General
- Target SteaMidra-6.5.6-Setup.exe
- Size 275.2MB
- Sample260731-dx4n7aam2s
- SHA256 eb29037a3f829dd5efc6b467699074eef87671eb72b16826cdf3bf857c98082a
- MD5 e8bd1a5340d443f57326e581b1c8aad2
- SHA1 f96eb7d1f0c3382afd82088bdb9a8a8b782fad6f
- SHA512 cc55baf1462156702ed28c0b127fe197723ab7684323e87b62623e42550e74a90b3a6ff286b7aff9e22c7162e8d3267bf9a047134515b2b6d45e8a10ac075bc3
- SSDEEP 6291456:R7eVqQ/05kVsklfC5ghAd2s9HArcih5vaRLGB:k5Mmskl6wAd2SbSyRLGB
- TLSH T198D8336DE92AB928E89D043D706DE610BE1FCBB3F6BA070859D3E195E4807C850D4F76
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
SteaMidra-6.5.6-Setup.exe
Resource
win11-20260513-en
Malware Config
Targets
-
- Target SteaMidra-6.5.6-Setup.exe
- Size 275.2MB
- SHA256 eb29037a3f829dd5efc6b467699074eef87671eb72b16826cdf3bf857c98082a
- MD5 e8bd1a5340d443f57326e581b1c8aad2
- SHA1 f96eb7d1f0c3382afd82088bdb9a8a8b782fad6f
- SHA512 cc55baf1462156702ed28c0b127fe197723ab7684323e87b62623e42550e74a90b3a6ff286b7aff9e22c7162e8d3267bf9a047134515b2b6d45e8a10ac075bc3
- SSDEEP 6291456:R7eVqQ/05kVsklfC5ghAd2s9HArcih5vaRLGB:k5Mmskl6wAd2SbSyRLGB
- TLSH T198D8336DE92AB928E89D043D706DE610BE1FCBB3F6BA070859D3E195E4807C850D4F76
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Renames multiple (6135) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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Downloads MZ/PE file
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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.
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Executes dropped EXE
-
Loads dropped DLL
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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.
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Persistence
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
2Subvert Trust Controls
3Install Root Certificate
2SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1