General
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Target
b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7
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Size
207KB
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Sample
250308-kd5kpstyaz
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MD5
e04354bb10e930ca2ab9300c071ef9c5
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SHA1
b6bc850b90854b431ee7d1f426cc9bc72c6b071e
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SHA256
b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7
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SHA512
531803775baa1052c90a0b7a3c7a5e37c559017e4fd9ea1a4f4025bd8b911a057d226fb3b9324edcfb9d3548c723f959a67481f016b6a41780ba13c0b9eeeadd
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF:X2vnSwjaOcADw9cUeCOf
Static task
static1
Behavioral task
behavioral1
Sample
b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7.exe
Resource
win7-20241010-en
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
b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7
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Size
207KB
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MD5
e04354bb10e930ca2ab9300c071ef9c5
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SHA1
b6bc850b90854b431ee7d1f426cc9bc72c6b071e
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SHA256
b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7
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SHA512
531803775baa1052c90a0b7a3c7a5e37c559017e4fd9ea1a4f4025bd8b911a057d226fb3b9324edcfb9d3548c723f959a67481f016b6a41780ba13c0b9eeeadd
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF: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