General
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Target
GX_Builder.exe
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Size
12.9MB
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Sample
240222-wpghssde3x
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MD5
de6416915830c63685b6771684689d36
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SHA1
f3516b1816295056c870e3c15a52aafbf4e9aab3
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SHA256
965e26ab119bb1fe78e0f2e9f3a4b85de6b308100faa6c12dd6aa60ee52f42ef
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SHA512
7efb6ba401dad084f2e7aa0af834171724168f2bd28da2d28fd3c1083b6286b262f352fe6dac703eacb5624f8b810918293d563353dafd85ac96532da61f25a7
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SSDEEP
393216:oNOnxeqv5yEgPDflLNVga2D3o5Doo7Mm:0OnxD56DtLzGD3ohoo7Mm
Static task
static1
Behavioral task
behavioral1
Sample
GX_Builder.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
GX_Builder.exe
Resource
win10v2004-20240221-en
Malware Config
Extracted
growtopia
https://discord.com/api/webhooks/1199763266872803338/8vedcXoMcyExhe1xhBm5f8ncmafWmOB3pkulE0l8g9Pel0t3ziyr2V51cLTVEjYsE4Rj
Targets
-
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Target
GX_Builder.exe
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Size
12.9MB
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MD5
de6416915830c63685b6771684689d36
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SHA1
f3516b1816295056c870e3c15a52aafbf4e9aab3
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SHA256
965e26ab119bb1fe78e0f2e9f3a4b85de6b308100faa6c12dd6aa60ee52f42ef
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SHA512
7efb6ba401dad084f2e7aa0af834171724168f2bd28da2d28fd3c1083b6286b262f352fe6dac703eacb5624f8b810918293d563353dafd85ac96532da61f25a7
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SSDEEP
393216:oNOnxeqv5yEgPDflLNVga2D3o5Doo7Mm:0OnxD56DtLzGD3ohoo7Mm
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Detect ZGRat V1
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Creates new service(s)
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Stops running service(s)
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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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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1