Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/09/2026, 11:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe
- Size 879KB
- Sample260910-ne1vpawsbt
- SHA256 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9
- MD5 7c84081b3d55fd6c8497b5f980c65909
- SHA1 340aaef808241e106812eaa007ca5719310e467b
- SHA512 20181dd5f1d2771e5199d77eede1258835ef7626258ec844a8638676e57e030032c0390674b7cca73af7112300ec1b2d1be036a2aa67212d3da4d151368e989e
- SSDEEP 24576:0XLXQM6RJeweGN3Tw+6sD5wTUm3pcY0e8eQFJo+:iLXfwowwpsDmX9l8eu
- TLSH T12C1512797364FA19DA7E47F50E76E63A17B66E4EB411D31A8DE88DEB3E247042C00603
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
Malware Config
Signatures
- Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com - SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral2/memory/4348-6-0x00000000052D0000-0x00000000052E4000-memory.dmp SmartAssembly - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4348 set thread context of 2636 4348 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe 89 - Program crash 1 IoCs
pid pid_target Process procid_target 3236 2636 WerFault.exe 89 - 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 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2636 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4348 wrote to memory of 2636 4348 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe 89 PID 4348 wrote to memory of 2636 4348 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe 89 PID 4348 wrote to memory of 2636 4348 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe 89 PID 4348 wrote to memory of 2636 4348 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe 89 PID 4348 wrote to memory of 2636 4348 a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe"C:\Users\Admin\AppData\Local\Temp\a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Users\Admin\AppData\Local\Temp\a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe"C:\Users\Admin\AppData\Local\Temp\a283f8fa8b08688bac38396e9b59aacf89037577177611df9891c58a0739d4a9.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 17763⤵
- Program crash
PID:3236
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2636 -ip 26361⤵PID:2396