Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 2704 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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\1126d5bd446b30f6a40a8f76e33de5d2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\kostyapvealt.exe\" .." kostyapvealt.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\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 26 4.tcp.eu.ngrok.io 2 4.tcp.eu.ngrok.io 8 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe 2648 kostyapvealt.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2648 kostyapvealt.exe -
Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe Token: 33 2648 kostyapvealt.exe Token: SeIncBasePriorityPrivilege 2648 kostyapvealt.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2648 wrote to memory of 2704 2648 kostyapvealt.exe 30 PID 2648 wrote to memory of 2704 2648 kostyapvealt.exe 30 PID 2648 wrote to memory of 2704 2648 kostyapvealt.exe 30 PID 2648 wrote to memory of 2704 2648 kostyapvealt.exe 30
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:2648 -
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:2704
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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
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
1