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General
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Target
Trojan-Ransom.Win32.Blocker.jxbh-4bc9802e136d5b8f4a85b7e25f73261cfd53d16f7aa63740510668140443c9c1
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Size
500KB
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Sample
221107-h3711sgahj
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MD5
007c3f02771f06228917e27a7a504023
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SHA1
22d5ae59e00b80f75b2690ce7d40379e56050ca1
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SHA256
4bc9802e136d5b8f4a85b7e25f73261cfd53d16f7aa63740510668140443c9c1
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SHA512
36f971c0199113b63a3740f7a9cf9eeff2ecb265b364a457e3f6af28a49e0080e8de9956e69b30a4692e0963da0ea7f0d2cdb1d4254141cf06ec201f54d861aa
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SSDEEP
12288:tgHsqmAdjxORA4GTe2Pr9hroyCMJOcddfm+YWnz:tqmwjfz79iSJOUY0z
Static task
static1
Behavioral task
behavioral1
Sample
Trojan-Ransom.Win32.Blocker.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Trojan-Ransom.Win32.Blocker.exe
Resource
win10v2004-20220812-en
Malware Config
Targets
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Target
Trojan-Ransom.Win32.Blocker.jxbh-4bc9802e136d5b8f4a85b7e25f73261cfd53d16f7aa63740510668140443c9c1
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Size
500KB
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MD5
007c3f02771f06228917e27a7a504023
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SHA1
22d5ae59e00b80f75b2690ce7d40379e56050ca1
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SHA256
4bc9802e136d5b8f4a85b7e25f73261cfd53d16f7aa63740510668140443c9c1
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SHA512
36f971c0199113b63a3740f7a9cf9eeff2ecb265b364a457e3f6af28a49e0080e8de9956e69b30a4692e0963da0ea7f0d2cdb1d4254141cf06ec201f54d861aa
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SSDEEP
12288:tgHsqmAdjxORA4GTe2Pr9hroyCMJOcddfm+YWnz:tqmwjfz79iSJOUY0z
Score10/10-
Modifies WinLogon for persistence
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Adds policy Run key to start application
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Disables RegEdit via registry modification
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Adds Run key to start application
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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 autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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