General
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Target
e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406
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Size
206KB
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Sample
250405-jmbtbaszgs
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MD5
16048d1120331849721aa136e35c179b
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SHA1
772e575366ead08240a41e15589e6f91c7e988d6
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SHA256
e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406
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SHA512
b1a982ece3f836e1994be4f98b7db9e58257a0bd41054fdca62095972cb86a66a86cc48aa6088e3df32b63f8d1e0fac2be744cf8d2c09d37c65cc84096dee689
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT+:X2vnSwjaOcADw9cUeCOfU
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
e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406
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Size
206KB
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MD5
16048d1120331849721aa136e35c179b
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SHA1
772e575366ead08240a41e15589e6f91c7e988d6
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SHA256
e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406
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SHA512
b1a982ece3f836e1994be4f98b7db9e58257a0bd41054fdca62095972cb86a66a86cc48aa6088e3df32b63f8d1e0fac2be744cf8d2c09d37c65cc84096dee689
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT+:X2vnSwjaOcADw9cUeCOfU
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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