Analysis
-
max time kernel
0s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-06-2024 14:02
Behavioral task
behavioral1
Sample
Nitro.rar
Resource
win11-20240611-en
Behavioral task
behavioral2
Sample
Nitro/Nitro Gen.exe
Resource
win11-20240611-en
Behavioral task
behavioral3
Sample
main.pyc
Resource
win11-20240508-en
Behavioral task
behavioral4
Sample
Nitro/config/config.json
Resource
win11-20240611-en
Behavioral task
behavioral5
Sample
Nitro/config/proxies.txt
Resource
win11-20240611-en
Behavioral task
behavioral6
Sample
Nitro/results/hit.txt
Resource
win11-20240508-en
General
-
Target
Nitro/results/hit.txt
-
Size
1B
-
MD5
68b329da9893e34099c7d8ad5cb9c940
-
SHA1
adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
-
SHA256
01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
-
SHA512
be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 1 IoCs
Processes:
cmd.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000_Classes\Local Settings cmd.exe -
Opens file in notepad (likely ransom note) 1 IoCs
Processes:
NOTEPAD.EXEpid process 3592 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
cmd.exedescription pid process target process PID 1384 wrote to memory of 3592 1384 cmd.exe NOTEPAD.EXE PID 1384 wrote to memory of 3592 1384 cmd.exe NOTEPAD.EXE
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Nitro\results\hit.txt1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Nitro\results\hit.txt2⤵
- Opens file in notepad (likely ransom note)
PID:3592
-