Analysis
- max time kernel
147s - max time network
145s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system - submitted
23/07/2024, 17:23
Behavioral task
behavioral1
Sample
Server.exe
Resource
win7-20240705-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
Server.exe
Resource
win10-20240404-en
6 signatures
150 seconds
Behavioral task
behavioral3
Sample
Server.exe
Resource
win10v2004-20240709-en
6 signatures
150 seconds
Behavioral task
behavioral4
Sample
Server.exe
Resource
win11-20240709-en
6 signatures
150 seconds
General
- Target Server.exe
- Size 93KB
- Sample240723-vx5pxstdrf
- SHA256 2f989ad111f928d16881307ae35863b3a66882328e0fa83bdfb585df1f0cd78b
- MD5 02ce775fb6776f450fc124ad0b22d5f2
- SHA1 034cfa9d440a9f92e8dbb2c71448d670765fc2ca
- SHA512 e2d02edeb93b7c5ef29aab43b893ab24c3cad6da891f0d6db4a9dc054cf2b6ab0900f95edfa823c3fb2aa8522a0c81bc5effd1151e7ae44b4bdb360d94df3e24
- SSDEEP 1536:TUxOx6baIa9RZj00ljEwzGi1dDxZD2gS:TUxbaIa93jNSi1drb
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2632 netsh.exe - 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 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 - 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 Server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4640 Server.exe - Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe Token: 33 4640 Server.exe Token: SeIncBasePriorityPrivilege 4640 Server.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4640 wrote to memory of 2632 4640 Server.exe 72 PID 4640 wrote to memory of 2632 4640 Server.exe 72 PID 4640 wrote to memory of 2632 4640 Server.exe 72
Processes
-
C:\Users\Admin\AppData\Local\Temp\Server.exe"C:\Users\Admin\AppData\Local\Temp\Server.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2632
-