General
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Target
NVIDIA_app_beta_v10.0.2.207.exe
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Size
138.4MB
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Sample
240817-xknlzs1dng
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MD5
9c403f118254979375ae52e379f09c10
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SHA1
141e8ff877a17982700151f5000b0f2bc72e7f5f
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SHA256
8c9ccbb9fab41981472cc2e97c1c10493a43f32ac87d078bad489badd18ef430
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SHA512
ac6a0b0736d4ffeb2b597606b3a341a00187af91db134efe377a4480c5790bb3ff9ca77dbfa398bc144c09940d76c015fb8531d69360b00acf6832166b4194d7
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SSDEEP
3145728:FHd2WkwehafKlETBwDCpAxTtpZflLxRjsvl:FAHMKl+wDwAVx9L7Wl
Static task
static1
Behavioral task
behavioral1
Sample
NVIDIA_app_beta_v10.0.2.207.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
NVIDIA_app_beta_v10.0.2.207.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\NVIDIA\NVAPP2\FrameViewSDK\SDK\Public_Release\_R_E_A_D___T_H_I_S___ELEN20_.hta
cerber
Extracted
C:\NVIDIA\NVAPP2\FrameViewSDK\licenses\_R_E_A_D___T_H_I_S___8JU3GXZT_.txt
cerber
http://p27dokhpz2n7nvgr.onion/7C39-9D3F-1BFE-0446-9F94
http://p27dokhpz2n7nvgr.12hygy.top/7C39-9D3F-1BFE-0446-9F94
http://p27dokhpz2n7nvgr.14ewqv.top/7C39-9D3F-1BFE-0446-9F94
http://p27dokhpz2n7nvgr.14vvrc.top/7C39-9D3F-1BFE-0446-9F94
http://p27dokhpz2n7nvgr.129p1t.top/7C39-9D3F-1BFE-0446-9F94
http://p27dokhpz2n7nvgr.1apgrn.top/7C39-9D3F-1BFE-0446-9F94
Extracted
C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware.WannaCry.zip\@[email protected]
wannacry
12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw
Targets
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Target
NVIDIA_app_beta_v10.0.2.207.exe
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Size
138.4MB
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MD5
9c403f118254979375ae52e379f09c10
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SHA1
141e8ff877a17982700151f5000b0f2bc72e7f5f
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SHA256
8c9ccbb9fab41981472cc2e97c1c10493a43f32ac87d078bad489badd18ef430
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SHA512
ac6a0b0736d4ffeb2b597606b3a341a00187af91db134efe377a4480c5790bb3ff9ca77dbfa398bc144c09940d76c015fb8531d69360b00acf6832166b4194d7
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SSDEEP
3145728:FHd2WkwehafKlETBwDCpAxTtpZflLxRjsvl:FAHMKl+wDwAVx9L7Wl
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Contacts a large (1249) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Drops file in Drivers directory
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Sets service image path in registry
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Uses Session Manager for persistence
Creates Session Manager registry key to run executable early in system boot.
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Drops startup file
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Impair Defenses: Safe Mode Boot
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Modifies file permissions
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Uses the VBS compiler for execution
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Adds Run key to start application
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Checks for any installed AV software in registry
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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Downloads MZ/PE file
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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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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Modifies Windows Firewall
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops file in System32 directory
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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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Sets desktop wallpaper using registry
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Event Triggered Execution
2Component Object Model Hijacking
1Netsh Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Event Triggered Execution
2Component Object Model Hijacking
1Netsh Helper DLL
1Defense Evasion
File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Safe Mode Boot
1Indicator Removal
1File Deletion
1Modify Registry
8Pre-OS Boot
1Bootkit
1Scripting
1Subvert Trust Controls
1Install Root Certificate
1Discovery
Browser Information Discovery
1Network Service Discovery
2Peripheral Device Discovery
2Query Registry
7Remote System Discovery
1Software Discovery
1Security Software Discovery
1System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1