General
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Target
Nova Launcher Fixer.exe
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Size
121KB
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Sample
240705-fjzt7ashmn
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MD5
5c76d15a7d3f57f26edc494bd9db318b
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SHA1
cfa089d8d7e9fde67b6cb85827d33431b2d80066
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SHA256
af872e954905dbfeb165da42d722889a7dfc4b84e88b52c9abc9de18a1a9d74f
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SHA512
3d7a621dcb56a8d8ded08e49c34c77071bcb8e8f408acd2ec9c00ff887342d1e3be935f3ad56b33ef7a96d0d85e1e36b6cccc9498a2b0fe96dab7b5d5747c1fb
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SSDEEP
3072:0ojAQkj90n5EIrHshi+LFUWHnGWdw8OkG2Li0HbovOm:YjWnSeGisFXnJw8Ziib
Static task
static1
Behavioral task
behavioral1
Sample
Nova Launcher Fixer.exe
Resource
win11-20240704-en
Malware Config
Extracted
https://download.anydesk.com/AnyDesk.exe
Targets
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Target
Nova Launcher Fixer.exe
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Size
121KB
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MD5
5c76d15a7d3f57f26edc494bd9db318b
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SHA1
cfa089d8d7e9fde67b6cb85827d33431b2d80066
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SHA256
af872e954905dbfeb165da42d722889a7dfc4b84e88b52c9abc9de18a1a9d74f
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SHA512
3d7a621dcb56a8d8ded08e49c34c77071bcb8e8f408acd2ec9c00ff887342d1e3be935f3ad56b33ef7a96d0d85e1e36b6cccc9498a2b0fe96dab7b5d5747c1fb
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SSDEEP
3072:0ojAQkj90n5EIrHshi+LFUWHnGWdw8OkG2Li0HbovOm:YjWnSeGisFXnJw8Ziib
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Blocklisted process makes network request
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Matrix ATT&CK v13
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Create or Modify System Process
1Windows Service
1Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Active Setup
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Active Setup
1Access Token Manipulation
1Create Process with Token
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Modify Registry
5Impair Defenses
2Disable or Modify Tools
2Abuse Elevation Control Mechanism
1Bypass User Account Control
1Access Token Manipulation
1Create Process with Token
1