General
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Target
2c153a8481c00b3f125fb852f52b34c1bac31126ca9ab83446235c5239b97485
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Size
206KB
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Sample
250405-g8fchsvmx2
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MD5
6eddfd6db5a5d04d43d6c3408805d9a1
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SHA1
1d7c5bdc632685f8b68d405b5c701584806539f4
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SHA256
2c153a8481c00b3f125fb852f52b34c1bac31126ca9ab83446235c5239b97485
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SHA512
d4eb66d7d183cf12b8b6d5b9b09a7dec1ddc67ce0e2273aaf5001040d97bc022f6fe7dc890ad080d0b21a86a43061d17ba8752e122b344136f8429d693393600
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
Static task
static1
Malware Config
Extracted
gh0strat
107.163.241.193:6520
http://107.163.241.181:16300/
http://107.163.241.182:12354/login.php
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user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))
Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)
Targets
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Target
2c153a8481c00b3f125fb852f52b34c1bac31126ca9ab83446235c5239b97485
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Size
206KB
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MD5
6eddfd6db5a5d04d43d6c3408805d9a1
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SHA1
1d7c5bdc632685f8b68d405b5c701584806539f4
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SHA256
2c153a8481c00b3f125fb852f52b34c1bac31126ca9ab83446235c5239b97485
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SHA512
d4eb66d7d183cf12b8b6d5b9b09a7dec1ddc67ce0e2273aaf5001040d97bc022f6fe7dc890ad080d0b21a86a43061d17ba8752e122b344136f8429d693393600
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
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Gh0strat family
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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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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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1