Overview
overview
3Static
static
3PC/GameAssembly.dll
windows10-2004-x64
1PC/GameAssembly.dll
windows11-21h2-x64
1PC/NRBT.exe
windows10-2004-x64
1PC/NRBT.exe
windows11-21h2-x64
1PC/UnityCr...64.exe
windows10-2004-x64
1PC/UnityCr...64.exe
windows11-21h2-x64
1PC/UnityPlayer.dll
windows10-2004-x64
1PC/UnityPlayer.dll
windows11-21h2-x64
1PC/baselib.dll
windows10-2004-x64
1PC/baselib.dll
windows11-21h2-x64
1Analysis
- max time kernel
149s - max time network
95s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/05/2026, 06:19
Static task
static1
Behavioral task
behavioral1
Sample
PC/GameAssembly.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
PC/GameAssembly.dll
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
PC/NRBT.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
PC/NRBT.exe
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
PC/UnityCrashHandler64.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
PC/UnityCrashHandler64.exe
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
PC/UnityPlayer.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
PC/UnityPlayer.dll
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
PC/baselib.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
PC/baselib.dll
Resource
win11-20260130-en
General
- Target PC/NRBT.exe
- Size 638KB
- Sample260502-g3etsshx7s
- SHA256 318c8de2852a52b4795d8b5ebda909e09c9d3ca6bde615aef8924168664b9d64
- MD5 7f143942416f8fef5b8e9080c2ab9c25
- SHA1 b06255c36549c366994ec9f929786d5f58ac78d5
- SHA512 4297f28d6204f656fef288e62810c61633676039e5c94ef3ce61831e93f2575968d601e944d3aef6f363241541ae873022986c15e604565f20c1b2f2011e198d
- SSDEEP 12288:CoCCHnnjCpIXX1BACM65K+2233333333v333333333333333cc3x3333cs3r33rR:hvjCpISl65K+2233333333v333333337
- TLSH T1D3D48D869D9C11C8D416CC71C17389E109F57C3B97FA9622A2E87F760E624D88F1BB36
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 3968 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 3968 AUDIODG.EXE - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1704 NRBT.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1704 wrote to memory of 2108 1704 NRBT.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\PC\NRBT.exe"C:\Users\Admin\AppData\Local\Temp\PC\NRBT.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Users\Admin\AppData\Local\Temp\PC\UnityCrashHandler64.exe"C:\Users\Admin\AppData\Local\Temp\PC\UnityCrashHandler64.exe" --attach 1704 22905048965122⤵PID:2108
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x0000000000000420 0x00000000000004081⤵
- Suspicious use of AdjustPrivilegeToken
PID:3968
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\LocalLow\NRBT\NRBT\logoGif
- Size 1B
- SHA256 4bf5122f344554c53bde2ebb8cd2b7e3d1600ad631c385a5d7cce23c7785459a
- MD5 55a54008ad1ba589aa210d2629c1df41
- SHA1 bf8b4530d8d246dd74ac53a13471bba17941dff7
- SHA512 7b54b66836c1fbdd13d2441d9e1434dc62ca677fb68f5fe66a464baadecdbd00576f8d6b5ac3bcc80844b7d50b1cc6603444bbe7cfcf8fc0aa1ee3c636d9e339
- MD5 SHA1 SHA512