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General
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Target
31839b57a4f11171d6abc8bbc4451ee4.exe
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Size
4.1MB
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Sample
231012-q1rv1see73
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MD5
637f73095de9f62dc6fcfbe9b3f6d3d6
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SHA1
708771d9413e7df69189d2a0c283ec72bd63d99e
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SHA256
6a678e471f24d7560be7cda7a49a34b4f0c2cb279b779984e5f002be3dfacf1d
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SHA512
00d4d05c7b894d4c52dcbc75d555c76f966defed1934747ffe4a29d8dc1b426fad021a02a5e221dd583ac86d67661a6b9cddde13ad1465546439f52ed567aeb5
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SSDEEP
98304:WTF3/yifTDOs5MvtF5aDUw1VUT2eh5Xz8ME4AwzfxrJ39J5BatN7SrR:k36sDXaf5tw1VUTLXYBefdzITOrR
Static task
static1
Behavioral task
behavioral1
Sample
31839b57a4f11171d6abc8bbc4451ee4.exe
Resource
win7-20230831-en
Malware Config
Targets
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Target
31839b57a4f11171d6abc8bbc4451ee4.exe
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Size
4.1MB
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MD5
637f73095de9f62dc6fcfbe9b3f6d3d6
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SHA1
708771d9413e7df69189d2a0c283ec72bd63d99e
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SHA256
6a678e471f24d7560be7cda7a49a34b4f0c2cb279b779984e5f002be3dfacf1d
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SHA512
00d4d05c7b894d4c52dcbc75d555c76f966defed1934747ffe4a29d8dc1b426fad021a02a5e221dd583ac86d67661a6b9cddde13ad1465546439f52ed567aeb5
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SSDEEP
98304:WTF3/yifTDOs5MvtF5aDUw1VUT2eh5Xz8ME4AwzfxrJ39J5BatN7SrR:k36sDXaf5tw1VUTLXYBefdzITOrR
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Glupteba payload
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Modifies boot configuration data using bcdedit
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Drops file in Drivers directory
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Modifies Windows Firewall
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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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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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Drops file in System32 directory
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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
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1