Analysis
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max time kernel
445s -
max time network
446s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
29/03/2025, 13:43
Behavioral task
behavioral1
Sample
Kaspersky.exe
Resource
win10v2004-20250314-en
windows10-2004-x64
13 signatures
900 seconds
General
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Target
Kaspersky.exe
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Size
93KB
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MD5
327274bc008bf3d8e260af2a4b70d059
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SHA1
d4058bac2970b6d2da5b77c3fb5dffeec236262c
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SHA256
a13ed5c6556e32a91cb9379fac3ccf5db98c42b157dfb89288f5a75ca326bc75
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SHA512
bae8fc052a696de14760336a896290f304182024cfdd5176f112d93f0d7e14b6a632b0e7e01f3744df1dc5f7b9e003d61088a900a7ed7b2ad2797250d725757b
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SSDEEP
1536:7V4FQWqkqqoLc2m+isjEwzGi1dDsDMgS:7V4mkqqoA2xiti1dal
Malware Config
Signatures
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Disables Task Manager via registry modification
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Modifies Windows Firewall 2 TTPs 3 IoCs
pid Process 2020 netsh.exe 3580 netsh.exe 804 netsh.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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation Kaspersky.exe -
Executes dropped EXE 1 IoCs
pid Process 5292 server.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 23 2.tcp.eu.ngrok.io 64 2.tcp.eu.ngrok.io -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\Explorer.exe server.exe File opened for modification C:\Program Files (x86)\Explorer.exe server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 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 opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \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 Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 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 Kaspersky.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe 5292 server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5292 server.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe Token: 33 5292 server.exe Token: SeIncBasePriorityPrivilege 5292 server.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4984 wrote to memory of 5292 4984 Kaspersky.exe 92 PID 4984 wrote to memory of 5292 4984 Kaspersky.exe 92 PID 4984 wrote to memory of 5292 4984 Kaspersky.exe 92 PID 5292 wrote to memory of 804 5292 server.exe 95 PID 5292 wrote to memory of 804 5292 server.exe 95 PID 5292 wrote to memory of 804 5292 server.exe 95 PID 5292 wrote to memory of 3580 5292 server.exe 100 PID 5292 wrote to memory of 3580 5292 server.exe 100 PID 5292 wrote to memory of 3580 5292 server.exe 100 PID 5292 wrote to memory of 2020 5292 server.exe 101 PID 5292 wrote to memory of 2020 5292 server.exe 101 PID 5292 wrote to memory of 2020 5292 server.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\Kaspersky.exe"C:\Users\Admin\AppData\Local\Temp\Kaspersky.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4984 -
C:\Users\Admin\server.exe"C:\Users\Admin\server.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5292 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:804
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C:\Windows\SysWOW64\netsh.exenetsh firewall delete allowedprogram "C:\Users\Admin\server.exe"3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3580
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2020
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Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
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Downloads
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Filesize
5B
MD5112317d572ce0538d2d1b20d7f32170e
SHA1c7f3714c4806b907bcff7f79aa1d1c9373b77d1e
SHA256fd9e9a8be71786826787d6eb9aa28371d09b0515ddf0c19b082fe7bac57a88a9
SHA512265dbebc83c74dc97770e650580b0321144990d133403bab2bc1de4618cde63dfd4fedfa56b5e4e259b510585db0f7a59042c356356c56bea3ac861d4be5337f
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Filesize
93KB
MD5327274bc008bf3d8e260af2a4b70d059
SHA1d4058bac2970b6d2da5b77c3fb5dffeec236262c
SHA256a13ed5c6556e32a91cb9379fac3ccf5db98c42b157dfb89288f5a75ca326bc75
SHA512bae8fc052a696de14760336a896290f304182024cfdd5176f112d93f0d7e14b6a632b0e7e01f3744df1dc5f7b9e003d61088a900a7ed7b2ad2797250d725757b