Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20250313-en -
resource tags
arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system -
submitted
29/03/2025, 12:25
Behavioral task
behavioral1
Sample
Kaspersky.exe
Resource
win7-20240903-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
Kaspersky.exe
Resource
win10v2004-20250313-en
windows10-2004-x64
13 signatures
150 seconds
General
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Target
Kaspersky.exe
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Size
93KB
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MD5
3060fc299e17c7783df72a4e5f031f39
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SHA1
2b1a867cf9dd435670d3c638974b4ad3c4a6ac87
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SHA256
cc3766508cfe6674d7c5a3008353ad24aa7e50c576a77b31e26985bd7aee5aa0
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SHA512
490a2728a54d021e2834332b8a1cc37475486794a2eef27c974a587ede72e1ca4672e3d0f05c646c954f4f4760c12a13f9cd901b816436ca20690ad14f904aa2
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SSDEEP
1536:HV/r7EkrjaFIs7E5OxzJn8njEwzGi1dDjDzgS:HV7jau5OVVLi1drs
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 4856 netsh.exe 5452 netsh.exe 1872 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-1-5-21-1279544337-3716153908-718418795-1000\Control Panel\International\Geo\Nation Kaspersky.exe -
Executes dropped EXE 1 IoCs
pid Process 3892 server.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
flow ioc 25 7.tcp.eu.ngrok.io -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\Explower.exe server.exe File opened for modification C:\Program Files (x86)\Explower.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 value enumerated \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 value enumerated \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 opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \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 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe 3892 server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3892 server.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe Token: 33 3892 server.exe Token: SeIncBasePriorityPrivilege 3892 server.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3204 wrote to memory of 3892 3204 Kaspersky.exe 88 PID 3204 wrote to memory of 3892 3204 Kaspersky.exe 88 PID 3204 wrote to memory of 3892 3204 Kaspersky.exe 88 PID 3892 wrote to memory of 4856 3892 server.exe 92 PID 3892 wrote to memory of 4856 3892 server.exe 92 PID 3892 wrote to memory of 4856 3892 server.exe 92 PID 3892 wrote to memory of 5452 3892 server.exe 97 PID 3892 wrote to memory of 5452 3892 server.exe 97 PID 3892 wrote to memory of 5452 3892 server.exe 97 PID 3892 wrote to memory of 1872 3892 server.exe 98 PID 3892 wrote to memory of 1872 3892 server.exe 98 PID 3892 wrote to memory of 1872 3892 server.exe 98
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:3204 -
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:3892 -
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:4856
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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:5452
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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:1872
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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
MD53060fc299e17c7783df72a4e5f031f39
SHA12b1a867cf9dd435670d3c638974b4ad3c4a6ac87
SHA256cc3766508cfe6674d7c5a3008353ad24aa7e50c576a77b31e26985bd7aee5aa0
SHA512490a2728a54d021e2834332b8a1cc37475486794a2eef27c974a587ede72e1ca4672e3d0f05c646c954f4f4760c12a13f9cd901b816436ca20690ad14f904aa2