General
-
Target
skuld.exe
-
Size
9.5MB
-
Sample
240728-gv7jvavgpf
-
MD5
1907391ffebb2bb4e94531ae060e6561
-
SHA1
22f1e236cbdb668a181104f3527e52186672ea4f
-
SHA256
06032158de42767dbc107a96d54319522a000f106550a055ae46fc6086aacfad
-
SHA512
aad82a0a9c8819267c8bfeab41c2c94c30c4b5c437f61a008562d63ae07c53770bbb6d52512857a4aa6033ac6e71df58429954bbe48491074480f59c5ed87706
-
SSDEEP
98304:sP4vX4pw0vIIG4SLmo2+jRrHsxME9YB7F/Bz2HIb:Fv4pw0Mmo2+1rHsxl9YNcIb
Behavioral task
behavioral1
Sample
skuld.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
skuld.exe
Resource
win10v2004-20240709-en
Malware Config
Targets
-
-
Target
skuld.exe
-
Size
9.5MB
-
MD5
1907391ffebb2bb4e94531ae060e6561
-
SHA1
22f1e236cbdb668a181104f3527e52186672ea4f
-
SHA256
06032158de42767dbc107a96d54319522a000f106550a055ae46fc6086aacfad
-
SHA512
aad82a0a9c8819267c8bfeab41c2c94c30c4b5c437f61a008562d63ae07c53770bbb6d52512857a4aa6033ac6e71df58429954bbe48491074480f59c5ed87706
-
SSDEEP
98304:sP4vX4pw0vIIG4SLmo2+jRrHsxME9YB7F/Bz2HIb:Fv4pw0Mmo2+1rHsxl9YNcIb
-
Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Drops file in Drivers directory
-
Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
-
Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
-
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Obfuscated Files or Information
1Command Obfuscation
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
4