Analysis
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max time kernel
147s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
04-01-2024 01:35
Behavioral task
behavioral1
Sample
3f913d513d97eb3ca8c8700f7de58fe4.exe
Resource
win7-20231215-en
windows7-x64
7 signatures
150 seconds
General
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Target
3f913d513d97eb3ca8c8700f7de58fe4.exe
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Size
143KB
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MD5
3f913d513d97eb3ca8c8700f7de58fe4
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SHA1
c4ab3eaf01090a6751fa9b6878714cad99e493aa
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SHA256
4fc794f0028f3adb7b8efb6e02a196310ca9edde439ae8ac47f51b485d0eceaf
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SHA512
eda3c24ff4cce392475555dc250268ec4bf0b7eeb155d95d76125c09c288db76419d00aa53db12bd95c668be0de162b2cbb01c4dcd0080a294e7da3298de9bee
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SSDEEP
3072:ARFHEVUkrbJqMn+3WAXqmLe8Q+9NO+4nU6QVW6hiq3/IX5jLVoutq:AR2VJxqz3WAXqmLeCNV6QVNEq3WpoS
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 8 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3f913d513d97eb3ca8c8700f7de58fe4.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\bot.exe = "C:\\Users\\Admin\\AppData\\Roaming\\bot.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 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 -
resource yara_rule behavioral1/memory/2112-0-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral1/memory/2112-8-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral1/memory/2440-7-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-6-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-4-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-14-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-15-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-16-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-18-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-19-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-21-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-23-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2440-24-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2112 set thread context of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 -
Modifies registry key 1 TTPs 4 IoCs
pid Process 2724 reg.exe 2844 reg.exe 2752 reg.exe 2600 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeCreateTokenPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeAssignPrimaryTokenPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeLockMemoryPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeIncreaseQuotaPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeMachineAccountPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeTcbPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeSecurityPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeTakeOwnershipPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeLoadDriverPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeSystemProfilePrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeSystemtimePrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeProfSingleProcessPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeIncBasePriorityPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeCreatePagefilePrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeCreatePermanentPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeBackupPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeRestorePrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeShutdownPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeDebugPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeAuditPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeSystemEnvironmentPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeChangeNotifyPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeRemoteShutdownPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeUndockPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeSyncAgentPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeEnableDelegationPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeManageVolumePrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeImpersonatePrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: SeCreateGlobalPrivilege 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: 31 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: 32 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: 33 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: 34 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe Token: 35 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2112 wrote to memory of 2440 2112 3f913d513d97eb3ca8c8700f7de58fe4.exe 22 PID 2440 wrote to memory of 2768 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 23 PID 2440 wrote to memory of 2768 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 23 PID 2440 wrote to memory of 2768 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 23 PID 2440 wrote to memory of 2768 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 23 PID 2440 wrote to memory of 2772 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 34 PID 2440 wrote to memory of 2772 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 34 PID 2440 wrote to memory of 2772 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 34 PID 2440 wrote to memory of 2772 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 34 PID 2440 wrote to memory of 2824 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 32 PID 2440 wrote to memory of 2824 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 32 PID 2440 wrote to memory of 2824 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 32 PID 2440 wrote to memory of 2824 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 32 PID 2440 wrote to memory of 2672 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 24 PID 2440 wrote to memory of 2672 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 24 PID 2440 wrote to memory of 2672 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 24 PID 2440 wrote to memory of 2672 2440 3f913d513d97eb3ca8c8700f7de58fe4.exe 24 PID 2768 wrote to memory of 2724 2768 cmd.exe 29 PID 2768 wrote to memory of 2724 2768 cmd.exe 29 PID 2768 wrote to memory of 2724 2768 cmd.exe 29 PID 2768 wrote to memory of 2724 2768 cmd.exe 29 PID 2824 wrote to memory of 2752 2824 cmd.exe 27 PID 2824 wrote to memory of 2752 2824 cmd.exe 27 PID 2824 wrote to memory of 2752 2824 cmd.exe 27 PID 2824 wrote to memory of 2752 2824 cmd.exe 27 PID 2672 wrote to memory of 2600 2672 cmd.exe 28 PID 2672 wrote to memory of 2600 2672 cmd.exe 28 PID 2672 wrote to memory of 2600 2672 cmd.exe 28 PID 2672 wrote to memory of 2600 2672 cmd.exe 28 PID 2772 wrote to memory of 2844 2772 cmd.exe 30 PID 2772 wrote to memory of 2844 2772 cmd.exe 30 PID 2772 wrote to memory of 2844 2772 cmd.exe 30 PID 2772 wrote to memory of 2844 2772 cmd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe"C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exeC:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2440 -
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:2768 -
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:2724
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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" /f3⤵
- Suspicious use of WriteProcessMemory
PID:2672 -
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" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:2600
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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:2824
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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\3f913d513d97eb3ca8c8700f7de58fe4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger" /f3⤵
- Suspicious use of WriteProcessMemory
PID:2772
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C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f1⤵
- Modifies firewall policy service
- Modifies registry key
PID:2752
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C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger" /f1⤵
- Modifies firewall policy service
- Modifies registry key
PID:2844