Analysis
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max time kernel
121s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
02/01/2024, 15:53
Static task
static1
Behavioral task
behavioral1
Sample
7dd3c0d07e21e6ac695b2182f86c2535.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
7dd3c0d07e21e6ac695b2182f86c2535.exe
Resource
win10v2004-20231215-en
General
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Target
7dd3c0d07e21e6ac695b2182f86c2535.exe
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Size
382KB
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MD5
7dd3c0d07e21e6ac695b2182f86c2535
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SHA1
0cb17b579628c702dba83a76dd5b5d812bfa1836
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SHA256
9d78d909a86ef314f05f3f86a4f7d77aea84e27e2d46fbce239d43e40c727c7d
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SHA512
b39bd01bbae9722e0c096c1494fa191c2a36afc6dcfacc68bc342b30d4c40b6248d4b0c018c3054494c61f38a18097b4d2f325500a30396873d0c82287c1b20e
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SSDEEP
6144:/V8HFsnY+jjpVCSqmVZ6XnniYvBZq2kXXl6BbFxueTwkkBn4aUJFBie9/28NNjaP:/VVY+jlddZSn5u2phxJtD8e9/20pMFJ
Malware Config
Signatures
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Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x00340000000133cd-18.dat family_gh0strat behavioral1/memory/2600-40-0x0000000000400000-0x00000000004D4000-memory.dmp family_gh0strat -
Drops file in Drivers directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Drivers\beep.sys 7dd3c0d07e21e6ac695b2182f86c2535.exe File opened for modification C:\Windows\SysWOW64\Drivers\beep.sys svchost.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibilityex.dll" 7dd3c0d07e21e6ac695b2182f86c2535.exe -
Deletes itself 1 IoCs
pid Process 2296 svchost.exe -
Loads dropped DLL 2 IoCs
pid Process 2600 7dd3c0d07e21e6ac695b2182f86c2535.exe 2296 svchost.exe -
resource yara_rule behavioral1/files/0x00340000000133cd-18.dat vmprotect -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\FastUserSwitchingCompatibilityex.dll 7dd3c0d07e21e6ac695b2182f86c2535.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 464 Process not Found 464 Process not Found
Processes
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C:\Users\Admin\AppData\Local\Temp\7dd3c0d07e21e6ac695b2182f86c2535.exe"C:\Users\Admin\AppData\Local\Temp\7dd3c0d07e21e6ac695b2182f86c2535.exe"1⤵
- Drops file in Drivers directory
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
PID:2600
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k netsvcs1⤵
- Drops file in Drivers directory
- Deletes itself
- Loads dropped DLL
PID:2296
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70B
MD5a9b26c5a397d13c1d92228764afe8ae7
SHA1907c599e10d7dd110976e98a68af4a617943a810
SHA256f206e67ac262395f4db24e77f7e51d6005120c491812f6852817b612a8cb864a
SHA51203966627b24fd59d2c8927b0f569497cd555debd7e96f55622e37849b7bd0c9f20828665e9271358e64a8643595f3cef6e57e0c045bfb5e309fb12653e37172d
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Filesize
102KB
MD5027b6e5cc391b245943b8e0002abe13c
SHA1d2356bb8c711b179956dd92cfba03010f9634220
SHA2567e933577728f38d7c9ce3cb4fc975026fa39356896943f0f40f9a9bfe6a377d5
SHA51296f47ae239dfc875149ebbf1e6e3471750ad6d423863170e0d834426cc3f1b3480cf555ada762773f63afaaed8b712d9622e2d77c331ac206467444cab50d6e0