Analysis
- user interaction
yes - max time kernel
8s - max time network
9s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/08/2026, 19:18
Behavioral task
behavioral1
Sample
T3refByViperRoman.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
T3refByViperRoman.exe
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target T3refByViperRoman.exe
- Size 86KB
- Sample260801-x1cjnavbma
- SHA256 7c2e4a42bc62839e57221bfb8a18fd5cdedec10dcab7aaf5681ce00a74dd0586
- MD5 0b22361b23f634e9e9dd5b10c762f601
- SHA1 26ff6f75149dbad445e66dd09bbbc8141d8a66b0
- SHA512 e4f6aeb77bce4fa5fef14e85f29d5dafa874af923306d3e3d8acfdf7f429fbc533873a31385bc8fc6469741580af5724b48fba1afecb09f57ef49872b3576be7
- SSDEEP 1536:bEd7M6rxHSwI6mQKjSAWFxh5ea3V8wmKQJsM/yim/1y1ejY6yFOB7y7:wd/rxHSwIzboFTVOsM/yjgf6yFOBa
- TLSH T10F83D142E3B101D5F7A19070EC71EB2EEE70B58A5529E5DF73484F916A33530AF0936A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 1 IoCs
resource yara_rule behavioral1/memory/1692-0-0x0000000000F40000-0x0000000000F5C000-memory.dmp family_donutloader - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyApplication = "C:\\Users\\Admin\\AppData\\Local\\Temp\\T3refByViperRoman.exe" T3refByViperRoman.exe Set value (str) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyApplication = "C:\\Users\\Admin\\AppData\\Local\\Temp\\T3refByViperRoman.exe" T3refByViperRoman.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1692 T3refByViperRoman.exe 1692 T3refByViperRoman.exe 1768 T3refByViperRoman.exe 1768 T3refByViperRoman.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\T3refByViperRoman.exe"C:\Users\Admin\AppData\Local\Temp\T3refByViperRoman.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1692
-
C:\Users\Admin\AppData\Local\Temp\T3refByViperRoman.exeC:\Users\Admin\AppData\Local\Temp\T3refByViperRoman.exe1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1768
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\T3refByViperRoman.exe.log
- Size 42B
- SHA256 d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b
- MD5 84cfdb4b995b1dbf543b26b86c863adc
- SHA1 d2f47764908bf30036cf8248b9ff5541e2711fa2
- SHA512 485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce
- MD5 SHA1 SHA512