General
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Target
CrackLauncher.exe
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Size
81KB
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Sample
241206-jjkbaaspfm
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MD5
f068a2f351d11284fee8d768a64f6c9c
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SHA1
6fcba43b6b6024c8795d699f638444654714c276
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SHA256
4854a1611616f474d7241dc0268f913f92887a383a81e2dba1186c358cf93f22
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SHA512
856c01cfbde2b8a41564a77f07b5561d69679da6a0af8da86d6dc869309d04cabac0a06c37560456e8bf6dfa0f04e342b57f2afbcb5ddbf4d0bbe06944387ff2
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SSDEEP
1536:NfFb0NWmGRk7di8n/7IbDqS8a1gMGT6tVOUVprKsZ:NBrk7dHIbDMMJVOUVpdZ
Behavioral task
behavioral1
Sample
CrackLauncher.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
xworm
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Install_directory
%ProgramData%
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install_file
svchost.exe
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pastebin_url
https://pastebin.com/raw/vJmE27fr
Extracted
xworm
3.0
plus-loves.gl.at.ply.gg:59327
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Install_directory
%AppData%
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install_file
USB.exe
Targets
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Target
CrackLauncher.exe
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Size
81KB
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MD5
f068a2f351d11284fee8d768a64f6c9c
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SHA1
6fcba43b6b6024c8795d699f638444654714c276
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SHA256
4854a1611616f474d7241dc0268f913f92887a383a81e2dba1186c358cf93f22
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SHA512
856c01cfbde2b8a41564a77f07b5561d69679da6a0af8da86d6dc869309d04cabac0a06c37560456e8bf6dfa0f04e342b57f2afbcb5ddbf4d0bbe06944387ff2
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SSDEEP
1536:NfFb0NWmGRk7di8n/7IbDqS8a1gMGT6tVOUVprKsZ:NBrk7dHIbDMMJVOUVpdZ
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Detect Xworm Payload
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Modifies WinLogon for persistence
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Xworm family
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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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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1