General
- Target Optimizer.bin.zip
- Size 2.1MB
- Sample240211-pmkdcaga4y
- SHA256 928c5e0dc9e11046ba4b6259967cd5d8da5f98a1f09de37cfe576cce5d5a404f
- MD5 83d476fdaf07c36512904dfef85cd72a
- SHA1 a16b996dbde2c26aca196456f6c49630623a7f7c
- SHA512 4d128c6b73e98c73a7b70749b0d1c948241c5529f4aae583f3470d74f5f8ca319bd36b555677a523dfe7534d1ca08c7843d866abb494a67854abfbdb3ad19d15
- SSDEEP 49152:l3vtm66hZdDwCliWGTZeY1DzPjstQFiIEDWPLdqZ4AlNNPkS:X/6hHD7lQVlPjsIiRWPLdI9lNNcS
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Malware Config
Extracted
-
xworm
-
rat234678235481254.ddns.net:4782
-
Install_directory
%ProgramData%
-
install_file
Runtime Broker.exe
Targets
-
- Target Optimizer.bin.zip
- Size 2.1MB
- SHA256 928c5e0dc9e11046ba4b6259967cd5d8da5f98a1f09de37cfe576cce5d5a404f
- MD5 83d476fdaf07c36512904dfef85cd72a
- SHA1 a16b996dbde2c26aca196456f6c49630623a7f7c
- SHA512 4d128c6b73e98c73a7b70749b0d1c948241c5529f4aae583f3470d74f5f8ca319bd36b555677a523dfe7534d1ca08c7843d866abb494a67854abfbdb3ad19d15
- SSDEEP 49152:l3vtm66hZdDwCliWGTZeY1DzPjstQFiIEDWPLdqZ4AlNNPkS:X/6hHD7lQVlPjsIiRWPLdI9lNNcS
- MD5 SHA1 SHA512 SSDEEP
Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
Detect Xworm Payload
Matrix Ransomware
Targeted ransomware with information collection and encryption functionality.
Suspicious use of NtCreateUserProcessOtherParentProcess
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Downloads MZ/PE file
Modifies Installed Components in the registry
Modifies Windows Firewall
Stops running service(s)
ACProtect 1.3x - 1.4x DLL software
Detects file using ACProtect software.
Drops startup file
Executes dropped EXE
Loads dropped DLL
Modifies system executable filetype association
Registers COM server for autorun
Accesses Microsoft Outlook accounts
Adds Run key to start application
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Drops desktop.ini file(s)
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Checks system information in the registry
System information is often read in order to detect sandboxing environments.
Drops file in System32 directory
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Browser Extensions
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Change Default File Association
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Change Default File Association
1Scheduled Task/Job
1Defense Evasion
Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
7