General
- Target OperaSetup.exe
- Size 3.1MB
- Sample260619-ykff2sbs3l
- SHA256 b2a271bfa929a543247f0721b8db6823cf709f0955ccba001c81246145bf4c1a
- MD5 e59988e8ebc2d656113c6f8f5ca76cf9
- SHA1 0920b10534ac4661e56df901c2d1981b0eefa8b3
- SHA512 fd0d2b564ed4e0729c197544e545861deca08f0ae40f1c3e8fd684c5973339d5f3a0a748dd21fbafa486d3d4941ab8e0150976828450f017874fa63d6c9c822f
- SSDEEP 49152:EVAbwj7MUOqzHmeeTNPZLy4g72T68w0E4Z3kvh0mJRFJjTCFItJT2t08:oAmMUOoHmRZLeKpHE4ZUpPRF/Jx8
- TLSH T1D9E523637B41C876E52330324F59F74897BEB8151F318A9B67C42A6E8EF0182A935F47
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
OperaSetup.exe
Resource
win10ltsc2021-20260513-en
Malware Config
Targets
-
- Target OperaSetup.exe
- Size 3.1MB
- SHA256 b2a271bfa929a543247f0721b8db6823cf709f0955ccba001c81246145bf4c1a
- MD5 e59988e8ebc2d656113c6f8f5ca76cf9
- SHA1 0920b10534ac4661e56df901c2d1981b0eefa8b3
- SHA512 fd0d2b564ed4e0729c197544e545861deca08f0ae40f1c3e8fd684c5973339d5f3a0a748dd21fbafa486d3d4941ab8e0150976828450f017874fa63d6c9c822f
- SSDEEP 49152:EVAbwj7MUOqzHmeeTNPZLy4g72T68w0E4Z3kvh0mJRFJjTCFItJT2t08:oAmMUOoHmRZLeKpHE4ZUpPRF/Jx8
- TLSH T1D9E523637B41C876E52330324F59F74897BEB8151F318A9B67C42A6E8EF0182A935F47
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
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
-
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.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1