSystemEnvironmentPrivilege 2824 csrs.exe Token: SeChangeNotifyPrivilege 2824 csrs.exe Token: SeRemoteShutdownPrivilege 2824 csrs.exe Token: SeUndockPrivilege 2824 csrs.exe Token: SeSyncAgentPrivilege 2824 csrs.exe Token: SeEnableDelegationPrivilege 2824 csrs.exe Token: SeManageVolumePrivilege 2824 csrs.exe Token: SeImpersonatePrivilege 2824 csrs.exe Token: SeCreateGlobalPrivilege 2824 csrs.exe Token: 31 2824 csrs.exe Token: 32 2824 csrs.exe Token: 33 2824 csrs.exe Token: 34 2824 csrs.exe Token: 35 2824 csrs.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 1092 csrs.exe 2824 csrs.exe 2824 csrs.exe 2824 csrs.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 2160 wrote to memory of 3684 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 86 PID 2160 wrote to memory of 3684 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 86 PID 2160 wrote to memory of 3684 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 86 PID 2160 wrote to memory of 4680 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 88 PID 2160 wrote to memory of 4680 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 88 PID 2160 wrote to memory of 4680 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 88 PID 4680 wrote to memory of 5096 4680 cmd.exe 91 PID 4680 wrote to memory of 5096 4680 cmd.exe 91 PID 4680 wrote to memory of 5096 4680 cmd.exe 91 PID 2160 wrote to memory of 1092 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 92 PID 2160 wrote to memory of 1092 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 92 PID 2160 wrote to memory of 1092 2160 03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe 92 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 1092 wrote to memory of 2824 1092 csrs.exe 93 PID 2824 wrote to memory of 3348 2824 csrs.exe 94 PID 2824 wrote to memory of 3348 2824 csrs.exe 94 PID 2824 wrote to memory of 3348 2824 csrs.exe 94 PID 2824 wrote to memory of 3736 2824 csrs.exe 95 PID 2824 wrote to memory of 3736 2824 csrs.exe 95 PID 2824 wrote to memory of 3736 2824 csrs.exe 95 PID 2824 wrote to memory of 4724 2824 csrs.exe 96 PID 2824 wrote to memory of 4724 2824 csrs.exe 96 PID 2824 wrote to memory of 4724 2824 csrs.exe 96 PID 2824 wrote to memory of 676 2824 csrs.exe 99 PID 2824 wrote to memory of 676 2824 csrs.exe 99 PID 2824 wrote to memory of 676 2824 csrs.exe 99 PID 3736 wrote to memory of 4988 3736 cmd.exe 102 PID 3736 wrote to memory of 4988 3736 cmd.exe 102 PID 3736 wrote to memory of 4988 3736 cmd.exe 102 PID 3348 wrote to memory of 1796 3348 cmd.exe 103 PID 3348 wrote to memory of 1796 3348 cmd.exe 103 PID 3348 wrote to memory of 1796 3348 cmd.exe 103 PID 4724 wrote to memory of 4668 4724 cmd.exe 104 PID 4724 wrote to memory of 4668 4724 cmd.exe 104 PID 4724 wrote to memory of 4668 4724 cmd.exe 104 PID 676 wrote to memory of 4084 676 cmd.exe 105 PID 676 wrote to memory of 4084 676 cmd.exe 105 PID 676 wrote to memory of 4084 676 cmd.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe"C:\Users\Admin\AppData\Local\Temp\03ea4351e966ad9c1245d8f92ad898a20cc5351719ac5028c4a1e6b9d9441316.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Users\Admin\AppData\Local\Temp\xJEDn.exe"C:\Users\Admin\AppData\Local\Temp\xJEDn.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3684
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\gporM.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "csrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:5096
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C:\Users\Admin\AppData\Roaming\csrs.exe"C:\Users\Admin\AppData\Roaming\csrs.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Users\Admin\AppData\Roaming\csrs.exeC:\Users\Admin\AppData\Roaming\csrs.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3348 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1796
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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\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3736 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4988
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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" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4724 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4668
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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\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:676 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4084
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
130B
MD534a635bb69f9dc2d8e8ceba2f6b25308
SHA166bbd6b4eb975af0a799c6be7aaed6917f5df10c
SHA256eb18b0e443ffb00db0eb4438c0d3ec49cf67c3b7cbc9da8e25c60298c970a59a
SHA512ae355a265391afe02a37d82ffb0df6664788dc4aee975678aeb524ff47f889d1e5ecab42b073093d71494c9868276dc9794d4bebce4c967d866b189c136a9545
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Filesize
12KB
MD5466773bfcbd01059584cdae36e3c281c
SHA181e68615ef27cf363d6fe96582433c8a7ce8043b
SHA25621f0910a1d71dfc63744474b2ba6b8248d893226576ea48791dc0cef7dd52105
SHA5121088e7180a7d4ed717307c03884aebd945c5f78ffd6c4a4d7e84e504dc2da0434fe4173c63f1afd5a57e83e1783b3359ce123e85bb62699fb663bc9b1c02129f
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Filesize
1.8MB
MD5c29ac8bf14adbc36e9cec77eb2d6a7a5
SHA1d04e88aa872fdfa95a735850b0b315dab619205b
SHA256689a9a50f9a2b70d983da239d2c733cf37b71bed159b2434beedb38689d11839
SHA5122e55024f350fb1480955647d5f5ffeaa158321e9b04d33036cd041dcbaa786ed596c17cfc8778efce13928dd962d0815d91ae0f521c8088735de3ceb571d9f70