Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
25/07/2024, 11:54
Static task
static1
Behavioral task
behavioral1
Sample
cd515115f56d77282bd7993378ac1510N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
cd515115f56d77282bd7993378ac1510N.exe
Resource
win10v2004-20240709-en
General
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Target
cd515115f56d77282bd7993378ac1510N.exe
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Size
1.6MB
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MD5
cd515115f56d77282bd7993378ac1510
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SHA1
6fed1bc3aba11cbbb593d9a2de19d2b1eadbcb17
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SHA256
447583576687e98d6eeed5f69e39210becbfe7c93af00e03a77a7d03e53dbc85
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SHA512
afddc94ebc68f6a882bd1e87495884349c4e9f44cb9ad9a1d7508ebf57b84c66c73285cf65d67cd872af9bbdbc65482001972e72fd6646e6063f0b1cec9dd6b9
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SSDEEP
12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYiI:h1zltpu0iI
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 10 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 reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\bot.exe = "C:\\Users\\Admin\\AppData\\Roaming\\bot.exe:*:Enabled:Windows Messanger" reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe = "C:\\Users\\Admin\\AppData\\Roaming\\JavaWeb\\jusched.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 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 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-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation cd515115f56d77282bd7993378ac1510N.exe -
Executes dropped EXE 3 IoCs
pid Process 2424 jusched.exe 772 jusched.exe 3500 jusched.exe -
resource yara_rule behavioral2/memory/772-31-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-34-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-36-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3500-43-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3500-45-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3500-40-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/772-50-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3500-51-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/772-54-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-52-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-56-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-58-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-60-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-65-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-67-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/772-70-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java Machine = "C:\\Users\\Admin\\AppData\\Roaming\\JavaWeb\\jusched.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2424 set thread context of 772 2424 jusched.exe 91 PID 2424 set thread context of 3500 2424 jusched.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 cmd.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 jusched.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jusched.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 cd515115f56d77282bd7993378ac1510N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jusched.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 -
Modifies registry key 1 TTPs 4 IoCs
pid Process 3560 reg.exe 4720 reg.exe 5032 reg.exe 1168 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 772 jusched.exe Token: SeCreateTokenPrivilege 772 jusched.exe Token: SeAssignPrimaryTokenPrivilege 772 jusched.exe Token: SeLockMemoryPrivilege 772 jusched.exe Token: SeIncreaseQuotaPrivilege 772 jusched.exe Token: SeMachineAccountPrivilege 772 jusched.exe Token: SeTcbPrivilege 772 jusched.exe Token: SeSecurityPrivilege 772 jusched.exe Token: SeTakeOwnershipPrivilege 772 jusched.exe Token: SeLoadDriverPrivilege 772 jusched.exe Token: SeSystemProfilePrivilege 772 jusched.exe Token: SeSystemtimePrivilege 772 jusched.exe Token: SeProfSingleProcessPrivilege 772 jusched.exe Token: SeIncBasePriorityPrivilege 772 jusched.exe Token: SeCreatePagefilePrivilege 772 jusched.exe Token: SeCreatePermanentPrivilege 772 jusched.exe Token: SeBackupPrivilege 772 jusched.exe Token: SeRestorePrivilege 772 jusched.exe Token: SeShutdownPrivilege 772 jusched.exe Token: SeDebugPrivilege 772 jusched.exe Token: SeAuditPrivilege 772 jusched.exe Token: SeSystemEnvironmentPrivilege 772 jusched.exe Token: SeChangeNotifyPrivilege 772 jusched.exe Token: SeRemoteShutdownPrivilege 772 jusched.exe Token: SeUndockPrivilege 772 jusched.exe Token: SeSyncAgentPrivilege 772 jusched.exe Token: SeEnableDelegationPrivilege 772 jusched.exe Token: SeManageVolumePrivilege 772 jusched.exe Token: SeImpersonatePrivilege 772 jusched.exe Token: SeCreateGlobalPrivilege 772 jusched.exe Token: 31 772 jusched.exe Token: 32 772 jusched.exe Token: 33 772 jusched.exe Token: 34 772 jusched.exe Token: 35 772 jusched.exe Token: SeDebugPrivilege 3500 jusched.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2404 cd515115f56d77282bd7993378ac1510N.exe 2424 jusched.exe 772 jusched.exe 772 jusched.exe 772 jusched.exe 3500 jusched.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 2404 wrote to memory of 2884 2404 cd515115f56d77282bd7993378ac1510N.exe 86 PID 2404 wrote to memory of 2884 2404 cd515115f56d77282bd7993378ac1510N.exe 86 PID 2404 wrote to memory of 2884 2404 cd515115f56d77282bd7993378ac1510N.exe 86 PID 2884 wrote to memory of 1356 2884 cmd.exe 89 PID 2884 wrote to memory of 1356 2884 cmd.exe 89 PID 2884 wrote to memory of 1356 2884 cmd.exe 89 PID 2404 wrote to memory of 2424 2404 cd515115f56d77282bd7993378ac1510N.exe 90 PID 2404 wrote to memory of 2424 2404 cd515115f56d77282bd7993378ac1510N.exe 90 PID 2404 wrote to memory of 2424 2404 cd515115f56d77282bd7993378ac1510N.exe 90 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 772 2424 jusched.exe 91 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 2424 wrote to memory of 3500 2424 jusched.exe 92 PID 772 wrote to memory of 2740 772 jusched.exe 93 PID 772 wrote to memory of 2740 772 jusched.exe 93 PID 772 wrote to memory of 2740 772 jusched.exe 93 PID 772 wrote to memory of 4608 772 jusched.exe 94 PID 772 wrote to memory of 4608 772 jusched.exe 94 PID 772 wrote to memory of 4608 772 jusched.exe 94 PID 772 wrote to memory of 216 772 jusched.exe 95 PID 772 wrote to memory of 216 772 jusched.exe 95 PID 772 wrote to memory of 216 772 jusched.exe 95 PID 772 wrote to memory of 4892 772 jusched.exe 96 PID 772 wrote to memory of 4892 772 jusched.exe 96 PID 772 wrote to memory of 4892 772 jusched.exe 96 PID 216 wrote to memory of 1168 216 cmd.exe 101 PID 216 wrote to memory of 1168 216 cmd.exe 101 PID 216 wrote to memory of 1168 216 cmd.exe 101 PID 2740 wrote to memory of 5032 2740 cmd.exe 102 PID 2740 wrote to memory of 5032 2740 cmd.exe 102 PID 2740 wrote to memory of 5032 2740 cmd.exe 102 PID 4892 wrote to memory of 3560 4892 cmd.exe 103 PID 4892 wrote to memory of 3560 4892 cmd.exe 103 PID 4892 wrote to memory of 3560 4892 cmd.exe 103 PID 4608 wrote to memory of 4720 4608 cmd.exe 104 PID 4608 wrote to memory of 4720 4608 cmd.exe 104 PID 4608 wrote to memory of 4720 4608 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\cd515115f56d77282bd7993378ac1510N.exe"C:\Users\Admin\AppData\Local\Temp\cd515115f56d77282bd7993378ac1510N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KJTSr.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Machine" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:1356
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C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe"C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exeC:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:772 -
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:2740 -
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:5032
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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\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4608 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4720
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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:216 -
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:1168
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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\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3560
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C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exeC:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3500
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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
149B
MD5976ffa9a304b234c039c8739d97bb893
SHA1f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6
SHA2562b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384
SHA5121bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c
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Filesize
1.6MB
MD5c81a1a3c9be2302452dddf15c677388d
SHA1b6ed3c1f175977d70c9f5e66f6f24b19a0cdc72d
SHA256baa32504f597ab1068e102acbc31ef6cc9168cccfc89ca0cd54a057647a50629
SHA512d34f0defd6c0a885f228ac95326de161711519ab5a241fdfee5e18a9e039e1d0ccb572b2aaf9b5c0565b153f2fa337aa63640ed96736973b6bc050b718d60baf