Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-10-2024 17:05
Behavioral task
behavioral1
Sample
kostyapvealt.exe
Resource
win7-20240903-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
kostyapvealt.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
14 signatures
150 seconds
General
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Target
kostyapvealt.exe
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Size
37KB
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MD5
64e78b2e941c1b43d37ef11f3b32e1bb
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SHA1
33dedf85c8752624c62ca72850bd371ef9c51ae3
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SHA256
3ecfaa681e3e1273c4ffadc28187573a6f32d7c69694b90fa87c98dc71e5dc39
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SHA512
a52a0088ff2f1e9f9eba7299e29c7ee4db1288f7bf8d6db78a560de0e199f64708edeee03d5f305bb046c025355da779887a766fba6c85beaa90ee368db1f5bc
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SSDEEP
384:5QNcoixJ/l7OHg1WykrHD3HC8GYPdArAF+rMRTyN/0L+EcoinblneHQM3epzXHVE:SN+R1NkrHDSNYVArM+rMRa8NulVst
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3888 netsh.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1126d5bd446b30f6a40a8f76e33de5d2.exe kostyapvealt.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1126d5bd446b30f6a40a8f76e33de5d2.exe kostyapvealt.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1126d5bd446b30f6a40a8f76e33de5d2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\kostyapvealt.exe\" .." kostyapvealt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\1126d5bd446b30f6a40a8f76e33de5d2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\kostyapvealt.exe\" .." kostyapvealt.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 21 4.tcp.eu.ngrok.io 67 4.tcp.eu.ngrok.io 95 4.tcp.eu.ngrok.io -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 kostyapvealt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A taskmgr.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 taskmgr.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 taskmgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString taskmgr.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe 3964 kostyapvealt.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3964 kostyapvealt.exe -
Suspicious use of AdjustPrivilegeToken 42 IoCs
description pid Process Token: SeDebugPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: SeDebugPrivilege 1572 taskmgr.exe Token: SeSystemProfilePrivilege 1572 taskmgr.exe Token: SeCreateGlobalPrivilege 1572 taskmgr.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 1572 taskmgr.exe Token: SeIncBasePriorityPrivilege 1572 taskmgr.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe Token: 33 3964 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 3964 kostyapvealt.exe -
Suspicious use of FindShellTrayWindow 42 IoCs
pid Process 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe -
Suspicious use of SendNotifyMessage 42 IoCs
pid Process 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe 1572 taskmgr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3964 wrote to memory of 3888 3964 kostyapvealt.exe 92 PID 3964 wrote to memory of 3888 3964 kostyapvealt.exe 92 PID 3964 wrote to memory of 3888 3964 kostyapvealt.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\kostyapvealt.exe"C:\Users\Admin\AppData\Local\Temp\kostyapvealt.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3964 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\kostyapvealt.exe" "kostyapvealt.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3888
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Checks SCSI registry key(s)
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1572
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1