General
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Target
5cb96def1bfb4ccc9c85a5f4e02bc7a04a4738ca6c881e1966f2f44c07596ed0.exe
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Size
352KB
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Sample
240517-ct8nasdc49
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MD5
87e21d5173a8bc915d8747ae208b7024
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SHA1
f9a14ab85de9eeba9b7ea332890ff53ed4bec039
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SHA256
5cb96def1bfb4ccc9c85a5f4e02bc7a04a4738ca6c881e1966f2f44c07596ed0
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SHA512
cca70a522671560c2d7fec9fd70f4d3f4304e79ace5cb2bcea796a7820c486943870cf935e0f9e4f75a5024dfce59d18e93ded2a515e2cba1a89eaa7fade5dc5
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SSDEEP
6144:Dc8L+LLwqOJFV4Re+AuqwBkVyv/+Z88f42nxo3fJVZAP51Ibkf:DF+L0qOJsR/Auh2Ve8f42nx+J+51Rf
Static task
static1
Behavioral task
behavioral1
Sample
5cb96def1bfb4ccc9c85a5f4e02bc7a04a4738ca6c881e1966f2f44c07596ed0.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
5cb96def1bfb4ccc9c85a5f4e02bc7a04a4738ca6c881e1966f2f44c07596ed0.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.64.56
5.42.65.64
Targets
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Target
5cb96def1bfb4ccc9c85a5f4e02bc7a04a4738ca6c881e1966f2f44c07596ed0.exe
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Size
352KB
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MD5
87e21d5173a8bc915d8747ae208b7024
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SHA1
f9a14ab85de9eeba9b7ea332890ff53ed4bec039
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SHA256
5cb96def1bfb4ccc9c85a5f4e02bc7a04a4738ca6c881e1966f2f44c07596ed0
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SHA512
cca70a522671560c2d7fec9fd70f4d3f4304e79ace5cb2bcea796a7820c486943870cf935e0f9e4f75a5024dfce59d18e93ded2a515e2cba1a89eaa7fade5dc5
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SSDEEP
6144:Dc8L+LLwqOJFV4Re+AuqwBkVyv/+Z88f42nxo3fJVZAP51Ibkf:DF+L0qOJsR/Auh2Ve8f42nx+J+51Rf
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Glupteba payload
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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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Modifies Windows Firewall
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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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Loads dropped DLL
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1