General
- Target tmp00tbd_bf
- Size 4.0MB
- Sample260602-mrhdfaa17y
- SHA256 a3a7ebd3ea3953516edd3440f6abd0f29d3e4d93f6db21f07486ade3d5ea5b72
- MD5 95e1f5adb4ecadcbab19d44766ce188d
- SHA1 7be193ab8f4876f846189ead760d87e73fea5639
- SHA512 5e172b5e9c8f92c8b91801966177167c1c7e443d4bcc3cf891456f197cac61256426438b8670c059e8b7980527d3becf5ea7102429be3c4951994d8d097df883
- SSDEEP 98304:aO8Q6X3ze59uRY0jnCg6C4FcH8pdXBYWLU3suGrpJbT:v8Pnz7D7B+FcH8pzLU8uGHn
- TLSH T18416330D320EDFB0F31395B221C5D92B08F3B9DB6E70A053BA980F6C59BC9856A67745
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
tmp00tbd_bf.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral2
Sample
tmp00tbd_bf.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral3
Sample
tmp00tbd_bf.exe
Resource
win11-20260513-en
Malware Config
Targets
-
- Target tmp00tbd_bf
- Size 4.0MB
- SHA256 a3a7ebd3ea3953516edd3440f6abd0f29d3e4d93f6db21f07486ade3d5ea5b72
- MD5 95e1f5adb4ecadcbab19d44766ce188d
- SHA1 7be193ab8f4876f846189ead760d87e73fea5639
- SHA512 5e172b5e9c8f92c8b91801966177167c1c7e443d4bcc3cf891456f197cac61256426438b8670c059e8b7980527d3becf5ea7102429be3c4951994d8d097df883
- SSDEEP 98304:aO8Q6X3ze59uRY0jnCg6C4FcH8pdXBYWLU3suGrpJbT:v8Pnz7D7B+FcH8pzLU8uGHn
- TLSH T18416330D320EDFB0F31395B221C5D92B08F3B9DB6E70A053BA980F6C59BC9856A67745
- 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