General
- Target tmpc0n0xy21
- Size 4.1MB
- Sample260522-24ekmsav4w
- SHA256 a3d49bb9d44da26bc5c3650be6b3663429cc7bd6e02d0483994f5c5a06949002
- MD5 2341776828b862034d3d4c9b23b40b29
- SHA1 7f7ab6d3197cfec74dccf6f352107a2685e37d60
- SHA512 8c5991c9fc17ef0b97d984c4d18d23f5821d1fccb941a3fd81b1bac12690e589984a6e5ed8cc36c38fa13da6e47d4220bc97f84d6e6a17e7ba372f6848c7a661
- SSDEEP 49152:xlBep/VOTg1p7RXKO63AZ15KC+5WvEt6b/ZuM7XJUEM/iIgO2i5KB8vKMW+BXUEW:xveFPdyQZ1oKN7MMDJw3vKh+XcPCZK
- TLSH T19A1633F1B691CC77D8AA363445679F950ABFFA40C1B814A73A3846296DE73C0613732B
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
tmpc0n0xy21.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral2
Sample
tmpc0n0xy21.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral3
Sample
tmpc0n0xy21.exe
Resource
win11-20260513-en
Malware Config
Targets
-
- Target tmpc0n0xy21
- Size 4.1MB
- SHA256 a3d49bb9d44da26bc5c3650be6b3663429cc7bd6e02d0483994f5c5a06949002
- MD5 2341776828b862034d3d4c9b23b40b29
- SHA1 7f7ab6d3197cfec74dccf6f352107a2685e37d60
- SHA512 8c5991c9fc17ef0b97d984c4d18d23f5821d1fccb941a3fd81b1bac12690e589984a6e5ed8cc36c38fa13da6e47d4220bc97f84d6e6a17e7ba372f6848c7a661
- SSDEEP 49152:xlBep/VOTg1p7RXKO63AZ15KC+5WvEt6b/ZuM7XJUEM/iIgO2i5KB8vKMW+BXUEW:xveFPdyQZ1oKN7MMDJw3vKh+XcPCZK
- TLSH T19A1633F1B691CC77D8AA363445679F950ABFFA40C1B814A73A3846296DE73C0613732B
- 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