General
- Target MSTeamsSetup(1).msi
- Size 12.8MB
- Sample251129-ndtd8atnfx
- SHA256 ddaba68dfac28852d3936c8ca86b9061d754e02bd20c15ab36504805f634b0be
- MD5 d5e38e360f10139a0e41ade72fb67c3b
- SHA1 a1a733454800d490734faf385f383c3553217071
- SHA512 3f922fdfb7b87139afa4f1993bab8e3c1d0670103067098016003a6c6911033292a632b296d809424537fb454988fce0761c39d44298536a0f391ae3821e3e2a
- SSDEEP 196608:SHxcp9ym3nltDUJVlHxcp9ym3lHxcp9ym3JHxcp9ym3GHxcp9ym38Hxcp9ym3jH3:gGplp6GpXGpbGpUGpaGpNGp8
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
MSTeamsSetup(1).msi
Resource
win10v2004-20251016-en
Behavioral task
behavioral2
Sample
MSTeamsSetup(1).msi
Resource
win11-20250619-en
Malware Config
Targets
-
- Target MSTeamsSetup(1).msi
- Size 12.8MB
- SHA256 ddaba68dfac28852d3936c8ca86b9061d754e02bd20c15ab36504805f634b0be
- MD5 d5e38e360f10139a0e41ade72fb67c3b
- SHA1 a1a733454800d490734faf385f383c3553217071
- SHA512 3f922fdfb7b87139afa4f1993bab8e3c1d0670103067098016003a6c6911033292a632b296d809424537fb454988fce0761c39d44298536a0f391ae3821e3e2a
- SSDEEP 196608:SHxcp9ym3nltDUJVlHxcp9ym3lHxcp9ym3JHxcp9ym3GHxcp9ym38Hxcp9ym3jH3:gGplp6GpXGpbGpUGpaGpNGp8
- MD5 SHA1 SHA512 SSDEEP
-
Binary is signed using a ConnectWise certificate revoked for key compromise.
-
Sets service image path in registry
-
Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
-
Executes dropped EXE
-
Loads dropped DLL
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Boot or Logon Autostart Execution: Authentication Package
Suspicious Windows Authentication Registry Modification.
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Authentication Package
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Component Object Model Hijacking
1Installer Packages
1Privilege Escalation
Boot or Logon Autostart Execution
2Authentication Package
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Component Object Model Hijacking
1Installer Packages
1