General
- Target tmpy8apifw4
- Size 4.1MB
- Sample260602-msptxact9r
- SHA256 af603a3296f16b0baaed81c4b5a68136221d598540c6ffedc69ce7794f7632db
- MD5 8bc6e817b01cb79c117a41cd85c1dfb2
- SHA1 0cb33a615148cf98da86de1bd0b80fe03c2f93d1
- SHA512 70b612a3b61740b82ebef521dde889876061a58e83163806d6e31f0b2590d061596d852d8bf77732fc2e7861f6c3331f66e70903cdedf11806eb986bd8b850b8
- SSDEEP 98304:SYlQkFE+gqDgsjx3XuBRJ0EZplpO18Me6D4BSaunMt3j+:PtEFN6OH0E28MVA/K
- TLSH T16316333635839031E08369345EEA71F07E36E8B54365E49B3FAC2768BF165D2D61E382
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
tmpy8apifw4.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral2
Sample
tmpy8apifw4.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral3
Sample
tmpy8apifw4.exe
Resource
win11-20260513-en
Malware Config
Targets
-
- Target tmpy8apifw4
- Size 4.1MB
- SHA256 af603a3296f16b0baaed81c4b5a68136221d598540c6ffedc69ce7794f7632db
- MD5 8bc6e817b01cb79c117a41cd85c1dfb2
- SHA1 0cb33a615148cf98da86de1bd0b80fe03c2f93d1
- SHA512 70b612a3b61740b82ebef521dde889876061a58e83163806d6e31f0b2590d061596d852d8bf77732fc2e7861f6c3331f66e70903cdedf11806eb986bd8b850b8
- SSDEEP 98304:SYlQkFE+gqDgsjx3XuBRJ0EZplpO18Me6D4BSaunMt3j+:PtEFN6OH0E28MVA/K
- TLSH T16316333635839031E08369345EEA71F07E36E8B54365E49B3FAC2768BF165D2D61E382
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Glupteba payload
-
Windows security bypass
-
Modifies Windows Firewall
-
Executes dropped EXE
-
Windows security modification
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Manipulates WinMonFS driver.
Roottkits write to WinMonFS to hide directories/files from being detected.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
4Subvert Trust Controls
2Install Root Certificate
2