Analysis
- max time kernel
64s - max time network
63s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260911-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows - submitted
28/09/2026, 13:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
not_a_virus.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
not_a_virus.exe
Resource
win10ltsc2021-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral3
Sample
not_a_virus.exe
Resource
win11-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral4
Sample
not_a_virus.exe
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target not_a_virus.exe
- Size 244KB
- Sample260928-qc2ejswtbw
- SHA256 940bd0593e2cdedae52f6d995378342460444ef15646dcabb609e5a32dff4668
- MD5 0c04cfc3aa555d198f42fc2fe9324c4a
- SHA1 0b5ea5f30eea246c5c864c2acdb9c02fe9facc4d
- SHA512 21677e00661239972e2ac00bacf0f5a88f41cf3f3659ee4d7a63f0677ef81ddef52fb072c63a2db39061d5f581a761d8fb051241f0d833572354326f9ef10a70
- SSDEEP 3072:FahKyd2n31hIw5iJJDTnRQs4aPhwc6A/Fypgx3RhwDGW1U+FCTOe2VT:FahOGJ95ZP1/YARhLaU+Y49
- TLSH T1C334D00673E810B7E0B6077899F341639A7278B16B7542FF12D494BE4F236D0A932B1B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4892 BSOD.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" not_a_virus.exe - 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 1912 cmd.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4892 BSOD.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5908 wrote to memory of 1912 5908 not_a_virus.exe 83 PID 1912 wrote to memory of 4892 1912 cmd.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\not_a_virus.exe"C:\Users\Admin\AppData\Local\Temp\not_a_virus.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5908 -
C:\Windows\SYSTEM32\cmd.execmd /c BSOD.exe --win10 -sc "Stop code: 0xC0000225\nWhat failed: bootmgr.dll" -sp "-1"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BSOD.exeBSOD.exe --win10 -sc "Stop code: 0xC0000225\nWhat failed: bootmgr.dll" -sp "-1"3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4892
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BSOD.exe
- Size 435KB
- SHA256 31e1a16d982e4415d8161baf6817038b8dee191c996d5470338026b7f9fcce1f
- MD5 c729d1244f267a4a9ee8d565b9d3d973
- SHA1 6a2990aef82674312751d68737f19309e0a06504
- SHA512 a935bfdf0c46a7e1bb2276731374227c4ff01e1fb9813e458d3b110a50c563fd4ab38628ec81044ab927b34e90f39309b29cac94528358b5662181436ee93146
- SSDEEP 6144:uPbYJ+oq8+Lf6b1gZjBfyZG4SaGQSZcFhQ9akOJe:uPbRKcLNkkOE
- TLSH T14F94D5C259FA3D3FD2A636755CA4C3210E316DC995A2D20D28C47CC5EEBB2C31916EE9
- MD5 SHA1 SHA512 SSDEEP TLSH