Overview
overview
8Static
static
3cherax.zip
windows11-21h2-x64
1cherax/Mic...es.dll
windows11-21h2-x64
1cherax/Sys...ic.dll
windows11-21h2-x64
1cherax/Sys...ns.dll
windows11-21h2-x64
1cherax/Sys...es.dll
windows11-21h2-x64
1cherax/Sys...le.dll
windows11-21h2-x64
1cherax/Sys...ss.dll
windows11-21h2-x64
1cherax/Sys...nq.dll
windows11-21h2-x64
1cherax/Sys...ry.dll
windows11-21h2-x64
1cherax/Sys...ib.dll
windows11-21h2-x64
1cherax/Sys...es.dll
windows11-21h2-x64
1cherax/Sys...me.dll
windows11-21h2-x64
1cherax/Sys...ns.dll
windows11-21h2-x64
1cherax/Sys...ad.dll
windows11-21h2-x64
1cherax/Sys...ng.dll
windows11-21h2-x64
1cherax/Win...s.json
windows11-21h2-x64
3cherax/Win...er.exe
windows11-21h2-x64
1cherax/cherax.exe
windows11-21h2-x64
8cherax/clrjit.dll
windows11-21h2-x64
1cherax/coreclr.dll
windows11-21h2-x64
1cherax/hostfxr.dll
windows11-21h2-x64
1cherax/hostpolicy.dll
windows11-21h2-x64
1cherax/json.txt
windows11-21h2-x64
3cherax/mscorrc.dll
windows11-21h2-x64
1Analysis
- max time kernel
898s - max time network
402s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/07/2026, 13:41
Static task
static1
Behavioral task
behavioral1
Sample
cherax.zip
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
cherax/Microsoft.Win32.Primitives.dll
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
cherax/System.Collections.NonGeneric.dll
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
cherax/System.Collections.dll
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
cherax/System.ComponentModel.Primitives.dll
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
cherax/System.Console.dll
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
cherax/System.Diagnostics.Process.dll
Resource
win11-20260513-en
Behavioral task
behavioral8
Sample
cherax/System.Linq.dll
Resource
win11-20260513-en
Behavioral task
behavioral9
Sample
cherax/System.Memory.dll
Resource
win11-20260513-en
Behavioral task
behavioral10
Sample
cherax/System.Private.CoreLib.dll
Resource
win11-20260513-en
Behavioral task
behavioral11
Sample
cherax/System.Runtime.InteropServices.dll
Resource
win11-20260513-en
Behavioral task
behavioral12
Sample
cherax/System.Runtime.dll
Resource
win11-20260513-en
Behavioral task
behavioral13
Sample
cherax/System.Text.Encoding.Extensions.dll
Resource
win11-20260513-en
Behavioral task
behavioral14
Sample
cherax/System.Threading.Thread.dll
Resource
win11-20260513-en
Behavioral task
behavioral15
Sample
cherax/System.Threading.dll
Resource
win11-20260513-en
Behavioral task
behavioral16
Sample
cherax/WinUpdateHelper.deps.json
Resource
win11-20260513-en
Behavioral task
behavioral17
Sample
cherax/WinUpdateHelper.exe
Resource
win11-20260513-en
Behavioral task
behavioral18
Sample
cherax/cherax.exe
Resource
win11-20260513-en
Behavioral task
behavioral19
Sample
cherax/clrjit.dll
Resource
win11-20260513-en
Behavioral task
behavioral20
Sample
cherax/coreclr.dll
Resource
win11-20260513-en
Behavioral task
behavioral21
Sample
cherax/hostfxr.dll
Resource
win11-20260513-en
Behavioral task
behavioral22
Sample
cherax/hostpolicy.dll
Resource
win11-20260513-en
Behavioral task
behavioral23
Sample
cherax/json.txt
Resource
win11-20260513-en
Behavioral task
behavioral24
Sample
cherax/mscorrc.dll
Resource
win11-20260513-en
General
- Target cherax/WinUpdateHelper.deps.json
- Size 33KB
- Sample260722-qzl85sfd39
- SHA256 5fe3a767eb907b946a745a87c5048d05e4fb82e3d72af3a0ace82d33e262db97
- MD5 3c3aa485fdf34e5a2f12019e123c11e6
- SHA1 9101ae43429519fa0e3e93c61c9a9dbe4458c06c
- SHA512 d40cb8139040f6980f5cd7efd9d693519d9a7f5495d19456f96c4fdb25ee734f22e90487118a6bc2e86f196de055cf460e1df089d4c9aba036eddfe6ae758c8f
- SSDEEP 768:+T69VEsIhKPMEPrT3XCGjDyiEc6BHa21Fe8kFN92uwtEeCJyi:39VEsIhKPMEPrT3XCGjDyiEc6BHa21Fg
- TLSH T1E9F2F616D9804DBB05761FD2693886D8FA65032F3181A82AB87C641DDF3FBBB1059F78
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3004 cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2824035265-2271499813-2042964211-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2824035265-2271499813-2042964211-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4296 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\cherax\WinUpdateHelper.deps.json1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:3004
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4296