General
- Target file.exe
- Size 277KB
- Sample261016-dvb66a1t5n
- SHA256 b1cc5ad78b72d2f0a94d370e840e24ea38a31690ece3af851da345975da7ca5c
- MD5 bd43519650bf3de09d993e9f01560a78
- SHA1 0babeadf546eee56b56c6054bd9fee28372c7411
- SHA512 47b5f8aceff56db33c853b6aca123228a0bed9031175bce1e86bf92e2ef707184c511a7a882d4acdc4048f374f682faf379206a6e3c749f9fd7b4c3eaebcc4c6
- SSDEEP 3072:YAIg/QxeUMj14glS/FY1uEresLmg69bGWJ3v3sZUBoBFhnPd+h7BOWXw7xI2wllc:AGSlMOVdYtep9btJ3vsmAru7hwymTY
- TLSH T19454B610F9E58299F0B75B71CBD978FA56ADF6B2AF06522940CD23020E335B1EDD3426
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
file.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
violetworm
-
38.180.236.154:700
-
build_id
a25ede43f76413baa0dd21d7a01afdbd94b48c335854de3e3346d6e751297990
-
splitter
<Violet>
Targets
-
- Target file.exe
- Size 277KB
- SHA256 b1cc5ad78b72d2f0a94d370e840e24ea38a31690ece3af851da345975da7ca5c
- MD5 bd43519650bf3de09d993e9f01560a78
- SHA1 0babeadf546eee56b56c6054bd9fee28372c7411
- SHA512 47b5f8aceff56db33c853b6aca123228a0bed9031175bce1e86bf92e2ef707184c511a7a882d4acdc4048f374f682faf379206a6e3c749f9fd7b4c3eaebcc4c6
- SSDEEP 3072:YAIg/QxeUMj14glS/FY1uEresLmg69bGWJ3v3sZUBoBFhnPd+h7BOWXw7xI2wllc:AGSlMOVdYtep9btJ3vsmAru7hwymTY
- TLSH T19454B610F9E58299F0B75B71CBD978FA56ADF6B2AF06522940CD23020E335B1EDD3426
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies Windows Defender Real-time Protection settings
-
Modifies Windows Defender notification settings
-
Detected Nirsoft tools
Free utilities often used by attackers which can steal passwords, product keys, etc.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Executes a file named after a Windows system binary
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
-
Executes dropped EXE
-
Adds Run key to start application
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
4Windows Service
4Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
4Windows Service
4Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
5Disable or Modify Tools
4Masquerading
1Match Legitimate Name or Location
1Modify Registry
6