General
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Target
RobloxPlayerLauncher.exe
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Size
1.6MB
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Sample
240421-v92tssgb92
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MD5
df3c89248671866cfb9e0a407fad20b4
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SHA1
2258e20671e6aaba8ce75abb5bc5bca8c4df0035
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SHA256
93580834e65af2f5a83aacef47a1ec3ef45fc6ab9683ec4df771bbea713ab38f
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SHA512
f6658f2653aefebc573518773c97319d87d70cabeb182cd622a5722d4df0417df17318f4b25b7929ab03e982a072e914175971b96e205356c5c6a23a3fedaf01
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SSDEEP
49152:NmAhTN2Q5MmBRS+qYNS2+3njUrG+TvamoGXtTOgM7PMQpdAUFTHrPHHoV5N:gAhTkyZBdM2+3njUmrPHA
Static task
static1
Malware Config
Targets
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Target
RobloxPlayerLauncher.exe
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Size
1.6MB
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MD5
df3c89248671866cfb9e0a407fad20b4
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SHA1
2258e20671e6aaba8ce75abb5bc5bca8c4df0035
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SHA256
93580834e65af2f5a83aacef47a1ec3ef45fc6ab9683ec4df771bbea713ab38f
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SHA512
f6658f2653aefebc573518773c97319d87d70cabeb182cd622a5722d4df0417df17318f4b25b7929ab03e982a072e914175971b96e205356c5c6a23a3fedaf01
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SSDEEP
49152:NmAhTN2Q5MmBRS+qYNS2+3njUrG+TvamoGXtTOgM7PMQpdAUFTHrPHHoV5N:gAhTkyZBdM2+3njUmrPHA
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Blocklisted process makes network request
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Creates new service(s)
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Downloads MZ/PE file
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Drops file in Drivers directory
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ACProtect 1.3x - 1.4x DLL software
Detects file using ACProtect software.
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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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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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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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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
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Browser Extensions
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2