General
-
Target
Krnl_8.10.8_x64_en-US.msi
-
Size
5.0MB
-
Sample
241113-r79j3stket
-
MD5
b837d10b9a71425dbf3d62b2cc59f447
-
SHA1
85c9ba3331f7eb432c28365b0d1f36a201373a72
-
SHA256
76c83d1bebd6b01bab76d9a94f223e1a3cf20f2040b8d58a12625074e2936f7c
-
SHA512
f20999d19c470941c85912725d6f89c5073d475572ece92ce5b8e5425cdf012950f230c353870d86469ab6658bdc504abbb41260cb676f109551860433bcb405
-
SSDEEP
98304:XPky+agPtUpupDeOds+883iSh79bubjnvmu5/qv4eYb2Tqg9EeYImwqPY6Bvv8m:XPky9GtAcdsENbubzSJb9lyw
Static task
static1
Behavioral task
behavioral1
Sample
Krnl_8.10.8_x64_en-US.msi
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Krnl_8.10.8_x64_en-US.msi
Resource
win10v2004-20241007-en
Malware Config
Targets
-
-
Target
Krnl_8.10.8_x64_en-US.msi
-
Size
5.0MB
-
MD5
b837d10b9a71425dbf3d62b2cc59f447
-
SHA1
85c9ba3331f7eb432c28365b0d1f36a201373a72
-
SHA256
76c83d1bebd6b01bab76d9a94f223e1a3cf20f2040b8d58a12625074e2936f7c
-
SHA512
f20999d19c470941c85912725d6f89c5073d475572ece92ce5b8e5425cdf012950f230c353870d86469ab6658bdc504abbb41260cb676f109551860433bcb405
-
SSDEEP
98304:XPky+agPtUpupDeOds+883iSh79bubjnvmu5/qv4eYb2Tqg9EeYImwqPY6Bvv8m:XPky9GtAcdsENbubzSJb9lyw
-
A potential corporate email address has been identified in the URL: [email protected]
-
Adds Run key to start application
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Downloads MZ/PE file
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Event Triggered Execution: Image File Execution Options Injection
-
Legitimate hosting services abused for malware hosting/C2
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops file in System32 directory
-
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.
-
Suspicious use of NtCreateThreadExHideFromDebugger
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Browser Extensions
1Event Triggered Execution
3Component Object Model Hijacking
1Image File Execution Options Injection
1Installer Packages
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
3Component Object Model Hijacking
1Image File Execution Options Injection
1Installer Packages
1Defense Evasion
Modify Registry
5Pre-OS Boot
1Bootkit
1System Binary Proxy Execution
1Msiexec
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1