General
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Target
RNSM00366.7z
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Size
9.4MB
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Sample
241107-tvcexswaqc
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MD5
46837db77a1738914d3e706e47dd063e
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SHA1
8dc5b42cb708a3cd73a0af71742be7ea39389c5e
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SHA256
38d06336598e9109435116705fcbc60f0d30eb697805bf6c5a09d414e51dca0b
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SHA512
358176dfb1035ee7c8fce38119a6723be33b1ac5328a7e654ec1b2000b7e729bebc09493bc709ef0753d7ca72ae617d8d486322fa3683d182f34f8c4de0499be
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SSDEEP
196608:CDGWPdy6PA9f98chi0spA9RAx2CjDFlOQC7ChOr1L/5aYBnj5RnT7neXj2S:KGWVRAoFCPCj5l67zBaYBj5Rn/neXx
Static task
static1
Behavioral task
behavioral1
Sample
RNSM00366.7z
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\$Recycle.Bin\RESTORE-SIGRUN.html
[email protected] <//p><p
http-equiv="Content-Type"
Extracted
C:\$Recycle.Bin\RESTORE-SIGRUN.txt
Extracted
F:\$RECYCLE.BIN\S-1-5-21-2878641211-696417878-3864914810-1000\ENLZAS-DECRYPT.txt
http://gandcrabmfe6mnef.onion/963b7a421bb39b21
Extracted
C:\Users\YOU_FILES_HERE.txt
http://huhighwfn4jihtlz.onion/sdlsgdewwbhr
https://huhighwfn4jihtlz.onion.top/sdlsgdewwbhr
https://huhighwfn4jihtlz.onion.link/sdlsgdewwbhr
Extracted
C:\$Recycle.Bin\S-1-5-21-2878641211-696417878-3864914810-1000\SRXTBM-MANUAL.txt
gandcrab
http://gandcrabmfe6mnef.onion/963b7a421bb39b21
Extracted
F:\$RECYCLE.BIN\S-1-5-21-2878641211-696417878-3864914810-1000\ENLZAS-DECRYPT.txt
http://gandcrabmfe6mnef.onion/963b7a421bb39b21
Targets
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Target
RNSM00366.7z
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Size
9.4MB
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MD5
46837db77a1738914d3e706e47dd063e
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SHA1
8dc5b42cb708a3cd73a0af71742be7ea39389c5e
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SHA256
38d06336598e9109435116705fcbc60f0d30eb697805bf6c5a09d414e51dca0b
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SHA512
358176dfb1035ee7c8fce38119a6723be33b1ac5328a7e654ec1b2000b7e729bebc09493bc709ef0753d7ca72ae617d8d486322fa3683d182f34f8c4de0499be
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SSDEEP
196608:CDGWPdy6PA9f98chi0spA9RAx2CjDFlOQC7ChOr1L/5aYBnj5RnT7neXj2S:KGWVRAoFCPCj5l67zBaYBj5Rn/neXx
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Azorult family
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Cryptolocker family
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Dharma
Dharma is a ransomware that uses security software installation to hide malicious activities.
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Dharma family
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Formbook family
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GandCrab payload
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Gandcrab family
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Globeimposter family
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Modifies WinLogon for persistence
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WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
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Warzonerat family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (253) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Adds policy Run key to start application
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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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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Uses the VBS compiler for execution
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Adds Run key to start application
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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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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Direct Volume Access
1Impair Defenses
3Disable or Modify Tools
3Indicator Removal
3File Deletion
3Modify Registry
9Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1