General
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Target
Internet Download Manager 6.38.exe
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Size
13.1MB
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Sample
230311-1ct1ksdb6z
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MD5
3b92cc3d9e74a4c9ce8a4e0b52cfa5b6
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SHA1
3364f2b2a9685a3a52a30e455934cf392362f59e
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SHA256
435e71eca1998e991f6d99b4458fb253a84be79eaa50bab790342e3cfbf36097
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SHA512
b1e32e50009c801fc2c64ec6218323a7080ab507d8b8a7fe51bb6c0796ca9f9ef74f1870293693967fb2d4d6f71b011fedd3d4b85993af4a93e243364ee5db17
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SSDEEP
393216:lIB64fvSOb93lpgtmvtPODgYVa2njZZHygAK:064fKOh1pZvtPOEhSHyy
Static task
static1
Malware Config
Targets
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Target
Internet Download Manager 6.38.exe
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Size
13.1MB
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MD5
3b92cc3d9e74a4c9ce8a4e0b52cfa5b6
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SHA1
3364f2b2a9685a3a52a30e455934cf392362f59e
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SHA256
435e71eca1998e991f6d99b4458fb253a84be79eaa50bab790342e3cfbf36097
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SHA512
b1e32e50009c801fc2c64ec6218323a7080ab507d8b8a7fe51bb6c0796ca9f9ef74f1870293693967fb2d4d6f71b011fedd3d4b85993af4a93e243364ee5db17
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SSDEEP
393216:lIB64fvSOb93lpgtmvtPODgYVa2njZZHygAK:064fKOh1pZvtPOEhSHyy
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Drops file in Drivers directory
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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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Registers COM server for autorun
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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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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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