General
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Target
obxod266dev.exe
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Size
329KB
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Sample
250223-mrrl4stnbm
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MD5
31fc82eeaed45f2389b57ffb9d8f6ea2
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SHA1
fd46d4e307b09a372a3bfc0d88b87eeccaf77912
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SHA256
dc7f8c7c39bb043da2c19a03504c499e0af367fefee810a8190c1119992e2248
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SHA512
418bca3b27a8354e559de8e1333ebc8ff42a5d4f07b42a0ec95775c9a52feb1d61a00006ceefef3be8e30dc07c0fb3123440413a2b16d8d9cc6e468cb9d5c962
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SSDEEP
6144:3aDaK7MooumCpZSApAWl2IenY7YDlw+JmS1r8+CMCX:3LK7sk2IKYkp/mYPCX
Static task
static1
Behavioral task
behavioral1
Sample
obxod266dev.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral2
Sample
obxod266dev.exe
Resource
win7-20240903-en
Behavioral task
behavioral3
Sample
obxod266dev.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral4
Sample
obxod266dev.exe
Resource
win10ltsc2021-20250217-en
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1342862584386420817/8iDLBPWkMbkgW0Lx9Tlnezr6EGJYKsdRBZ8GJHI66h0NchvKorRU-U6oiQsKR-OZeqD9
Extracted
xworm
25.ip.gl.ply.gg:59054
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Install_directory
%AppData%
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install_file
svchost.exe
Targets
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Target
obxod266dev.exe
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Size
329KB
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MD5
31fc82eeaed45f2389b57ffb9d8f6ea2
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SHA1
fd46d4e307b09a372a3bfc0d88b87eeccaf77912
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SHA256
dc7f8c7c39bb043da2c19a03504c499e0af367fefee810a8190c1119992e2248
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SHA512
418bca3b27a8354e559de8e1333ebc8ff42a5d4f07b42a0ec95775c9a52feb1d61a00006ceefef3be8e30dc07c0fb3123440413a2b16d8d9cc6e468cb9d5c962
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SSDEEP
6144:3aDaK7MooumCpZSApAWl2IenY7YDlw+JmS1r8+CMCX:3LK7sk2IKYkp/mYPCX
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Detect Umbral payload
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Detect Xworm Payload
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Umbral family
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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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Drops file in Drivers directory
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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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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1