Analysis
-
max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
14-09-2024 02:32
Behavioral task
behavioral1
Sample
d127438f40faf4bb94445ce312f8acf0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
d127438f40faf4bb94445ce312f8acf0N.exe
Resource
win10v2004-20240802-en
General
-
Target
d127438f40faf4bb94445ce312f8acf0N.exe
-
Size
1.9MB
-
MD5
d127438f40faf4bb94445ce312f8acf0
-
SHA1
52c33cd24893a76a6112cebc20896f6060546a37
-
SHA256
586359221ed79aefdcaaad54b61d6a19882396160a002e8dbaa441c63a022f81
-
SHA512
28348c106d553e2fd15ed3154ada30f9cb23bccfbbf6e8c6c31fbfc2b7102b7a3d76e181536037f366ad188c65218ba5fcdd51406ddb9e18622212f5f2e5961a
-
SSDEEP
49152:CLIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1Zu:SIUXQgBiI6i2KFU0yBfM7a9QDosGeo4d
Malware Config
Signatures
-
Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process 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 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 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\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 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 -
Executes dropped EXE 3 IoCs
pid Process 2736 JIDRM.exe 3056 csrs.exe 2224 csrs.exe -
Loads dropped DLL 9 IoCs
pid Process 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe 2112 d127438f40faf4bb94445ce312f8acf0N.exe -
resource yara_rule behavioral1/memory/2112-0-0x0000000000400000-0x00000000005DD000-memory.dmp upx behavioral1/files/0x000a000000012283-9.dat upx behavioral1/memory/2112-19-0x0000000001F20000-0x0000000001F37000-memory.dmp upx behavioral1/memory/2736-22-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral1/files/0x0008000000016d3a-48.dat upx behavioral1/memory/3056-64-0x0000000000400000-0x00000000005DD000-memory.dmp upx behavioral1/memory/2112-67-0x0000000000400000-0x00000000005DD000-memory.dmp upx behavioral1/memory/2224-71-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/3056-74-0x0000000000400000-0x00000000005DD000-memory.dmp upx behavioral1/memory/2224-76-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-75-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-73-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2736-82-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral1/memory/2224-84-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-87-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-89-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-92-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-94-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-96-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-101-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2224-106-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\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 3056 set thread context of 2224 3056 csrs.exe 35 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 JIDRM.exe 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d127438f40faf4bb94445ce312f8acf0N.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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1476 reg.exe 2928 reg.exe 2764 reg.exe 1080 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2224 csrs.exe Token: SeCreateTokenPrivilege 2224 csrs.exe Token: SeAssignPrimaryTokenPrivilege 2224 csrs.exe Token: SeLockMemoryPrivilege 2224 csrs.exe Token: SeIncreaseQuotaPrivilege 2224 csrs.exe Token: SeMachineAccountPrivilege 2224 csrs.exe Token: SeTcbPrivilege 2224 csrs.exe Token: SeSecurityPrivilege 2224 csrs.exe Token: SeTakeOwnershipPrivilege 2224 csrs.exe Token: SeLoadDriverPrivilege 2224 csrs.exe Token: SeSystemProfilePrivilege 2224 csrs.exe Token: SeSystemtimePrivilege 2224 csrs.exe Token: SeProfSingleProcessPrivilege 2224 csrs.exe Token: SeIncBasePriorityPrivilege 2224 csrs.exe Token: SeCreatePagefilePrivilege 2224 csrs.exe Token: SeCreatePermanentPrivilege 2224 csrs.exe Token: SeBackupPrivilege 2224 csrs.exe Token: SeRestorePrivilege 2224 csrs.exe Token: SeShutdownPrivilege 2224 csrs.exe Token: SeDebugPrivilege 2224 csrs.exe Token: SeAuditPrivilege 2224 csrs.exe Token: SeSystemEnvironmentPrivilege 2224 csrs.exe Token: SeChangeNotifyPrivilege 2224 csrs.exe Token: SeRemoteShutdownPrivilege 2224 csrs.exe Token: SeUndockPrivilege 2224 csrs.exe Token: SeSyncAgentPrivilege 2224 csrs.exe Token: SeEnableDelegationPrivilege 2224 csrs.exe Token: SeManageVolumePrivilege 2224 csrs.exe Token: SeImpersonatePrivilege 2224 csrs.exe Token: SeCreateGlobalPrivilege 2224 csrs.exe Token: 31 2224 csrs.exe Token: 32 2224 csrs.exe Token: 33 2224 csrs.exe Token: 34 2224 csrs.exe Token: 35 2224 csrs.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2112 d127438f40faf4bb94445ce312f8acf0N.exe 3056 csrs.exe 2224 csrs.exe 2224 csrs.exe 2224 csrs.exe -
Suspicious use of WriteProcessMemory 57 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2736 2112 d127438f40faf4bb94445ce312f8acf0N.exe 30 PID 2112 wrote to memory of 2736 2112 d127438f40faf4bb94445ce312f8acf0N.exe 30 PID 2112 wrote to memory of 2736 2112 d127438f40faf4bb94445ce312f8acf0N.exe 30 PID 2112 wrote to memory of 2736 2112 d127438f40faf4bb94445ce312f8acf0N.exe 30 PID 2112 wrote to memory of 2588 2112 d127438f40faf4bb94445ce312f8acf0N.exe 31 PID 2112 wrote to memory of 2588 2112 d127438f40faf4bb94445ce312f8acf0N.exe 31 PID 2112 wrote to memory of 2588 2112 d127438f40faf4bb94445ce312f8acf0N.exe 31 PID 2112 wrote to memory of 2588 2112 d127438f40faf4bb94445ce312f8acf0N.exe 31 PID 2588 wrote to memory of 2708 2588 cmd.exe 33 PID 2588 wrote to memory of 2708 2588 cmd.exe 33 PID 2588 wrote to memory of 2708 2588 cmd.exe 33 PID 2588 wrote to memory of 2708 2588 cmd.exe 33 PID 2112 wrote to memory of 3056 2112 d127438f40faf4bb94445ce312f8acf0N.exe 34 PID 2112 wrote to memory of 3056 2112 d127438f40faf4bb94445ce312f8acf0N.exe 34 PID 2112 wrote to memory of 3056 2112 d127438f40faf4bb94445ce312f8acf0N.exe 34 PID 2112 wrote to memory of 3056 2112 d127438f40faf4bb94445ce312f8acf0N.exe 34 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 3056 wrote to memory of 2224 3056 csrs.exe 35 PID 2224 wrote to memory of 2092 2224 csrs.exe 36 PID 2224 wrote to memory of 2092 2224 csrs.exe 36 PID 2224 wrote to memory of 2092 2224 csrs.exe 36 PID 2224 wrote to memory of 2092 2224 csrs.exe 36 PID 2224 wrote to memory of 2096 2224 csrs.exe 37 PID 2224 wrote to memory of 2096 2224 csrs.exe 37 PID 2224 wrote to memory of 2096 2224 csrs.exe 37 PID 2224 wrote to memory of 2096 2224 csrs.exe 37 PID 2224 wrote to memory of 1680 2224 csrs.exe 39 PID 2224 wrote to memory of 1680 2224 csrs.exe 39 PID 2224 wrote to memory of 1680 2224 csrs.exe 39 PID 2224 wrote to memory of 1680 2224 csrs.exe 39 PID 2224 wrote to memory of 2776 2224 csrs.exe 40 PID 2224 wrote to memory of 2776 2224 csrs.exe 40 PID 2224 wrote to memory of 2776 2224 csrs.exe 40 PID 2224 wrote to memory of 2776 2224 csrs.exe 40 PID 2092 wrote to memory of 1476 2092 cmd.exe 43 PID 2092 wrote to memory of 1476 2092 cmd.exe 43 PID 2092 wrote to memory of 1476 2092 cmd.exe 43 PID 2092 wrote to memory of 1476 2092 cmd.exe 43 PID 1680 wrote to memory of 2928 1680 cmd.exe 45 PID 1680 wrote to memory of 2928 1680 cmd.exe 45 PID 1680 wrote to memory of 2928 1680 cmd.exe 45 PID 1680 wrote to memory of 2928 1680 cmd.exe 45 PID 2776 wrote to memory of 1080 2776 cmd.exe 47 PID 2776 wrote to memory of 1080 2776 cmd.exe 47 PID 2776 wrote to memory of 1080 2776 cmd.exe 47 PID 2776 wrote to memory of 1080 2776 cmd.exe 47 PID 2096 wrote to memory of 2764 2096 cmd.exe 46 PID 2096 wrote to memory of 2764 2096 cmd.exe 46 PID 2096 wrote to memory of 2764 2096 cmd.exe 46 PID 2096 wrote to memory of 2764 2096 cmd.exe 46
Processes
-
C:\Users\Admin\AppData\Local\Temp\d127438f40faf4bb94445ce312f8acf0N.exe"C:\Users\Admin\AppData\Local\Temp\d127438f40faf4bb94445ce312f8acf0N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Users\Admin\AppData\Local\Temp\JIDRM.exe"C:\Users\Admin\AppData\Local\Temp\JIDRM.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2736
-
-
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FUamP.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
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:2708
-
-
-
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:3056 -
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:2224 -
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:2092 -
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:1476
-
-
-
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:2096 -
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:2764
-
-
-
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:1680 -
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:2928
-
-
-
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:2776 -
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:1080
-
-
-
-
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
-
Filesize
130B
MD534a635bb69f9dc2d8e8ceba2f6b25308
SHA166bbd6b4eb975af0a799c6be7aaed6917f5df10c
SHA256eb18b0e443ffb00db0eb4438c0d3ec49cf67c3b7cbc9da8e25c60298c970a59a
SHA512ae355a265391afe02a37d82ffb0df6664788dc4aee975678aeb524ff47f889d1e5ecab42b073093d71494c9868276dc9794d4bebce4c967d866b189c136a9545
-
Filesize
12KB
MD5466773bfcbd01059584cdae36e3c281c
SHA181e68615ef27cf363d6fe96582433c8a7ce8043b
SHA25621f0910a1d71dfc63744474b2ba6b8248d893226576ea48791dc0cef7dd52105
SHA5121088e7180a7d4ed717307c03884aebd945c5f78ffd6c4a4d7e84e504dc2da0434fe4173c63f1afd5a57e83e1783b3359ce123e85bb62699fb663bc9b1c02129f
-
Filesize
1.9MB
MD5f44a12e072bb5c7f02a8d6ef5af722c6
SHA119ccc0ef4cf857a82f46b8a53e1402d3fcd53293
SHA2563a6189bae77e82989407e128201bad61808831ea78c3dc3fb66aa6ce769586d4
SHA51287ff762dc0a6ed9b8bcd7f0c8f527a4fd1c58f1c7beabb0012ba4bf290724558884034493d80aec8cc76b154adaf8528596841a697e696186c1b4efcad9fe9d7