General
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Target
Bez tytułu.png
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Size
210B
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Sample
240423-sljxzahc4v
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MD5
96406703da080780229fa319f2448994
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SHA1
787b6fe4be3e95e0592f9deddaccdb2a5eb4ce41
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SHA256
9ae0449c3a39d09fd963fce70aae5bc6f5ff2f08bfa902d306b40f33bdaa3cef
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SHA512
c136373ed8c0683dc69e6b56c6bf7a2166b86621ac74de0bdca59bfaa0f1c65d7e3b451be3c981f37dcd130ce053d14137fe059d0a22b2834580ab6493b1e325
Static task
static1
Malware Config
Targets
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Target
Bez tytułu.png
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Size
210B
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MD5
96406703da080780229fa319f2448994
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SHA1
787b6fe4be3e95e0592f9deddaccdb2a5eb4ce41
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SHA256
9ae0449c3a39d09fd963fce70aae5bc6f5ff2f08bfa902d306b40f33bdaa3cef
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SHA512
c136373ed8c0683dc69e6b56c6bf7a2166b86621ac74de0bdca59bfaa0f1c65d7e3b451be3c981f37dcd130ce053d14137fe059d0a22b2834580ab6493b1e325
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Contacts a large (503) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Possible privilege escalation attempt
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Registers COM server for autorun
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Adds Run key to start application
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Checks for any installed AV software in registry
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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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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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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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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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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Defense Evasion
File and Directory Permissions Modification
1Modify Registry
3Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1