Analysis
- max time kernel
148s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 17:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
grade_Increment 2026.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
grade_Increment 2026.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target grade_Increment 2026.exe
- Size 3.5MB
- Sample261102-vx6l8axy6k
- SHA256 79d3a29f9a2bc8bf7c45cf13b98add264636c96c3b1b14c6a3238972391cfe5b
- MD5 8dde3632d8959dc522c8d3345a6273bd
- SHA1 c8aca49526c17ebbc940d6b94b0a9e7a9cad4d8c
- SHA512 250ddcd0db18733cf61ae62136426fd76587cc3eb3e8309e21dd1b8230ff5a68f549df99df4a958408bfccbb4babf70133b0a3a49642f50fe13ea734fbedf8c1
- SSDEEP 49152:HAVV0Q3d7O8H1M55CTZ/Gtso+TFYIh2AlyiQQ/h2:TQ3d7O8HagZetkFYW2kHI
- TLSH T166F5233D3BF466A8D4BF073815B4889543F0B91BAA21EB1E7E4E12EC4D207169726773
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- .NET Reactor proctector 64 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/832-7-0x0000026572250000-0x00000265722B6000-memory.dmp net_reactor behavioral2/memory/832-129-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-133-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-131-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-127-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-125-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-123-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-119-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-115-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-111-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-109-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-107-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-103-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-101-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-99-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-95-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-93-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-91-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-87-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-85-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-83-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-79-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-77-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-73-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-71-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-67-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-65-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-59-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-63-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-57-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-53-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-49-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-47-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-43-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-41-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-39-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-37-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-35-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-33-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-31-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-29-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-27-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-25-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-23-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-21-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-19-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-17-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-15-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-13-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-11-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-9-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-8-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-121-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-117-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-113-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-105-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-97-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-89-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-81-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-75-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-69-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-61-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-56-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor behavioral2/memory/832-51-0x0000026572250000-0x00000265722C4000-memory.dmp net_reactor - Discovers running processes 1 TTPs 1 IoCs
Running process information can be used to identify security tools or plan follow-on actions.
pid Process 4124 tasklist.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 832 set thread context of 4156 832 grade_Increment 2026.exe 92 - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain grade_Increment 2026.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname grade_Increment 2026.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 832 grade_Increment 2026.exe 832 grade_Increment 2026.exe 832 grade_Increment 2026.exe 832 grade_Increment 2026.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 832 grade_Increment 2026.exe Token: SeDebugPrivilege 4124 tasklist.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 832 wrote to memory of 4124 832 grade_Increment 2026.exe 88 PID 832 wrote to memory of 4156 832 grade_Increment 2026.exe 92 PID 832 wrote to memory of 4156 832 grade_Increment 2026.exe 92 PID 832 wrote to memory of 4156 832 grade_Increment 2026.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\grade_Increment 2026.exe"C:\Users\Admin\AppData\Local\Temp\grade_Increment 2026.exe"1⤵
- Suspicious use of SetThreadContext
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Windows\system32\tasklist.exe"C:\Windows\system32\tasklist.exe" /FI "IMAGENAME eq sandboxierpcss.exe" /FI "SESSION eq 1" /FO CSV /NH2⤵
- Discovers running processes
- Suspicious use of AdjustPrivilegeToken
PID:4124
-
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"2⤵PID:4156
-