General
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Target
MWIII_IRIS_AIO_V3.5.exe
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Size
10.9MB
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Sample
240709-vhlcqstgpm
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MD5
dc43693ef7c1e53d46b0da91191597db
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SHA1
aef31787fe96864a8ae38793d4974fc254cddf50
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SHA256
be6c7b0c87bdb9426bbbab27b7574d3bcd435126b8130bbd2c2ce516e077e4e8
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SHA512
d5190aa5c30e941908560709917ea59dc6400f4ba1bbf2aa15c4abaa08d62cc1f7aa4cd154dbea9c537ddc513005ec1b25146a2d7b8951da14cac2542861fb26
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SSDEEP
196608:Or9iC3AAslutR6k0SxVCypmKEqEOdoFldQ+6XVizae1haPXM3dkIftIia9tkfc:+9ikAAsUvl0aH2qbdoLPae1hIc3TtIiu
Static task
static1
Malware Config
Targets
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Target
MWIII_IRIS_AIO_V3.5.exe
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Size
10.9MB
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MD5
dc43693ef7c1e53d46b0da91191597db
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SHA1
aef31787fe96864a8ae38793d4974fc254cddf50
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SHA256
be6c7b0c87bdb9426bbbab27b7574d3bcd435126b8130bbd2c2ce516e077e4e8
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SHA512
d5190aa5c30e941908560709917ea59dc6400f4ba1bbf2aa15c4abaa08d62cc1f7aa4cd154dbea9c537ddc513005ec1b25146a2d7b8951da14cac2542861fb26
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SSDEEP
196608:Or9iC3AAslutR6k0SxVCypmKEqEOdoFldQ+6XVizae1haPXM3dkIftIia9tkfc:+9ikAAsUvl0aH2qbdoLPae1hIc3TtIiu
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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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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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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Power Settings
powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.
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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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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Power Settings
1Pre-OS Boot
1Bootkit
1Defense Evasion
Impair Defenses
1Modify Registry
1Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
1