General
- Target vtsl5nznyzul0rnd.exe
- Size 508KB
- Sample260701-s17ycabs7w
- SHA256 beab871cd831c2fbfe1896881f60e4f21aa191fc15620f6a12dcae5940327192
- MD5 7dd26f0182d218cda1f72e9ed7da94c2
- SHA1 23521d503fcb325ee734c95c85efdb631f096aef
- SHA512 3cc856e97468a13aa632dcea79438543e3ce4aa6970b845ff6511b51a5dd4b8f41ca8526c6ea8d131b871009e9683f68c28770dd50fc10eaa997d4f40595a5db
- SSDEEP 6144:tsBRxjMl7EaSZwzi28N04y94/pje3f5Qlzv5Tzye3yy9bwbP0OhhBN90jmylJfqE:mdjkANZHG4wyFMhkzvP99SqfWfxh+
- TLSH T117B45B247F988A08E590297E425E5901C7DAA1F21532A303370AFF661D89DDEDF2D3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
vtsl5nznyzul0rnd.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
vtsl5nznyzul0rnd.exe
Resource
win11ltsc2024-20260630-en
11 signatures
150 seconds
Malware Config
Targets
-
- Target vtsl5nznyzul0rnd.exe
- Size 508KB
- SHA256 beab871cd831c2fbfe1896881f60e4f21aa191fc15620f6a12dcae5940327192
- MD5 7dd26f0182d218cda1f72e9ed7da94c2
- SHA1 23521d503fcb325ee734c95c85efdb631f096aef
- SHA512 3cc856e97468a13aa632dcea79438543e3ce4aa6970b845ff6511b51a5dd4b8f41ca8526c6ea8d131b871009e9683f68c28770dd50fc10eaa997d4f40595a5db
- SSDEEP 6144:tsBRxjMl7EaSZwzi28N04y94/pje3f5Qlzv5Tzye3yy9bwbP0OhhBN90jmylJfqE:mdjkANZHG4wyFMhkzvP99SqfWfxh+
- TLSH T117B45B247F988A08E590297E425E5901C7DAA1F21532A303370AFF661D89DDEDF2D3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Modifies WinLogon for persistence
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1