Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 12:41
Static task
static1
Behavioral task
behavioral1
Sample
20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe
Resource
win7-20240221-en
General
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Target
20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe
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Size
2.6MB
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MD5
d4d608418e9a494b5e1922f63f928acd
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SHA1
6fc9e73fa36d40ebecedd0a15432fb0cebffa24b
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SHA256
20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6
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SHA512
dcbda4439cc0caa4028790041a8e43f5b6ea5f3a6808162cef59b6968f1526d34cc11e12f886bb4d687d487db799fea700ffb9f1a70b49f4127b13baafc17cb9
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SSDEEP
24576:WCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHX:WCwsbCANnKXferL7Vwe/Gg0P+WhqYMr
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1092-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1092-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259400630.txt family_gh0strat behavioral1/memory/1092-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1092-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatfor.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
R.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259400630.txt" R.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatfor.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatfor.exe -
Executes dropped EXE 5 IoCs
Processes:
R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exepid process 2352 R.exe 1092 N.exe 2732 TXPlatfor.exe 2720 TXPlatfor.exe 2112 Remote Data.exe -
Loads dropped DLL 7 IoCs
Processes:
20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exepid process 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe 2352 R.exe 1728 svchost.exe 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe 2732 TXPlatfor.exe 1728 svchost.exe 2112 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/1092-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1092-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1092-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription ioc process File created C:\Windows\SysWOW64\259400630.txt R.exe File opened for modification C:\Windows\SysWOW64\ini.ini R.exe File created C:\Windows\SysWOW64\Remote Data.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Remote Data.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 2720 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 1092 N.exe Token: SeLoadDriverPrivilege 2720 TXPlatfor.exe Token: 33 2720 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2720 TXPlatfor.exe Token: 33 2720 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2720 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exepid process 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 2088 wrote to memory of 2352 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe R.exe PID 2088 wrote to memory of 2352 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe R.exe PID 2088 wrote to memory of 2352 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe R.exe PID 2088 wrote to memory of 2352 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe R.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 2088 wrote to memory of 1092 2088 20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe N.exe PID 1092 wrote to memory of 2652 1092 N.exe cmd.exe PID 1092 wrote to memory of 2652 1092 N.exe cmd.exe PID 1092 wrote to memory of 2652 1092 N.exe cmd.exe PID 1092 wrote to memory of 2652 1092 N.exe cmd.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2732 wrote to memory of 2720 2732 TXPlatfor.exe TXPlatfor.exe PID 2652 wrote to memory of 2764 2652 cmd.exe PING.EXE PID 2652 wrote to memory of 2764 2652 cmd.exe PING.EXE PID 2652 wrote to memory of 2764 2652 cmd.exe PING.EXE PID 2652 wrote to memory of 2764 2652 cmd.exe PING.EXE PID 1728 wrote to memory of 2112 1728 svchost.exe Remote Data.exe PID 1728 wrote to memory of 2112 1728 svchost.exe Remote Data.exe PID 1728 wrote to memory of 2112 1728 svchost.exe Remote Data.exe PID 1728 wrote to memory of 2112 1728 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe"C:\Users\Admin\AppData\Local\Temp\20a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259400630.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
2.6MB
MD5d4d608418e9a494b5e1922f63f928acd
SHA16fc9e73fa36d40ebecedd0a15432fb0cebffa24b
SHA25620a008db44ebf6972a6452392cdb8147b5fb5582d179fa7b6dde738e75b1c5c6
SHA512dcbda4439cc0caa4028790041a8e43f5b6ea5f3a6808162cef59b6968f1526d34cc11e12f886bb4d687d487db799fea700ffb9f1a70b49f4127b13baafc17cb9
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\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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\Windows\SysWOW64\259400630.txtFilesize
899KB
MD53fbae248ebff26acc3822649106a3d4a
SHA1631099fb2ca8f8859542f3b55cd13bd593707ec8
SHA256ec1c9c94cfda8ef4fc5d1dcb1b8327c1cd29acc48db5eb5df751ed2b05921839
SHA5121591cfad7e7ce9795767208e14718273d7ac4f3497922b8e005a5840a1e780e1296720bcca66c31bf8c77d11269ef5ec3526bfb06d2ad7dc44441eec89a37b4d
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\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/1092-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1092-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1092-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-42-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-43-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-37-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB