General
- Target TheChoicerVoicer.zip
- Size 116.3MB
- Sample260817-rxk4qsbh79
- SHA256 853e1bc6b7031d7e126a2a306da998c9e3a8d30cae2f21b8a700594eb47dbe61
- MD5 0841685fda1ee2cb0fe7e68142c5acbe
- SHA1 07d95b439624e0cbf2abdf7f8739a0d761218de3
- SHA512 d8d5deb31204fb9e1c694e1c0aa206a51531ee062d232eca02e090acd0713d5b9e522e53fbb10022ac6212beb80a76518412a691cfa42ba19d42c324f1663f37
- SSDEEP 3145728:zvxsvLZG00mwJEDKFc0VDpLY+NcLUxpJLguypcXrrMKpPxUCbuFGE3:LmvIMC+KNdpLY+NiUFQcX9PGCbuF/
- TLSH T17B483301AEC462C75C25BA1DC03B67CAA796D8EE138C6DF30D6DF5368EAE21117D2607
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
TheChoicerVoicer.zip
Resource
win11-20260513-en
Malware Config
Targets
-
- Target TheChoicerVoicer.zip
- Size 116.3MB
- SHA256 853e1bc6b7031d7e126a2a306da998c9e3a8d30cae2f21b8a700594eb47dbe61
- MD5 0841685fda1ee2cb0fe7e68142c5acbe
- SHA1 07d95b439624e0cbf2abdf7f8739a0d761218de3
- SHA512 d8d5deb31204fb9e1c694e1c0aa206a51531ee062d232eca02e090acd0713d5b9e522e53fbb10022ac6212beb80a76518412a691cfa42ba19d42c324f1663f37
- SSDEEP 3145728:zvxsvLZG00mwJEDKFc0VDpLY+NcLUxpJLguypcXrrMKpPxUCbuFGE3:LmvIMC+KNdpLY+NiUFQcX9PGCbuF/
- TLSH T17B483301AEC462C75C25BA1DC03B67CAA796D8EE138C6DF30D6DF5368EAE21117D2607
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Windows security bypass
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Downloads MZ/PE file
-
Executes dropped EXE
-
Loads dropped DLL
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Prevents Microsoft Defender from scanning certain paths by adding an exclusion.
Uses the Powershell Add-MpPreference cmdlet to exclude paths from being scanned by Microsoft Defender.
-
System Binary Proxy Execution: Rundll32
Abuse Rundll32 to proxy execution of malicious code.
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Hide Artifacts: Hidden Window
Windows that would typically be displayed when an application carries out an operation can be hidden.
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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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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.
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Executes a VBScript file via the Windows Script Host.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3PowerShell
1Visual Basic
1Windows Command Shell
1Defense Evasion
Hide Artifacts
3File/Path Exclusions
1Hidden Window
1Ignore Process Interrupts
1Impair Defenses
2Disable or Modify Tools
2Modify Registry
1Obfuscated Files or Information
1Command Obfuscation
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1System Binary Proxy Execution
1Rundll32
1Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Query Registry
5System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1