Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08/09/2024, 19:35
Static task
static1
Behavioral task
behavioral1
Sample
1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe
Resource
win10v2004-20240802-en
General
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Target
1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe
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Size
1.8MB
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MD5
445070f3802690f02459e6b7e306d051
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SHA1
e4946b720227353cc4db7be95ef9c4aa0dc79e28
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SHA256
1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021
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SHA512
f70cc0a93591beb0e1cf1c2b81bb8dc715344c1ae19def0cf75968795ba48946df6116a12182bbdc0367ae5c41da406c4f636dd7d759a012997bab12041f1346
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SSDEEP
49152:ALIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1ZK: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 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 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 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 -
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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe -
Executes dropped EXE 3 IoCs
pid Process 1336 lHGBA.exe 852 csrs.exe 2156 csrs.exe -
resource yara_rule behavioral2/files/0x00080000000234f0-7.dat upx behavioral2/memory/1336-10-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/2156-40-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-44-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-45-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-46-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1336-52-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/2156-53-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-57-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-60-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-62-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-64-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-67-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-69-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-71-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-74-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-76-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2156-78-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\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 852 set thread context of 2156 852 csrs.exe 92 -
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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrs.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lHGBA.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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1684 reg.exe 4784 reg.exe 4608 reg.exe 1476 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2156 csrs.exe Token: SeCreateTokenPrivilege 2156 csrs.exe Token: SeAssignPrimaryTokenPrivilege 2156 csrs.exe Token: SeLockMemoryPrivilege 2156 csrs.exe Token: SeIncreaseQuotaPrivilege 2156 csrs.exe Token: SeMachineAccountPrivilege 2156 csrs.exe Token: SeTcbPrivilege 2156 csrs.exe Token: SeSecurityPrivilege 2156 csrs.exe Token: SeTakeOwnershipPrivilege 2156 csrs.exe Token: SeLoadDriverPrivilege 2156 csrs.exe Token: SeSystemProfilePrivilege 2156 csrs.exe Token: SeSystemtimePrivilege 2156 csrs.exe Token: SeProfSingleProcessPrivilege 2156 csrs.exe Token: SeIncBasePriorityPrivilege 2156 csrs.exe Token: SeCreatePagefilePrivilege 2156 csrs.exe Token: SeCreatePermanentPrivilege 2156 csrs.exe Token: SeBackupPrivilege 2156 csrs.exe Token: SeRestorePrivilege 2156 csrs.exe Token: SeShutdownPrivilege 2156 csrs.exe Token: SeDebugPrivilege 2156 csrs.exe Token: SeAuditPrivilege 2156 csrs.exe Token: SeSystemEnvironmentPrivilege 2156 csrs.exe Token: SeChangeNotifyPrivilege 2156 csrs.exe Token: SeRemoteShutdownPrivilege 2156 csrs.exe Token: SeUndockPrivilege 2156 csrs.exe Token: SeSyncAgentPrivilege 2156 csrs.exe Token: SeEnableDelegationPrivilege 2156 csrs.exe Token: SeManageVolumePrivilege 2156 csrs.exe Token: SeImpersonatePrivilege 2156 csrs.exe Token: SeCreateGlobalPrivilege 2156 csrs.exe Token: 31 2156 csrs.exe Token: 32 2156 csrs.exe Token: 33 2156 csrs.exe Token: 34 2156 csrs.exe Token: 35 2156 csrs.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 852 csrs.exe 2156 csrs.exe 2156 csrs.exe 2156 csrs.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 1168 wrote to memory of 1336 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 86 PID 1168 wrote to memory of 1336 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 86 PID 1168 wrote to memory of 1336 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 86 PID 1168 wrote to memory of 4612 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 88 PID 1168 wrote to memory of 4612 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 88 PID 1168 wrote to memory of 4612 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 88 PID 4612 wrote to memory of 4348 4612 cmd.exe 90 PID 4612 wrote to memory of 4348 4612 cmd.exe 90 PID 4612 wrote to memory of 4348 4612 cmd.exe 90 PID 1168 wrote to memory of 852 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 91 PID 1168 wrote to memory of 852 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 91 PID 1168 wrote to memory of 852 1168 1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe 91 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 852 wrote to memory of 2156 852 csrs.exe 92 PID 2156 wrote to memory of 2684 2156 csrs.exe 93 PID 2156 wrote to memory of 2684 2156 csrs.exe 93 PID 2156 wrote to memory of 2684 2156 csrs.exe 93 PID 2156 wrote to memory of 3880 2156 csrs.exe 94 PID 2156 wrote to memory of 3880 2156 csrs.exe 94 PID 2156 wrote to memory of 3880 2156 csrs.exe 94 PID 2156 wrote to memory of 3200 2156 csrs.exe 95 PID 2156 wrote to memory of 3200 2156 csrs.exe 95 PID 2156 wrote to memory of 3200 2156 csrs.exe 95 PID 2156 wrote to memory of 4720 2156 csrs.exe 96 PID 2156 wrote to memory of 4720 2156 csrs.exe 96 PID 2156 wrote to memory of 4720 2156 csrs.exe 96 PID 2684 wrote to memory of 4784 2684 cmd.exe 101 PID 2684 wrote to memory of 4784 2684 cmd.exe 101 PID 2684 wrote to memory of 4784 2684 cmd.exe 101 PID 3200 wrote to memory of 4608 3200 cmd.exe 102 PID 3200 wrote to memory of 4608 3200 cmd.exe 102 PID 3200 wrote to memory of 4608 3200 cmd.exe 102 PID 4720 wrote to memory of 1476 4720 cmd.exe 103 PID 4720 wrote to memory of 1476 4720 cmd.exe 103 PID 4720 wrote to memory of 1476 4720 cmd.exe 103 PID 3880 wrote to memory of 1684 3880 cmd.exe 104 PID 3880 wrote to memory of 1684 3880 cmd.exe 104 PID 3880 wrote to memory of 1684 3880 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe"C:\Users\Admin\AppData\Local\Temp\1e0ac56d76f95acaae5ba7f55522719603684037734f08090f65f3d261c99021.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Users\Admin\AppData\Local\Temp\lHGBA.exe"C:\Users\Admin\AppData\Local\Temp\lHGBA.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1336
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GQAxq.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4612 -
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:4348
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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:852 -
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:2156 -
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:2684 -
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:4784
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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:3880 -
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:1684
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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:3200 -
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:4608
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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:4720 -
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:1476
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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
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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
MD57d0868eb63279e5e57a477e063676a41
SHA16d6368f1558bc1bc52409aebdfd1a39fce861337
SHA25677005ccf1a7e13acfa2c7c2b159f43b86eaa03e6aac9a3f146259e4c31006a4c
SHA512f8b5b7ba94ba9501f94aaa0fc5b8f271adb021c8bb031f69d04d3359dbd8e9e944dcf93a1e662852f461881a75c1e34585bf5bc42df0459fae9da53ce423830c