General
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Target
3e9c5961ee8a2a0c30539e79f9ddfb8870f5488d9571562fb1d90c8440dffdf3exe.exe
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Size
2.0MB
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Sample
231129-t8egfahh64
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MD5
05cdfd712f5e27594b9a21a279375410
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SHA1
073ff34df1c5aaa62c2e3066e67cf05469788f09
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SHA256
3e9c5961ee8a2a0c30539e79f9ddfb8870f5488d9571562fb1d90c8440dffdf3
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SHA512
8d5906fde6d88945ca8617c6d0a3698bb98aa867fdfbe5a03bdcff5acf60120958cb2c08458fa78fa098159c00ae13f9d8d5224a95f6d08879db489046fee5d3
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SSDEEP
49152:3/RCihRpUHZ5hpFeC9qN4eTWMWCRH3Zmo3ye9:PRCi1k5hpAN6eTWMxJB
Static task
static1
Behavioral task
behavioral1
Sample
3e9c5961ee8a2a0c30539e79f9ddfb8870f5488d9571562fb1d90c8440dffdf3exe.exe
Resource
win7-20231020-en
Malware Config
Targets
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Target
3e9c5961ee8a2a0c30539e79f9ddfb8870f5488d9571562fb1d90c8440dffdf3exe.exe
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Size
2.0MB
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MD5
05cdfd712f5e27594b9a21a279375410
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SHA1
073ff34df1c5aaa62c2e3066e67cf05469788f09
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SHA256
3e9c5961ee8a2a0c30539e79f9ddfb8870f5488d9571562fb1d90c8440dffdf3
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SHA512
8d5906fde6d88945ca8617c6d0a3698bb98aa867fdfbe5a03bdcff5acf60120958cb2c08458fa78fa098159c00ae13f9d8d5224a95f6d08879db489046fee5d3
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SSDEEP
49152:3/RCihRpUHZ5hpFeC9qN4eTWMWCRH3Zmo3ye9:PRCi1k5hpAN6eTWMxJB
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Glupteba payload
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Modifies WinLogon for persistence
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Adds policy Run key to start application
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Stops running service(s)
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Modify Registry
8Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify Tools
3Subvert Trust Controls
1Install Root Certificate
1